#78370E
Closest named color: Chestnut (#742802). oklch(41.7% 0.104 47.9), rgb(120, 55, 14).
Aa
White text reads best on this color (8.93:1).
About this color
#78370E is a dark, moderately saturated brown. In OKLCH its lightness is 42%, its chroma 0.104 and its hue 48°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.035 away. White text reads best on it, at 8.93:1.
| Hue family | Browns |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.104) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 2.35:1 |
| White text | 8.93:1 |
Values
| HEX | #78370E |
| RGB | rgb(120, 55, 14) |
| HSL | hsl(23, 79%, 26%) |
| OKLCH | oklch(41.7% 0.104 47.9) |
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 #78370E | 8.93:1 | AAA | Lc -94.4 | Preferred for body text |
| Black text on #78370E | 2.35:1 | Fails | Lc 14.0 | Not readable |
| #78370E text on white | 8.93:1 | AAA | Lc 90.0 | Fine for body text |
| #78370E text on black | 2.35:1 | Fails | Lc -12.3 | 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
#F4E7E0
oklch(93.6% 0.017 50.4)
-
Step 200
200
#EDD3C6
oklch(88.5% 0.034 48.3)
-
Step 300
300
#E2B59F
oklch(80.8% 0.061 47.4)
-
Step 400
400
#D38E6A
oklch(70.8% 0.098 48.2)
-
Step 500
500
#C57041
oklch(63.1% 0.124 48.2)
-
Step 600
600
#B1561F
oklch(55.7% 0.135 47.7)
-
Step 700
700
#984610
oklch(49.2% 0.126 48)
-
Step 800
800 (this color)
#78370E
oklch(41.7% 0.104 47.9)
-
Step 900
900
#633217
oklch(37.6% 0.081 47.5)
-
Step 950
950
#3A1E0F
oklch(27% 0.05 47.8)
#78370E 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) | #4A4007 | 0.093 |
| Deuteranopia (no green cones) | #594F0C | 0.085 |
| Tritanopia (no blue cones) | #84282F | 0.059 |
| Achromatopsia (no color) | #4A4A4A | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78370E
#78370E
oklch(41.7% 0.104 47.9)
- #00546F
#00546F
oklch(41.7% 0.082 228.4)
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 #78370E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.035
- Rust Brown #8B3103 ΔE 0.038
- Red Brown #8B2E16 ΔE 0.042
- Brown Red #922B05 ΔE 0.054
- Saddle Brown #8B4513 ΔE 0.055
- Mud Brown #60460F ΔE 0.058
- Milk Chocolate #7F4E1E ΔE 0.060
- Purple Brown #673A3F ΔE 0.064
Use #78370E 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.