#70391B
Closest named color: Chestnut (#742802). oklch(40.9% 0.088 47.2), rgb(112, 57, 27).
Aa
White text reads best on this color (9.17:1).
About this color
#70391B is a dark, moderately saturated brown. In OKLCH its lightness is 41%, its chroma 0.088 and its hue 47°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.037 away. White text reads best on it, at 9.17:1.
| Hue family | Browns |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.088) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 2.29:1 |
| White text | 9.17:1 |
Values
| HEX | #70391B |
| RGB | rgb(112, 57, 27) |
| HSL | hsl(21, 61%, 27%) |
| OKLCH | oklch(40.9% 0.088 47.2) |
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 #70391B | 9.17:1 | AAA | Lc -95.1 | Preferred for body text |
| Black text on #70391B | 2.29:1 | Fails | Lc 13.2 | Not readable |
| #70391B text on white | 9.17:1 | AAA | Lc 90.8 | Preferred for body text |
| #70391B text on black | 2.29:1 | Fails | Lc -11.6 | 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
#FAF4F1
oklch(97.1% 0.008 48.7)
-
Step 100
100
#F3E7E1
oklch(93.6% 0.015 48.6)
-
Step 200
200
#EAD4C9
oklch(88.5% 0.029 48.4)
-
Step 300
300
#DEB7A5
oklch(80.9% 0.052 46.1)
-
Step 400
400
#CC9174
oklch(70.7% 0.083 47.1)
-
Step 500
500
#BD744F
oklch(63% 0.106 47.1)
-
Step 600
600
#A95C32
oklch(55.7% 0.115 47.6)
-
Step 700
700
#914B25
oklch(49.2% 0.107 47.1)
-
Step 800
800 (this color)
#70391B
oklch(40.9% 0.088 47.2)
-
Step 900
900
#5F351F
oklch(37.7% 0.069 47.4)
-
Step 950
950
#381F13
oklch(26.9% 0.044 46)
#70391B 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) | #484018 | 0.079 |
| Deuteranopia (no green cones) | #564D1A | 0.072 |
| Tritanopia (no blue cones) | #7B2E32 | 0.050 |
| Achromatopsia (no color) | #484848 | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #70391B
#70391B
oklch(40.9% 0.088 47.2)
- #00526B
#00526B
oklch(40.9% 0.079 226.9)
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 #70391B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.037
- Mud Brown #60460F ΔE 0.050
- Purple Brown #673A3F ΔE 0.051
- Rust Brown #8B3103 ΔE 0.054
- Red Brown #8B2E16 ΔE 0.056
- Milk Chocolate #7F4E1E ΔE 0.066
- Saddle Brown #8B4513 ΔE 0.066
- Brown Red #922B05 ΔE 0.069
Use #70391B 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.