#8B311B
Closest named color: Red Brown (#8B2E16). oklch(44.1% 0.128 34.9), rgb(139, 49, 27).
Aa
White text reads best on this color (8.22:1).
About this color
#8B311B is a dark, moderately saturated red. In OKLCH its lightness is 44%, its chroma 0.128 and its hue 35°. Its hue sits on the warm side of the wheel. The nearest named color is Red Brown (#8B2E16), ΔE 0.006 away. White text reads best on it, at 8.22:1.
| Hue family | Reds |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.128) |
| Temperature | warm |
| Nearest name | Red Brown (#8B2E16) |
| Black text | 2.55:1 |
| White text | 8.22:1 |
Values
| HEX | #8B311B |
| RGB | rgb(139, 49, 27) |
| HSL | hsl(12, 67%, 33%) |
| OKLCH | oklch(44.1% 0.128 34.9) |
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 #8B311B | 8.22:1 | AAA | Lc -92.3 | Preferred for body text |
| Black text on #8B311B | 2.55:1 | Fails | Lc 16.4 | Dividers and decoration only |
| #8B311B text on white | 8.22:1 | AAA | Lc 87.6 | Fine for body text |
| #8B311B text on black | 2.55:1 | Fails | Lc -14.5 | Not readable |
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 800.
-
Step 50
50
#FCF3F1
oklch(97.1% 0.01 32.5)
-
Step 100
100
#F8E5E0
oklch(93.6% 0.022 35.1)
-
Step 200
200
#F3D0C7
oklch(88.5% 0.041 34.8)
-
Step 300
300
#ECB0A0
oklch(80.9% 0.074 35.5)
-
Step 400
400
#E0846D
oklch(70.7% 0.119 34.9)
-
Step 500
500
#D56145
oklch(63% 0.153 34.8)
-
Step 600
600
#C04425
oklch(55.5% 0.165 35)
-
Step 700
700
#A63418
oklch(49.1% 0.155 34.6)
-
Step 800
800 (this color)
#8B311B
oklch(44.1% 0.128 34.9)
-
Step 900
900
#6C2A19
oklch(37.7% 0.099 35.5)
-
Step 950
950
#401910
oklch(27% 0.063 34.3)
#8B311B 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) | #4A4218 | 0.131 |
| Deuteranopia (no green cones) | #615618 | 0.118 |
| Tritanopia (no blue cones) | #99192D | 0.051 |
| Achromatopsia (no color) | #4F4F4F | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8B311B
#8B311B
oklch(44.1% 0.128 34.9)
- #005D6D
#005D6D
oklch(44% 0.078 214.7)
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 #8B311B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Brown #8B2E16 ΔE 0.006
- Rust Brown #8B3103 ΔE 0.015
- Brown Red #922B05 ΔE 0.018
- Brick Red #8F1402 ΔE 0.040
- Auburn #9B2226 ΔE 0.041
- Burnt Red #9F2305 ΔE 0.041
- Brick #A03623 ΔE 0.047
- Saddle Brown #8B4513 ΔE 0.047
Use #8B311B 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.