#523930
Closest named color: Charcoal Grey (#3C4142). oklch(37% 0.039 40.6), rgb(82, 57, 48).
Aa
White text reads best on this color (10.57:1).
About this color
#523930 is a dark, muted brown. In OKLCH its lightness is 37%, its chroma 0.039 and its hue 41°. Its hue sits on the warm side of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.046 away. White text reads best on it, at 10.57:1.
| Hue family | Browns |
| Lightness | dark (37%) |
| Chroma | muted (0.039) |
| Temperature | warm |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 1.98:1 |
| White text | 10.57:1 |
Values
| HEX | #523930 |
| RGB | rgb(82, 57, 48) |
| HSL | hsl(16, 26%, 25%) |
| OKLCH | oklch(37% 0.039 40.6) |
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 #523930 | 10.57:1 | AAA | Lc -98.4 | Preferred for body text |
| Black text on #523930 | 1.98:1 | Fails | Lc 9.5 | Not readable |
| #523930 text on white | 10.57:1 | AAA | Lc 94.5 | Preferred for body text |
| #523930 text on black | 1.98:1 | Fails | Lc -8.1 | 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
#EFE8E6
oklch(93.6% 0.008 36.6)
-
Step 200
200
#E3D6D1
oklch(88.5% 0.016 42.4)
-
Step 300
300
#D2BBB3
oklch(80.9% 0.029 40.2)
-
Step 400
400
#BB978B
oklch(70.6% 0.047 39.3)
-
Step 500
500
#AA7E6E
oklch(63.2% 0.06 40.9)
-
Step 600
600
#956756
oklch(55.8% 0.065 41.1)
-
Step 700
700
#7F5546
oklch(49.1% 0.061 40.4)
-
Step 800
800
#67463A
oklch(42.8% 0.05 40.8)
-
Step 900
900 (this color)
#523930
oklch(37% 0.039 40.6)
-
Step 950
950
#31221D
oklch(26.9% 0.025 39.2)
#523930 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) | #3F3C2F | 0.036 |
| Deuteranopia (no green cones) | #454130 | 0.033 |
| Tritanopia (no blue cones) | #583537 | 0.022 |
| Achromatopsia (no color) | #3F3F3F | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #523930
#523930
oklch(37% 0.039 40.6)
- #27454E
#27454E
oklch(37.1% 0.039 219.1)
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 #523930, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.046
- Purple Brown #673A3F ΔE 0.049
- Onyx #343A40 ΔE 0.057
- Mud Brown #60460F ΔE 0.068
- Chestnut #742802 ΔE 0.078
- Dark Slate Gray #2F4F4F ΔE 0.082
- Dark Olive #373E02 ΔE 0.082
- Charcoal #264653 ΔE 0.083
Use #523930 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.