#523331
Closest named color: Purple Brown (#673A3F). oklch(35.8% 0.045 23.6), rgb(82, 51, 49).
Aa
White text reads best on this color (11.19:1).
About this color
#523331 is a dark, muted red. In OKLCH its lightness is 36%, its chroma 0.045 and its hue 24°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.052 away. White text reads best on it, at 11.19:1.
| Hue family | Reds |
| Lightness | dark (36%) |
| Chroma | muted (0.045) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 1.87:1 |
| White text | 11.19:1 |
Values
| HEX | #523331 |
| RGB | rgb(82, 51, 49) |
| HSL | hsl(4, 25%, 26%) |
| OKLCH | oklch(35.8% 0.045 23.6) |
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 #523331 | 11.19:1 | AAA | Lc -99.5 | Preferred for body text |
| Black text on #523331 | 1.87:1 | Fails | Lc 8.2 | Not readable |
| #523331 text on white | 11.19:1 | AAA | Lc 95.7 | Preferred for body text |
| #523331 text on black | 1.87:1 | 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
#F8F4F4
oklch(97% 0.004 17.2)
-
Step 100
100
#F0E7E7
oklch(93.5% 0.01 17.3)
-
Step 200
200
#E5D5D3
oklch(88.5% 0.018 26.1)
-
Step 300
300
#D6B9B6
oklch(81% 0.034 24.9)
-
Step 400
400
#C19490
oklch(70.8% 0.055 24.4)
-
Step 500
500
#B07975
oklch(63.1% 0.07 23.9)
-
Step 600
600
#9B615E
oklch(55.5% 0.076 23)
-
Step 700
700
#84504D
oklch(49% 0.071 23.5)
-
Step 800
800
#6C423F
oklch(42.7% 0.059 24.3)
-
Step 900
900 (this color)
#523331
oklch(35.8% 0.045 23.6)
-
Step 950
950
#332120
oklch(27% 0.028 22.7)
#523331 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) | #393731 | 0.048 |
| Deuteranopia (no green cones) | #413D31 | 0.042 |
| Tritanopia (no blue cones) | #582F33 | 0.017 |
| Achromatopsia (no color) | #3B3B3B | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #523331
#523331
oklch(35.8% 0.045 23.6)
- #1B4447
#1B4447
oklch(35.9% 0.046 201.8)
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 #523331, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.052
- Charcoal Grey #3C4142 ΔE 0.054
- Onyx #343A40 ΔE 0.057
- Gunmetal #293241 ΔE 0.079
- Chestnut #742802 ΔE 0.079
- Space Cadet #2B2D42 ΔE 0.084
- Reddy Brown #6E1005 ΔE 0.085
- Mud Brown #60460F ΔE 0.085
Use #523331 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.