diff --git a/R/theme_acdc.R b/R/theme_acdc.R
index 2cff93a..19dbfe2 100644
--- a/R/theme_acdc.R
+++ b/R/theme_acdc.R
@@ -251,15 +251,15 @@ set_acdc_font <- function(alt = paleta_fonts$paleta_noto) {
 #' @param plot_title_family Font family to use for the plot title. Default is
 #'   `base_family`.
 #' @param plot_title_colour Colour of the plot title text. Default
-#'   is `acdc_text`.
+#'   is [acdc_text].
 #' @param subtitle_family Font family to use for the plot subtitle. Default is
 #'   `base_family`.
 #' @param subtitle_colour Colour of the subtitle text. Default is [acdc_text].
 #' @param caption_colour Colour of the caption text. Default is [acdc_text].
 #' @param axis_title_colour Colour of the axis title text. Default is
-#'   `acdc_text`.
+#'   [acdc_text].
 #' @param legend_title_colour Colour of the legend title text. Default is
-#'   `acdc_text`.
+#'   [acdc_text].
 #' @param legend_text_colour Colour of the legend text. Default is [acdc_text].
 #' @param plot_background_fill Fill colour for the plot background. Default is
 #'   NULL.
diff --git a/R/theme_nhs.R b/R/theme_nhs.R
index dc9f1dc..d8e10ff 100644
--- a/R/theme_nhs.R
+++ b/R/theme_nhs.R
@@ -263,13 +263,13 @@ set_nhs_font <- function(alt = paleta_fonts$paleta_noto) {
 #' @param plot_title_family Font family to use for the plot title. Default is
 #'   `base_family`.
 #' @param plot_title_colour Colour of the plot title text. Default
-#'   is `nhs_blue`.
+#'   is [nhs_blue].
 #' @param subtitle_family Font family to use for the plot subtitle. Default is
-#'   `base_family`.
+#'   `base_family``.
 #' @param subtitle_colour Colour of the subtitle text. Default is [nhs_mid_grey].
 #' @param caption_colour Colour of the caption text. Default is [nhs_mid_grey].
 #' @param axis_title_colour Colour of the axis title text. Default is
-#'   `nhs_cyan`.
+#'   [nhs_mid_grey].
 #' @param legend_title_colour Colour of the legend title text. Default is NULL.
 #' @param legend_text_colour Colour of the legend text. Default is NULL.
 #' @param grid_col Grid colour. Default to [nhs_pale_grey].
diff --git a/R/theme_wb.R b/R/theme_wb.R
index 2b032d0..2a42abe 100644
--- a/R/theme_wb.R
+++ b/R/theme_wb.R
@@ -201,13 +201,13 @@ set_wb_font <- function(alt = paleta_fonts$paleta_noto) {
 #' @param plot_title_family Font family to use for the plot title. Default is
 #'   `base_family`.
 #' @param plot_title_colour Colour of the plot title text. Default
-#'   is `wb_blue`.
+#'   is [wb_blue].
 #' @param subtitle_family Font family to use for the plot subtitle. Default is
 #'   `base_family`.
 #' @param subtitle_colour Colour of the subtitle text. Default is [wb_cyan].
 #' @param caption_colour Colour of the caption text. Default is [wb_cyan].
 #' @param axis_title_colour Colour of the axis title text. Default is
-#'   `wb_cyan`.
+#'   [wb_cyan].
 #' @param legend_title_colour Colour of the legend title text. Default is NULL.
 #' @param legend_text_colour Colour of the legend text. Default is NULL.
 #' @param grid_col Grid colour. Default to [wb_cyan].
diff --git a/R/utils.R b/R/utils.R
index c8679e7..8afd307 100644
--- a/R/utils.R
+++ b/R/utils.R
@@ -16,7 +16,7 @@ print.palette <- function(x, ...) {
             ylab = "", xaxt = "n", yaxt = "n", bty = "n")
 
       rect(0, 0.9, n + 1, 1.1, col = rgb(1, 1, 1, 0.8), border = NA)
-      text((n + 1) / 2, 1, labels = attr(x, "name"), cex = 1, family = "serif")
+      text((n + 1) / 2, 1, labels = attr(x, "name"), cex = 1, family = "sans")
     }
   )
 }
diff --git a/man/theme_acdc.Rd b/man/theme_acdc.Rd
index 4d3b6b4..34c5e41 100644
--- a/man/theme_acdc.Rd
+++ b/man/theme_acdc.Rd
@@ -54,7 +54,7 @@ Sans.}
 \code{base_family}.}
 
 \item{plot_title_colour}{Colour of the plot title text. Default
-is \code{acdc_text}.}
+is \link{acdc_text}.}
 
 \item{subtitle_family}{Font family to use for the plot subtitle. Default is
 \code{base_family}.}
@@ -64,10 +64,10 @@ is \code{acdc_text}.}
 \item{caption_colour}{Colour of the caption text. Default is \link{acdc_text}.}
 
 \item{axis_title_colour}{Colour of the axis title text. Default is
-\code{acdc_text}.}
+\link{acdc_text}.}
 
 \item{legend_title_colour}{Colour of the legend title text. Default is
-\code{acdc_text}.}
+\link{acdc_text}.}
 
 \item{legend_text_colour}{Colour of the legend text. Default is \link{acdc_text}.}
 
diff --git a/man/theme_nhs.Rd b/man/theme_nhs.Rd
index 636948d..96f1adc 100644
--- a/man/theme_nhs.Rd
+++ b/man/theme_nhs.Rd
@@ -34,17 +34,17 @@ If none of the NHS fonts are available, the default becomes
 \code{base_family}.}
 
 \item{plot_title_colour}{Colour of the plot title text. Default
-is \code{nhs_blue}.}
+is \link{nhs_blue}.}
 
 \item{subtitle_family}{Font family to use for the plot subtitle. Default is
-\code{base_family}.}
+`base_family``.}
 
 \item{subtitle_colour}{Colour of the subtitle text. Default is \link{nhs_mid_grey}.}
 
 \item{caption_colour}{Colour of the caption text. Default is \link{nhs_mid_grey}.}
 
 \item{axis_title_colour}{Colour of the axis title text. Default is
-\code{nhs_cyan}.}
+\link{nhs_mid_grey}.}
 
 \item{legend_title_colour}{Colour of the legend title text. Default is NULL.}
 
diff --git a/man/theme_wb.Rd b/man/theme_wb.Rd
index 7e38a27..7d3df33 100644
--- a/man/theme_wb.Rd
+++ b/man/theme_wb.Rd
@@ -34,7 +34,7 @@ If none of the World Bank fonts are available, the default becomes
 \code{base_family}.}
 
 \item{plot_title_colour}{Colour of the plot title text. Default
-is \code{wb_blue}.}
+is \link{wb_blue}.}
 
 \item{subtitle_family}{Font family to use for the plot subtitle. Default is
 \code{base_family}.}
@@ -44,7 +44,7 @@ is \code{wb_blue}.}
 \item{caption_colour}{Colour of the caption text. Default is \link{wb_cyan}.}
 
 \item{axis_title_colour}{Colour of the axis title text. Default is
-\code{wb_cyan}.}
+\link{wb_cyan}.}
 
 \item{legend_title_colour}{Colour of the legend title text. Default is NULL.}
 
diff --git a/vignettes/africa-cdc.Rmd b/vignettes/africa-cdc.Rmd
index 003905a..ec82636 100644
--- a/vignettes/africa-cdc.Rmd
+++ b/vignettes/africa-cdc.Rmd
@@ -327,7 +327,7 @@ structure(
 ### Africa CDC light theme
 
 ```{r mtcars-acdc-light-bar, echo = FALSE, fig.align = "center", fig.alt = "A bar plot showcasing the Africa CDC light theme", fig.showtext = TRUE, fig.height = 6, fig.width = 5, fig.retina = 1}
-## barplot using theme_acdc_light
+## bar plot using theme_acdc_light
 ggplot(
   data = mtcars,
   mapping = aes(
@@ -363,7 +363,7 @@ ggplot(data = mtcars, mapping = aes(x = mpg, y = disp, colour = factor(cyl))) +
 ### Africa CDC dark theme
 
 ```{r mtcars-acdc-dark-bar, echo = FALSE, fig.align = "center", fig.alt = "A bar plot showcasing the Africa CDC dark theme", fig.showtext = TRUE, fig.height = 6, fig.width = 5, fig.retina = 1}
-## barplot using theme_acdc_dark
+## bar plot using theme_acdc_dark
 ggplot(
   data = mtcars,
   mapping = aes(
diff --git a/vignettes/gnc.Rmd b/vignettes/gnc.Rmd
index b1991ea..66d6fe0 100644
--- a/vignettes/gnc.Rmd
+++ b/vignettes/gnc.Rmd
@@ -39,12 +39,82 @@ Complementing **GNC Green** is a set of 10 secondary colours.
 structure(gnc_palettes$gnc_secondary, class = "palette", name = "GNC Secondary")
 ```
 
+## GNC palettes
+
+In addition to the primary and secondary colours, a set of tinted palettes for each of the GNC primary and secondary colours is available.
+
+### Tinted green palette
+
+```{r gnc-tinted-green, echo = FALSE, fig.alt = "GNC tinted green palette", fig.align = "center", fig.height = 1}
+structure(gnc_palettes$gnc_greens, class = "palette", name = "GNC tinted green palette")
+```
+
+### Tinted grey palette
+
+```{r gnc-tinted-grey, echo = FALSE, fig.alt = "GNC tinted grey palette", fig.align = "center", fig.height = 1}
+structure(gnc_palettes$gnc_greys, class = "palette", name = "GNC tinted grey palette")
+```
+
+### Tinted sage palette
+
+```{r gnc-tinted-sage, echo = FALSE, fig.alt = "GNC tinted sage palette", fig.align = "center", fig.height = 1}
+structure(gnc_palettes$gnc_sages, class = "palette", name = "GNC tinted sage palette")
+```
+
+### Tinted dark green palette
+
+```{r gnc-tinted-dark-green, echo = FALSE, fig.alt = "GNC tinted dark green palette", fig.align = "center", fig.height = 1}
+structure(gnc_palettes$gnc_dark_greens, class = "palette", name = "GNC tinted dark green palette")
+```
+
+### Tinted lime palette
+
+```{r gnc-tinted-lime, echo = FALSE, fig.alt = "GNC tinted lime palette", fig.align = "center", fig.height = 1}
+structure(gnc_palettes$gnc_limes, class = "palette", name = "GNC tinted lime palette")
+```
+
+### Tinted aqua green palette
+
+```{r gnc-tinted-aqua-green, echo = FALSE, fig.alt = "GNC tinted aqua green palette", fig.align = "center", fig.height = 1}
+structure(gnc_palettes$gnc_aqua_greens, class = "palette", name = "GNC tinted aqua green palette")
+```
+
+### Tinted cyan palette
+
+```{r gnc-tinted-cyan, echo = FALSE, fig.alt = "GNC tinted cyan palette", fig.align = "center", fig.height = 1}
+structure(gnc_palettes$gnc_cyans, class = "palette", name = "GNC tinted cyan palette")
+```
+
+### Tinted blue palette
+
+```{r gnc-tinted-blue, echo = FALSE, fig.alt = "GNC tinted blue palette", fig.align = "center", fig.height = 1}
+structure(gnc_palettes$gnc_blues, class = "palette", name = "GNC tinted blue palette")
+```
+
+### Tinted orange palette
+
+```{r gnc-tinted-orange, echo = FALSE, fig.alt = "GNC tinted orange palette", fig.align = "center", fig.height = 1}
+structure(gnc_palettes$gnc_oranges, class = "palette", name = "GNC tinted orange palette")
+```
+
+### Tinted moss green palette
+
+```{r gnc-tinted-moss-green, echo = FALSE, fig.alt = "GNC tinted moss green palette", fig.align = "center", fig.height = 1}
+structure(gnc_palettes$gnc_moss_greens, class = "palette", name = "GNC tinted moss green palette")
+```
+
+### Tinted gold palette
+
+```{r gnc-tinted-gold, echo = FALSE, fig.alt = "GNC tinted gold palette", fig.align = "center", fig.height = 1}
+structure(gnc_palettes$gnc_golds, class = "palette", name = "GNC tinted gold palette")
+```
+
 ## GNC `ggplot2` theme
 
 A GNC `ggplot2` theme function called `theme_gnc()` is included in the `paleta` package. Following are examples of how it can be used.
 
 ```{r gnc-theme-bar, echo = FALSE, fig.alt = "A bar plot showcasing the GNC ggplot2 theme", fig.align = "center", fig.showtext = TRUE, fig.height = 6, fig.width = 5, fig.retina = 1}
-## barplot using theme_gnc()
+## bar plot using theme_gnc()
 ggplot(
   data = mtcars,
   mapping = aes(
@@ -76,7 +146,7 @@ ggplot(data = mtcars, mapping = aes(x = mpg, y = disp, colour = factor(cyl))) +
     title = "GNC Theme",
     subtitle = "GNC secondary palette",
   ) +
-  theme_gnc(grid = "Y")
+  theme_gnc(grid = "XY")
 ```
 
 
diff --git a/vignettes/nhs.Rmd b/vignettes/nhs.Rmd
index 0cd434c..89b1095 100644
--- a/vignettes/nhs.Rmd
+++ b/vignettes/nhs.Rmd
@@ -330,7 +330,7 @@ structure(
 An NHS `ggplot2` theme function called `theme_nhs()` is included in the `paleta` package. Following are examples of how it can be used.
 
 ```{r nhs-theme-bar, echo = FALSE, fig.alt = "A bar plot showcasing the NHS ggplot2 theme", fig.align = "center", fig.showtext = TRUE, fig.height = 6, fig.width = 5, fig.retina = 1}
-## barplot using theme_nhs()
+## bar plot using theme_nhs()
 ggplot(
   data = mtcars,
   mapping = aes(
diff --git a/vignettes/unicef.Rmd b/vignettes/unicef.Rmd
index 6d29525..b314c62 100644
--- a/vignettes/unicef.Rmd
+++ b/vignettes/unicef.Rmd
@@ -54,7 +54,7 @@ structure(unicef_palettes$unicef_neutrals, class = "palette", name = "UNICEF Neu
 A UNICEF `ggplot2` theme function called `theme_unicef()` is included in the `paleta` package. Following are examples of how it can be used.
 
 ```{r unicef-theme-bar, echo = FALSE, fig.alt = "A bar plot showcasing the UNICEF ggplot2 theme", fig.align = "center", fig.showtext = TRUE, fig.height = 6, fig.width = 5, fig.retina = 1}
-## barplot using theme_unicef()
+## bar plot using theme_unicef()
 ggplot(
   data = mtcars,
   mapping = aes(
diff --git a/vignettes/world-bank.Rmd b/vignettes/world-bank.Rmd
index def3005..206968e 100644
--- a/vignettes/world-bank.Rmd
+++ b/vignettes/world-bank.Rmd
@@ -154,7 +154,7 @@ structure(wb_palettes$wb_dark_greens, class = "palette", name = "World Bank Dark
 A World Bank `ggplot2` theme function called `theme_wb()` is included in the `paleta` package. Following are examples of how it can be used.
 
 ```{r wb-theme-bar, echo = FALSE, fig.alt = "A bar plot showcasing the World Bank ggplot2 theme", fig.align = "center", fig.showtext = TRUE, fig.height = 6, fig.width = 5, fig.retina = 1}
-## barplot using theme_wb()
+## bar plot using theme_wb()
 ggplot(
   data = mtcars,
   mapping = aes(