#533B13
Closest named color: Mud Brown (#60460F). oklch(37.1% 0.064 76.9), rgb(83, 59, 19).
Aa
White text reads best on this color (10.48:1).
About this color
#533B13 is a dark, muted brown. In OKLCH its lightness is 37%, its chroma 0.064 and its hue 77°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.044 away. White text reads best on it, at 10.48:1.
| Hue family | Browns |
| Lightness | dark (37%) |
| Chroma | muted (0.064) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.00:1 |
| White text | 10.48:1 |
Values
| HEX | #533B13 |
| RGB | rgb(83, 59, 19) |
| HSL | hsl(38, 63%, 20%) |
| OKLCH | oklch(37.1% 0.064 76.9) |
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 #533B13 | 10.48:1 | AAA | Lc -98.2 | Preferred for body text |
| Black text on #533B13 | 2.00:1 | Fails | Lc 9.7 | Not readable |
| #533B13 text on white | 10.48:1 | AAA | Lc 94.2 | Preferred for body text |
| #533B13 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
#E3D7C6
oklch(88.4% 0.026 76.8)
-
Step 300
300
#D3BD9E
oklch(80.9% 0.049 76.4)
-
Step 400
400
#BC9B69
oklch(70.8% 0.077 77.4)
-
Step 500
500
#AB813E
oklch(63.1% 0.099 76.9)
-
Step 600
600
#966A19
oklch(55.6% 0.107 77.3)
-
Step 700
700
#805808
oklch(49.1% 0.1 77.1)
-
Step 800
800
#68480E
oklch(42.7% 0.082 76.8)
-
Step 900
900 (this color)
#533B13
oklch(37.1% 0.064 76.9)
-
Step 950
950
#32240E
oklch(27.1% 0.041 76.9)
#533B13 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) | #443C0E | 0.030 |
| Deuteranopia (no green cones) | #4A4214 | 0.026 |
| Tritanopia (no blue cones) | #5B3433 | 0.057 |
| Achromatopsia (no color) | #3F3F3F | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #533B13
#533B13
oklch(37.1% 0.064 76.9)
- #294162
#294162
oklch(37.2% 0.065 256.6)
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 #533B13, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.044
- Dark Olive #373E02 ΔE 0.056
- Green Brown #544E03 ΔE 0.062
- Charcoal Grey #3C4142 ΔE 0.069
- Chestnut #742802 ΔE 0.075
- Purple Brown #673A3F ΔE 0.076
- Pakistan Green #283618 ΔE 0.079
- Onyx #343A40 ΔE 0.082
Use #533B13 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.