#533B11
Closest named color: Mud Brown (#60460F). oklch(37.1% 0.066 77.8), rgb(83, 59, 17).
Aa
White text reads best on this color (10.49:1).
About this color
#533B11 is a dark, muted brown. In OKLCH its lightness is 37%, its chroma 0.066 and its hue 78°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.043 away. White text reads best on it, at 10.49:1.
| Hue family | Browns |
| Lightness | dark (37%) |
| Chroma | muted (0.066) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.00:1 |
| White text | 10.49:1 |
Values
| HEX | #533B11 |
| RGB | rgb(83, 59, 17) |
| HSL | hsl(38, 66%, 20%) |
| OKLCH | oklch(37.1% 0.066 77.8) |
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 #533B11 | 10.49:1 | AAA | Lc -98.2 | Preferred for body text |
| Black text on #533B11 | 2.00:1 | Fails | Lc 9.7 | Not readable |
| #533B11 text on white | 10.49:1 | AAA | Lc 94.2 | Preferred for body text |
| #533B11 text on black | 2.00:1 | Fails | Lc -8.4 | 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
#EFE9E0
oklch(93.6% 0.014 78.3)
-
Step 200
200
#E3D7C5
oklch(88.4% 0.028 78.2)
-
Step 300
300
#D3BD9D
oklch(80.9% 0.05 77.2)
-
Step 400
400
#BC9B67
oklch(70.8% 0.079 78.3)
-
Step 500
500
#AB813C
oklch(63.1% 0.101 77.5)
-
Step 600
600
#966A13
oklch(55.6% 0.11 78.2)
-
Step 700
700
#805801
oklch(49.1% 0.102 77.9)
-
Step 800
800
#684809
oklch(42.6% 0.085 77.9)
-
Step 900
900 (this color)
#533B11
oklch(37.1% 0.066 77.8)
-
Step 950
950
#32240D
oklch(27.1% 0.042 77.8)
#533B11 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) | #443C0B | 0.030 |
| Deuteranopia (no green cones) | #4A4213 | 0.026 |
| Tritanopia (no blue cones) | #5B3432 | 0.057 |
| Achromatopsia (no color) | #3F3F3F | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #533B11
#533B11
oklch(37.1% 0.066 77.8)
- #294062
#294062
oklch(36.9% 0.066 258)
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 #533B11, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.043
- Dark Olive #373E02 ΔE 0.055
- Green Brown #544E03 ΔE 0.061
- Charcoal Grey #3C4142 ΔE 0.071
- Chestnut #742802 ΔE 0.075
- Purple Brown #673A3F ΔE 0.077
- Pakistan Green #283618 ΔE 0.079
- Onyx #343A40 ΔE 0.083
Use #533B11 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.