#A37180
Closest named color: Mauve (#AE7181). oklch(60.4% 0.066 359.7), rgb(163, 113, 128).
Aa
Black text reads best on this color (5.23:1).
About this color
#A37180 is a medium-dark, muted red. In OKLCH its lightness is 60%, its chroma 0.066 and its hue 360°. Its hue sits on the warm side of the wheel. The nearest named color is Mauve (#AE7181), ΔE 0.019 away. Black text reads best on it, at 5.23:1.
| Hue family | Reds |
| Lightness | medium-dark (60%) |
| Chroma | muted (0.066) |
| Temperature | warm |
| Nearest name | Mauve (#AE7181) |
| Black text | 5.23:1 |
| White text | 4.01:1 |
Values
| HEX | #A37180 |
| RGB | rgb(163, 113, 128) |
| HSL | hsl(342, 21%, 54%) |
| OKLCH | oklch(60.4% 0.066 359.7) |
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 #A37180 | 4.01:1 | AA large text | Lc -72.8 | Content text, not long reading |
| Black text on #A37180 | 5.23:1 | AA | Lc 36.7 | Non-text elements, placeholder text |
| #A37180 text on white | 4.01:1 | AA large text | Lc 67.3 | Content text, not long reading |
| #A37180 text on black | 5.23:1 | AA | Lc -34.3 | 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
#F8F4F5
oklch(97.1% 0.004 360)
-
Step 100
100
#F0E7E9
oklch(93.6% 0.01 2)
-
Step 200
200
#E4D4D9
oklch(88.4% 0.019 356.5)
-
Step 300
300
#D3B8C0
oklch(80.8% 0.033 358)
-
Step 400
400
#BD949F
oklch(70.8% 0.051 0.7)
-
Step 500
500 (this color)
#A37180
oklch(60.4% 0.066 359.7)
-
Step 600
600
#966172
oklch(55.5% 0.072 358.9)
-
Step 700
700
#80505F
oklch(49% 0.067 359.6)
-
Step 800
800
#68424E
oklch(42.7% 0.055 359.2)
-
Step 900
900
#553841
oklch(37.7% 0.043 359.2)
-
Step 950
950
#322126
oklch(27.1% 0.027 359.8)
#A37180 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) | #777A81 | 0.072 |
| Deuteranopia (no green cones) | #83827F | 0.067 |
| Tritanopia (no blue cones) | #AB6E76 | 0.019 |
| Achromatopsia (no color) | #7F7F7F | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A37180
#A37180
oklch(60.4% 0.066 359.7)
- #528F83
#528F83
oklch(60.5% 0.066 179.9)
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 #A37180, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mauve #AE7181 ΔE 0.019
- Reddish Grey #997570 ΔE 0.034
- English Lavender #9D8189 ΔE 0.041
- Purpley Grey #947E94 ΔE 0.042
- Dusky Rose #BA6873 ΔE 0.044
- Purple Grey #866F85 ΔE 0.050
- Pinkish Brown #B17261 ΔE 0.051
- Faded Purple #916E99 ΔE 0.052
Use #A37180 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.