#523A2C
Closest named color: Charcoal Grey (#3C4142). oklch(37.2% 0.041 51.3), rgb(82, 58, 44).
Aa
White text reads best on this color (10.49:1).
About this color
#523A2C is a dark, muted brown. In OKLCH its lightness is 37%, its chroma 0.041 and its hue 51°. Its hue sits on the warm side of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.048 away. White text reads best on it, at 10.49:1.
| Hue family | Browns |
| Lightness | dark (37%) |
| Chroma | muted (0.041) |
| Temperature | warm |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.00:1 |
| White text | 10.49:1 |
Values
| HEX | #523A2C |
| RGB | rgb(82, 58, 44) |
| HSL | hsl(22, 30%, 25%) |
| OKLCH | oklch(37.2% 0.041 51.3) |
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 #523A2C | 10.49:1 | AAA | Lc -98.3 | Preferred for body text |
| Black text on #523A2C | 2.00:1 | Fails | Lc 9.6 | Not readable |
| #523A2C text on white | 10.49:1 | AAA | Lc 94.3 | Preferred for body text |
| #523A2C text on black | 2.00:1 | Fails | Lc -8.3 | 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
#F8F5F3
oklch(97.2% 0.004 56.4)
-
Step 100
100
#EFE8E5
oklch(93.6% 0.009 44.9)
-
Step 200
200
#E3D6CF
oklch(88.5% 0.017 50.4)
-
Step 300
300
#D2BBAF
oklch(80.8% 0.031 49.4)
-
Step 400
400
#BB9885
oklch(70.7% 0.05 50)
-
Step 500
500
#A97F66
oklch(63.1% 0.063 52)
-
Step 600
600
#94684E
oklch(55.7% 0.068 51.4)
-
Step 700
700
#7E563F
oklch(49.1% 0.064 50.6)
-
Step 800
800
#664734
oklch(42.7% 0.052 52.4)
-
Step 900
900 (this color)
#523A2C
oklch(37.2% 0.041 51.3)
-
Step 950
950
#31231B
oklch(27% 0.026 51)
#523A2C 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) | #413C2B | 0.032 |
| Deuteranopia (no green cones) | #46412C | 0.030 |
| Tritanopia (no blue cones) | #583636 | 0.026 |
| Achromatopsia (no color) | #3F3F3F | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #523A2C
#523A2C
oklch(37.2% 0.041 51.3)
- #294452
#294452
oklch(37.1% 0.041 232)
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 #523A2C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.048
- Purple Brown #673A3F ΔE 0.053
- Onyx #343A40 ΔE 0.060
- Mud Brown #60460F ΔE 0.062
- Dark Olive #373E02 ΔE 0.076
- Chestnut #742802 ΔE 0.077
- Dark Slate Gray #2F4F4F ΔE 0.081
- Green Brown #544E03 ΔE 0.083
Use #523A2C 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.