#73371D
Closest named color: Chestnut (#742802). oklch(41% 0.093 42.9), rgb(115, 55, 29).
Aa
White text reads best on this color (9.15:1).
About this color
#73371D is a dark, moderately saturated brown. In OKLCH its lightness is 41%, its chroma 0.093 and its hue 43°. 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 9.15:1.
| Hue family | Browns |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.093) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 2.29:1 |
| White text | 9.15:1 |
Values
| HEX | #73371D |
| RGB | rgb(115, 55, 29) |
| HSL | hsl(18, 60%, 28%) |
| OKLCH | oklch(41% 0.093 42.9) |
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 #73371D | 9.15:1 | AAA | Lc -95.1 | Preferred for body text |
| Black text on #73371D | 2.29:1 | Fails | Lc 13.3 | Not readable |
| #73371D text on white | 9.15:1 | AAA | Lc 90.7 | Preferred for body text |
| #73371D 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
#FAF4F2
oklch(97.1% 0.007 39.5)
-
Step 100
100
#F4E7E2
oklch(93.7% 0.016 42.4)
-
Step 200
200
#EBD3CA
oklch(88.4% 0.03 41.7)
-
Step 300
300
#E0B6A5
oklch(80.9% 0.054 43.2)
-
Step 400
400
#CF8F75
oklch(70.7% 0.087 43)
-
Step 500
500
#C17251
oklch(63.2% 0.11 43.1)
-
Step 600
600
#AC5835
oklch(55.5% 0.12 42.4)
-
Step 700
700
#944827
oklch(49.1% 0.112 42.8)
-
Step 800
800 (this color)
#73371D
oklch(41% 0.093 42.9)
-
Step 900
900
#613420
oklch(37.8% 0.072 44)
-
Step 950
950
#391F14
oklch(27.1% 0.045 43.4)
#73371D 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) | #47401A | 0.087 |
| Deuteranopia (no green cones) | #564D1C | 0.079 |
| Tritanopia (no blue cones) | #7E2B31 | 0.047 |
| Achromatopsia (no color) | #484848 | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73371D
#73371D
oklch(41% 0.093 42.9)
- #005368
#005368
oklch(41% 0.076 222.4)
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 #73371D, 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 0.049
- Red Brown #8B2E16 ΔE 0.049
- Purple Brown #673A3F ΔE 0.049
- Mud Brown #60460F ΔE 0.058
- Brown Red #922B05 ΔE 0.063
- Saddle Brown #8B4513 ΔE 0.065
- Brownish Purple #76424E ΔE 0.066
Use #73371D 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.