#523328
Closest named color: Charcoal Grey (#3C4142). oklch(35.5% 0.049 40.3), rgb(82, 51, 40).
Aa
White text reads best on this color (11.27:1).
About this color
#523328 is a dark, muted brown. In OKLCH its lightness is 36%, its chroma 0.049 and its hue 40°. Its hue sits on the warm side of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.058 away. White text reads best on it, at 11.27:1.
| Hue family | Browns |
| Lightness | dark (36%) |
| Chroma | muted (0.049) |
| Temperature | warm |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 1.86:1 |
| White text | 11.27:1 |
Values
| HEX | #523328 |
| RGB | rgb(82, 51, 40) |
| HSL | hsl(16, 34%, 24%) |
| OKLCH | oklch(35.5% 0.049 40.3) |
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 #523328 | 11.27:1 | AAA | Lc -99.7 | Preferred for body text |
| Black text on #523328 | 1.86:1 | Fails | Lc 8.0 | Not readable |
| #523328 text on white | 11.27:1 | AAA | Lc 95.9 | Preferred for body text |
| #523328 text on black | 1.86:1 | Fails | Lc 0.0 | 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
#F9F4F3
oklch(97.1% 0.006 31.1)
-
Step 100
100
#F1E8E5
oklch(93.7% 0.011 39.4)
-
Step 200
200
#E6D5CF
oklch(88.5% 0.021 40.5)
-
Step 300
300
#D7B9AF
oklch(80.9% 0.037 39.3)
-
Step 400
400
#C19585
oklch(70.7% 0.058 40.9)
-
Step 500
500
#B17A67
oklch(63.1% 0.075 39.8)
-
Step 600
600
#9C624E
oklch(55.5% 0.082 39.8)
-
Step 700
700
#85513F
oklch(49% 0.076 39.8)
-
Step 800
800
#6C4334
oklch(42.7% 0.062 40.8)
-
Step 900
900 (this color)
#523328
oklch(35.5% 0.049 40.3)
-
Step 950
950
#34211B
oklch(27% 0.032 38.3)
#523328 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) | #3B3727 | 0.045 |
| Deuteranopia (no green cones) | #423D28 | 0.041 |
| Tritanopia (no blue cones) | #592E30 | 0.026 |
| Achromatopsia (no color) | #3B3B3B | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #523328
#523328
oklch(35.5% 0.049 40.3)
- #1A424E
#1A424E
oklch(35.6% 0.049 220.5)
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 #523328, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.058
- Purple Brown #673A3F ΔE 0.058
- Onyx #343A40 ΔE 0.062
- Chestnut #742802 ΔE 0.073
- Mud Brown #60460F ΔE 0.077
- Reddy Brown #6E1005 ΔE 0.081
- Dark Olive #373E02 ΔE 0.082
- Pakistan Green #283618 ΔE 0.084
Use #523328 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.