#75371B
Closest named color: Chestnut (#742802). oklch(41.3% 0.096 43.4), rgb(117, 55, 27).
Aa
White text reads best on this color (9.05:1).
About this color
#75371B is a dark, moderately saturated brown. In OKLCH its lightness is 41%, its chroma 0.096 and its hue 43°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.034 away. White text reads best on it, at 9.05:1.
| Hue family | Browns |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.096) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 2.31:1 |
| White text | 9.05:1 |
Values
| HEX | #75371B |
| RGB | rgb(117, 55, 27) |
| HSL | hsl(19, 63%, 28%) |
| OKLCH | oklch(41.3% 0.096 43.4) |
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 #75371B | 9.05:1 | AAA | Lc -94.8 | Preferred for body text |
| Black text on #75371B | 2.31:1 | Fails | Lc 13.6 | Not readable |
| #75371B text on white | 9.05:1 | AAA | Lc 90.4 | Preferred for body text |
| #75371B text on black | 2.31:1 | Fails | Lc -11.9 | 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
#F4E7E1
oklch(93.7% 0.016 46.6)
-
Step 200
200
#ECD3C9
oklch(88.5% 0.031 43.1)
-
Step 300
300
#E1B6A4
oklch(81% 0.056 43.9)
-
Step 400
400
#D08E73
oklch(70.6% 0.089 43.1)
-
Step 500
500
#C3714E
oklch(63.2% 0.115 43.4)
-
Step 600
600
#AE5731
oklch(55.6% 0.125 43)
-
Step 700
700
#954723
oklch(49.1% 0.116 43.6)
-
Step 800
800 (this color)
#75371B
oklch(41.3% 0.096 43.4)
-
Step 900
900
#62331F
oklch(37.7% 0.075 43.1)
-
Step 950
950
#3A1E13
oklch(27% 0.048 41.9)
#75371B 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 | 0.090 |
| Deuteranopia (no green cones) | #574E1A | 0.082 |
| Tritanopia (no blue cones) | #812A31 | 0.051 |
| Achromatopsia (no color) | #494949 | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #75371B
#75371B
oklch(41.3% 0.096 43.4)
- #00546A
#00546A
oklch(41.4% 0.077 223.3)
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 #75371B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.034
- Rust Brown #8B3103 ΔE 0.044
- Red Brown #8B2E16 ΔE 0.045
- Purple Brown #673A3F ΔE 0.053
- Brown Red #922B05 ΔE 0.059
- Mud Brown #60460F ΔE 0.059
- Saddle Brown #8B4513 ΔE 0.061
- Milk Chocolate #7F4E1E ΔE 0.065
Use #75371B 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.