#75370F
Closest named color: Chestnut (#742802). oklch(41.2% 0.1 48.7), rgb(117, 55, 15).
Aa
White text reads best on this color (9.09:1).
About this color
#75370F is a dark, moderately saturated brown. In OKLCH its lightness is 41%, its chroma 0.100 and its hue 49°. 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 9.09:1.
| Hue family | Browns |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.100) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 2.30:1 |
| White text | 9.09:1 |
Values
| HEX | #75370F |
| RGB | rgb(117, 55, 15) |
| HSL | hsl(24, 77%, 26%) |
| OKLCH | oklch(41.2% 0.1 48.7) |
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 #75370F | 9.09:1 | AAA | Lc -94.9 | Preferred for body text |
| Black text on #75370F | 2.30:1 | Fails | Lc 13.5 | Not readable |
| #75370F text on white | 9.09:1 | AAA | Lc 90.4 | Preferred for body text |
| #75370F text on black | 2.30:1 | 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
#F4E7E0
oklch(93.6% 0.017 50.4)
-
Step 200
200
#ECD3C7
oklch(88.4% 0.032 47.3)
-
Step 300
300
#E1B6A0
oklch(80.9% 0.059 48.5)
-
Step 400
400
#D18F6C
oklch(70.8% 0.094 48.7)
-
Step 500
500
#C37143
oklch(63% 0.12 48.7)
-
Step 600
600
#AE5822
oklch(55.6% 0.13 49)
-
Step 700
700
#964714
oklch(49.1% 0.122 48.3)
-
Step 800
800 (this color)
#75370F
oklch(41.2% 0.1 48.7)
-
Step 900
900
#623318
oklch(37.6% 0.078 48.6)
-
Step 950
950
#3A1E0F
oklch(27% 0.05 47.8)
#75370F 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) | #494008 | 0.089 |
| Deuteranopia (no green cones) | #584E0D | 0.081 |
| Tritanopia (no blue cones) | #81292F | 0.058 |
| Achromatopsia (no color) | #484848 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #75370F
#75370F
oklch(41.2% 0.1 48.7)
- #00536E
#00536E
oklch(41.3% 0.081 228.6)
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 #75370F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.033
- Rust Brown #8B3103 ΔE 0.044
- Red Brown #8B2E16 ΔE 0.048
- Mud Brown #60460F ΔE 0.055
- Brown Red #922B05 ΔE 0.060
- Saddle Brown #8B4513 ΔE 0.060
- Purple Brown #673A3F ΔE 0.061
- Milk Chocolate #7F4E1E ΔE 0.063
Use #75370F 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.