#523723
Closest named color: Charcoal Grey (#3C4142). oklch(36.3% 0.05 56.9), rgb(82, 55, 35).
Aa
White text reads best on this color (10.88:1).
About this color
#523723 is a dark, muted brown. In OKLCH its lightness is 36%, its chroma 0.050 and its hue 57°. Its hue sits on the warm side of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.057 away. White text reads best on it, at 10.88:1.
| Hue family | Browns |
| Lightness | dark (36%) |
| Chroma | muted (0.050) |
| Temperature | warm |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 1.92:1 |
| White text | 10.88:1 |
Values
| HEX | #523723 |
| RGB | rgb(82, 55, 35) |
| HSL | hsl(26, 40%, 23%) |
| OKLCH | oklch(36.3% 0.05 56.9) |
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 #523723 | 10.88:1 | AAA | Lc -99.0 | Preferred for body text |
| Black text on #523723 | 1.92:1 | Fails | Lc 8.8 | Not readable |
| #523723 text on white | 10.88:1 | AAA | Lc 95.1 | Preferred for body text |
| #523723 text on black | 1.92:1 | Fails | Lc -7.5 | 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
#F8F5F2
oklch(97.2% 0.005 67.8)
-
Step 100
100
#F0E8E3
oklch(93.6% 0.011 54.5)
-
Step 200
200
#E4D6CC
oklch(88.5% 0.021 58)
-
Step 300
300
#D4BBAA
oklch(80.9% 0.037 56.3)
-
Step 400
400
#BE987C
oklch(70.8% 0.06 58)
-
Step 500
500
#AD7E5B
oklch(63.1% 0.076 57.5)
-
Step 600
600
#986641
oklch(55.5% 0.083 56.6)
-
Step 700
700
#825533
oklch(49.2% 0.077 56.8)
-
Step 800
800
#6A462A
oklch(42.8% 0.065 57.8)
-
Step 900
900 (this color)
#523723
oklch(36.3% 0.05 56.9)
-
Step 950
950
#322217
oklch(26.8% 0.031 55.5)
#523723 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) | #3F3921 | 0.037 |
| Deuteranopia (no green cones) | #453F23 | 0.033 |
| Tritanopia (no blue cones) | #593232 | 0.034 |
| Achromatopsia (no color) | #3D3D3D | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #523723
#523723
oklch(36.3% 0.05 56.9)
- #224255
#224255
oklch(36.3% 0.05 236.4)
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 #523723, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.057
- Purple Brown #673A3F ΔE 0.061
- Mud Brown #60460F ΔE 0.062
- Onyx #343A40 ΔE 0.066
- Dark Olive #373E02 ΔE 0.070
- Chestnut #742802 ΔE 0.072
- Pakistan Green #283618 ΔE 0.080
- Green Brown #544E03 ΔE 0.084
Use #523723 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.