#903D4A
Closest named color: Dark Mauve (#874C62). oklch(47.5% 0.113 12.8), rgb(144, 61, 74).
Aa
White text reads best on this color (7.11:1).
About this color
#903D4A is a medium-dark, moderately saturated red. In OKLCH its lightness is 47%, its chroma 0.113 and its hue 13°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Mauve (#874C62), ΔE 0.043 away. White text reads best on it, at 7.11:1.
| Hue family | Reds |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.113) |
| Temperature | warm |
| Nearest name | Dark Mauve (#874C62) |
| Black text | 2.95:1 |
| White text | 7.11:1 |
Values
| HEX | #903D4A |
| RGB | rgb(144, 61, 74) |
| HSL | hsl(351, 40%, 40%) |
| OKLCH | oklch(47.5% 0.113 12.8) |
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 #903D4A | 7.11:1 | AAA | Lc -89.1 | Fine for body text |
| Black text on #903D4A | 2.95:1 | Fails | Lc 19.9 | Dividers and decoration only |
| #903D4A text on white | 7.11:1 | AAA | Lc 84.1 | Fine for body text |
| #903D4A text on black | 2.95:1 | Fails | Lc -17.8 | Dividers and decoration only |
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 700.
-
Step 50
50
#FAF3F4
oklch(97% 0.008 7.3)
-
Step 100
100
#F4E6E7
oklch(93.6% 0.015 12.4)
-
Step 200
200
#ECD1D3
oklch(88.4% 0.03 12.6)
-
Step 300
300
#E2B3B7
oklch(81% 0.055 12.6)
-
Step 400
400
#D18A91
oklch(70.7% 0.087 13.1)
-
Step 500
500
#C36B76
oklch(63% 0.112 12.8)
-
Step 600
600
#AE525F
oklch(55.6% 0.121 13)
-
Step 700
700 (this color)
#903D4A
oklch(47.5% 0.113 12.8)
-
Step 800
800
#793740
oklch(42.7% 0.092 13.3)
-
Step 900
900
#623037
oklch(37.7% 0.072 12.3)
-
Step 950
950
#3A1C20
oklch(27% 0.047 12.2)
#903D4A 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) | #4F4E4A | 0.123 |
| Deuteranopia (no green cones) | #645E48 | 0.113 |
| Tritanopia (no blue cones) | #9C3242 | 0.028 |
| Achromatopsia (no color) | #585858 | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #903D4A
#903D4A
oklch(47.5% 0.113 12.8)
- #006A68
#006A68
oklch(47.4% 0.081 192.5)
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 #903D4A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Mauve #874C62 ΔE 0.043
- Light Maroon #A24857 ΔE 0.048
- Brownish Purple #76424E ΔE 0.050
- Brick #A03623 ΔE 0.055
- Light Burgundy #A8415B ΔE 0.055
- Auburn #9B2226 ΔE 0.056
- Brown #A52A2A ΔE 0.056
- Red Brown #8B2E16 ΔE 0.064
Use #903D4A 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.