#53370E
Closest named color: Mud Brown (#60460F). oklch(36.1% 0.067 72.3), rgb(83, 55, 14).
Aa
White text reads best on this color (10.93:1).
About this color
#53370E is a dark, muted brown. In OKLCH its lightness is 36%, its chroma 0.067 and its hue 72°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.053 away. White text reads best on it, at 10.93:1.
| Hue family | Browns |
| Lightness | dark (36%) |
| Chroma | muted (0.067) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 1.92:1 |
| White text | 10.93:1 |
Values
| HEX | #53370E |
| RGB | rgb(83, 55, 14) |
| HSL | hsl(36, 71%, 19%) |
| OKLCH | oklch(36.1% 0.067 72.3) |
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 #53370E | 10.93:1 | AAA | Lc -99.0 | Preferred for body text |
| Black text on #53370E | 1.92:1 | Fails | Lc 8.8 | Not readable |
| #53370E text on white | 10.93:1 | AAA | Lc 95.1 | Preferred for body text |
| #53370E text on black | 1.92:1 | Fails | Lc -7.5 | 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 900.
-
Step 50
50
#F8F5F1
oklch(97.1% 0.006 75.4)
-
Step 100
100
#F0E9DF
oklch(93.7% 0.015 77.1)
-
Step 200
200
#E5D7C5
oklch(88.6% 0.029 74.3)
-
Step 300
300
#D5BC9D
oklch(80.9% 0.051 73)
-
Step 400
400
#C09967
oklch(70.8% 0.081 72.8)
-
Step 500
500
#B07F3C
oklch(63.2% 0.103 72.4)
-
Step 600
600
#9B6713
oklch(55.6% 0.112 72.4)
-
Step 700
700
#845501
oklch(49% 0.104 72.3)
-
Step 800
800
#6C4609
oklch(42.7% 0.087 72.1)
-
Step 900
900 (this color)
#53370E
oklch(36.1% 0.067 72.3)
-
Step 950
950
#33230D
oklch(27% 0.042 73)
#53370E 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) | #413908 | 0.036 |
| Deuteranopia (no green cones) | #473F0F | 0.032 |
| Tritanopia (no blue cones) | #5B302F | 0.056 |
| Achromatopsia (no color) | #3D3D3D | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #53370E
#53370E
oklch(36.1% 0.067 72.3)
- #213F60
#213F60
oklch(36.1% 0.068 252.2)
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 #53370E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.053
- Dark Olive #373E02 ΔE 0.058
- Chestnut #742802 ΔE 0.071
- Green Brown #544E03 ΔE 0.072
- Charcoal Grey #3C4142 ΔE 0.073
- Pakistan Green #283618 ΔE 0.077
- Purple Brown #673A3F ΔE 0.078
- Onyx #343A40 ΔE 0.082
Use #53370E 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.