#70371B
Closest named color: Chestnut (#742802). oklch(40.6% 0.09 45.1), rgb(112, 55, 27).
Aa
White text reads best on this color (9.32:1).
About this color
#70371B is a dark, moderately saturated brown. In OKLCH its lightness is 41%, its chroma 0.090 and its hue 45°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.033 away. White text reads best on it, at 9.32:1.
| Hue family | Browns |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.090) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 2.25:1 |
| White text | 9.32:1 |
Values
| HEX | #70371B |
| RGB | rgb(112, 55, 27) |
| HSL | hsl(20, 61%, 27%) |
| OKLCH | oklch(40.6% 0.09 45.1) |
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 #70371B | 9.32:1 | AAA | Lc -95.5 | Preferred for body text |
| Black text on #70371B | 2.25:1 | Fails | Lc 12.8 | Not readable |
| #70371B text on white | 9.32:1 | AAA | Lc 91.1 | Preferred for body text |
| #70371B text on black | 2.25:1 | Fails | Lc -11.2 | 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
#FAF4F2
oklch(97.1% 0.007 39.5)
-
Step 100
100
#F3E7E2
oklch(93.6% 0.015 44.2)
-
Step 200
200
#EBD4CA
oklch(88.6% 0.029 45)
-
Step 300
300
#DFB7A5
oklch(81% 0.053 45.5)
-
Step 400
400
#CD9074
oklch(70.7% 0.084 45.6)
-
Step 500
500
#BF7350
oklch(63.1% 0.108 45)
-
Step 600
600
#AA5A34
oklch(55.5% 0.117 44.8)
-
Step 700
700
#924A26
oklch(49.2% 0.109 45.5)
-
Step 800
800 (this color)
#70371B
oklch(40.6% 0.09 45.1)
-
Step 900
900
#603420
oklch(37.6% 0.071 44.5)
-
Step 950
950
#381F13
oklch(26.9% 0.044 46)
#70371B 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) | #473F18 | 0.082 |
| Deuteranopia (no green cones) | #554C1A | 0.075 |
| Tritanopia (no blue cones) | #7B2B31 | 0.050 |
| Achromatopsia (no color) | #474747 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #70371B
#70371B
oklch(40.6% 0.09 45.1)
- #005168
#005168
oklch(40.5% 0.077 225.1)
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 #70371B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.033
- Purple Brown #673A3F ΔE 0.049
- Mud Brown #60460F ΔE 0.054
- Rust Brown #8B3103 ΔE 0.054
- Red Brown #8B2E16 ΔE 0.055
- Brown Red #922B05 ΔE 0.068
- Saddle Brown #8B4513 ΔE 0.070
- Brownish Purple #76424E ΔE 0.070
Use #70371B 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.