#523B08
Closest named color: Mud Brown (#60460F). oklch(36.9% 0.071 81.8), rgb(82, 59, 8).
Aa
White text reads best on this color (10.56:1).
About this color
#523B08 is a dark, moderately saturated brown. In OKLCH its lightness is 37%, its chroma 0.071 and its hue 82°. 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 10.56:1.
| Hue family | Browns |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.071) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 1.98:1 |
| White text | 10.56:1 |
Values
| HEX | #523B08 |
| RGB | rgb(82, 59, 8) |
| HSL | hsl(41, 82%, 18%) |
| OKLCH | oklch(36.9% 0.071 81.8) |
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 #523B08 | 10.56:1 | AAA | Lc -98.3 | Preferred for body text |
| Black text on #523B08 | 1.98:1 | Fails | Lc 9.6 | Not readable |
| #523B08 text on white | 10.56:1 | AAA | Lc 94.3 | Preferred for body text |
| #523B08 text on black | 1.98:1 | Fails | Lc -8.2 | 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
#F8F5F0
oklch(97.1% 0.007 80.7)
-
Step 100
100
#EFE9DF
oklch(93.6% 0.015 80.7)
-
Step 200
200
#E3D8C4
oklch(88.6% 0.029 82.6)
-
Step 300
300
#D2BE9A
oklch(80.9% 0.053 82.2)
-
Step 400
400
#BB9C61
oklch(70.8% 0.085 82.7)
-
Step 500
500
#AA8231
oklch(63% 0.109 81.8)
-
Step 600
600
#956B00
oklch(55.6% 0.115 81.4)
-
Step 700
700
#7D5A00
oklch(49.1% 0.101 82.2)
-
Step 800
800
#674900
oklch(42.7% 0.088 81.6)
-
Step 900
900 (this color)
#523B08
oklch(36.9% 0.071 81.8)
-
Step 950
950
#312409
oklch(26.9% 0.045 82.8)
#523B08 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) | #443B00 | 0.029 |
| Deuteranopia (no green cones) | #4A410B | 0.022 |
| Tritanopia (no blue cones) | #5A3432 | 0.063 |
| Achromatopsia (no color) | #3F3F3F | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #523B08
#523B08
oklch(36.9% 0.071 81.8)
- #2A3F65
#2A3F65
oklch(36.9% 0.071 261.6)
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 #523B08, 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 0.051
- Green Brown #544E03 ΔE 0.059
- Charcoal Grey #3C4142 ΔE 0.075
- Pakistan Green #283618 ΔE 0.078
- Chestnut #742802 ΔE 0.079
- Purple Brown #673A3F ΔE 0.084
- Navy Green #35530A ΔE 0.084
Use #523B08 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.