#903C2C
Closest named color: Brick (#A03623). oklch(46.7% 0.118 32.6), rgb(144, 60, 44).
Aa
White text reads best on this color (7.32:1).
About this color
#903C2C is a medium-dark, moderately saturated red. In OKLCH its lightness is 47%, its chroma 0.118 and its hue 33°. Its hue sits on the warm side of the wheel. The nearest named color is Brick (#A03623), ΔE 0.032 away. White text reads best on it, at 7.32:1.
| Hue family | Reds |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.118) |
| Temperature | warm |
| Nearest name | Brick (#A03623) |
| Black text | 2.86:1 |
| White text | 7.32:1 |
Values
| HEX | #903C2C |
| RGB | rgb(144, 60, 44) |
| HSL | hsl(10, 53%, 37%) |
| OKLCH | oklch(46.7% 0.118 32.6) |
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 #903C2C | 7.32:1 | AAA | Lc -89.7 | Fine for body text |
| Black text on #903C2C | 2.86:1 | Fails | Lc 19.2 | Dividers and decoration only |
| #903C2C text on white | 7.32:1 | AAA | Lc 84.8 | Fine for body text |
| #903C2C text on black | 2.86:1 | Fails | Lc -17.2 | 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
#FAF4F2
oklch(97.1% 0.007 39.5)
-
Step 100
100
#F5E6E3
oklch(93.6% 0.017 31.1)
-
Step 200
200
#EDD2CC
oklch(88.5% 0.031 32.6)
-
Step 300
300
#E3B4AA
oklch(80.9% 0.057 32.1)
-
Step 400
400
#D38B7C
oklch(70.6% 0.092 32.3)
-
Step 500
500
#C66D5B
oklch(63.2% 0.117 32.5)
-
Step 600
600
#B15341
oklch(55.6% 0.127 32.4)
-
Step 700
700 (this color)
#903C2C
oklch(46.7% 0.118 32.6)
-
Step 800
800
#7B382B
oklch(42.7% 0.097 32.5)
-
Step 900
900
#643127
oklch(37.8% 0.076 32.3)
-
Step 950
950
#3B1D17
oklch(27.1% 0.049 32.3)
#903C2C 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) | #524B2A | 0.120 |
| Deuteranopia (no green cones) | #675D2A | 0.110 |
| Tritanopia (no blue cones) | #9E2B38 | 0.045 |
| Achromatopsia (no color) | #565656 | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #903C2C
#903C2C
oklch(46.7% 0.118 32.6)
- #006575
#006575
oklch(46.6% 0.082 213.4)
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 #903C2C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brick #A03623 ΔE 0.032
- Red Brown #8B2E16 ΔE 0.034
- Brown Red #922B05 ΔE 0.037
- Rust Brown #8B3103 ΔE 0.037
- Saddle Brown #8B4513 ΔE 0.037
- Russet #A13905 ΔE 0.041
- Auburn #9B2226 ΔE 0.045
- Burnt Red #9F2305 ΔE 0.047
Use #903C2C 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.