#A37189
Closest named color: Mauve (#AE7181). oklch(60.7% 0.071 349.1), rgb(163, 113, 137).
Aa
Black text reads best on this color (5.28:1).
About this color
#A37189 is a medium-dark, moderately saturated red. In OKLCH its lightness is 61%, its chroma 0.071 and its hue 349°. Its hue sits on the warm side of the wheel. The nearest named color is Mauve (#AE7181), ΔE 0.022 away. Black text reads best on it, at 5.28:1.
| Hue family | Reds |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.071) |
| Temperature | warm |
| Nearest name | Mauve (#AE7181) |
| Black text | 5.28:1 |
| White text | 3.97:1 |
Values
| HEX | #A37189 |
| RGB | rgb(163, 113, 137) |
| HSL | hsl(331, 21%, 54%) |
| OKLCH | oklch(60.7% 0.071 349.1) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #A37189 | 3.97:1 | AA large text | Lc -72.5 | Content text, not long reading |
| Black text on #A37189 | 5.28:1 | AA | Lc 37.1 | Non-text elements, placeholder text |
| #A37189 text on white | 3.97:1 | AA large text | Lc 67.0 | Content text, not long reading |
| #A37189 text on black | 5.28:1 | AA | Lc -34.6 | Non-text elements, placeholder text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 500.
-
Step 50
50
#F8F4F6
oklch(97.1% 0.005 345.3)
-
Step 100
100
#EFE7EB
oklch(93.5% 0.01 345.4)
-
Step 200
200
#E4D4DB
oklch(88.5% 0.02 349.1)
-
Step 300
300
#D3B8C4
oklch(80.9% 0.035 349.3)
-
Step 400
400
#BC93A6
oklch(70.7% 0.055 349.1)
-
Step 500
500 (this color)
#A37189
oklch(60.7% 0.071 349.1)
-
Step 600
600
#95607A
oklch(55.5% 0.077 349)
-
Step 700
700
#7F5067
oklch(49.2% 0.07 349.2)
-
Step 800
800
#684154
oklch(42.7% 0.06 349.3)
-
Step 900
900
#543745
oklch(37.6% 0.046 349.1)
-
Step 950
950
#312129
oklch(27% 0.028 347.7)
#A37189 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #757B8A | 0.075 |
| Deuteranopia (no green cones) | #818388 | 0.070 |
| Tritanopia (no blue cones) | #AA7079 | 0.026 |
| Achromatopsia (no color) | #7F7F7F | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A37189
#A37189
oklch(60.7% 0.071 349.1)
- #55907B
#55907B
oklch(60.7% 0.07 169.2)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #A37189, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mauve #AE7181 ΔE 0.022
- Purpley Grey #947E94 ΔE 0.039
- Faded Purple #916E99 ΔE 0.042
- English Lavender #9D8189 ΔE 0.043
- Reddish Grey #997570 ΔE 0.046
- Dusky Rose #BA6873 ΔE 0.049
- Dark Lilac #9C6DA5 ΔE 0.049
- Purple Grey #866F85 ΔE 0.050
Use #A37189 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.