#903E31
Closest named color: Brick (#A03623). oklch(47.1% 0.114 30.9), rgb(144, 62, 49).
Aa
White text reads best on this color (7.19:1).
About this color
#903E31 is a medium-dark, moderately saturated red. In OKLCH its lightness is 47%, its chroma 0.114 and its hue 31°. Its hue sits on the warm side of the wheel. The nearest named color is Brick (#A03623), ΔE 0.033 away. White text reads best on it, at 7.19:1.
| Hue family | Reds |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.114) |
| Temperature | warm |
| Nearest name | Brick (#A03623) |
| Black text | 2.91:1 |
| White text | 7.19:1 |
Values
| HEX | #903E31 |
| RGB | rgb(144, 62, 49) |
| HSL | hsl(8, 49%, 38%) |
| OKLCH | oklch(47.1% 0.114 30.9) |
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 #903E31 | 7.19:1 | AAA | Lc -89.3 | Fine for body text |
| Black text on #903E31 | 2.91:1 | Fails | Lc 19.6 | Dividers and decoration only |
| #903E31 text on white | 7.19:1 | AAA | Lc 84.4 | Fine for body text |
| #903E31 text on black | 2.91:1 | Fails | Lc -17.6 | 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
#F4E6E3
oklch(93.5% 0.016 32)
-
Step 200
200
#EDD2CD
oklch(88.5% 0.031 30.2)
-
Step 300
300
#E2B4AB
oklch(80.9% 0.055 31.1)
-
Step 400
400
#D28C7F
oklch(70.7% 0.088 31)
-
Step 500
500
#C46E5F
oklch(63.1% 0.112 30.9)
-
Step 600
600
#B05445
oklch(55.7% 0.123 30.9)
-
Step 700
700 (this color)
#903E31
oklch(47.1% 0.114 30.9)
-
Step 800
800
#7A382E
oklch(42.6% 0.094 30.3)
-
Step 900
900
#633129
oklch(37.7% 0.074 30.4)
-
Step 950
950
#3A1D18
oklch(26.9% 0.047 30.8)
#903E31 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) | #534C2F | 0.117 |
| Deuteranopia (no green cones) | #675E2F | 0.109 |
| Tritanopia (no blue cones) | #9E2E3B | 0.044 |
| Achromatopsia (no color) | #575757 | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #903E31
#903E31
oklch(47.1% 0.114 30.9)
- #006775
#006775
oklch(47.1% 0.082 210.9)
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 #903E31, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brick #A03623 ΔE 0.033
- Saddle Brown #8B4513 ΔE 0.039
- Red Brown #8B2E16 ΔE 0.040
- Brown Red #922B05 ΔE 0.043
- Rust Brown #8B3103 ΔE 0.043
- Russet #A13905 ΔE 0.044
- Auburn #9B2226 ΔE 0.048
- Brown #A52A2A ΔE 0.048
Use #903E31 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.