#533B31
Closest named color: Charcoal Grey (#3C4142). oklch(37.6% 0.038 43.6), rgb(83, 59, 49).
Aa
White text reads best on this color (10.30:1).
About this color
#533B31 is a dark, muted brown. In OKLCH its lightness is 38%, its chroma 0.038 and its hue 44°. Its hue sits on the warm side of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.045 away. White text reads best on it, at 10.30:1.
| Hue family | Browns |
| Lightness | dark (38%) |
| Chroma | muted (0.038) |
| Temperature | warm |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.03:1 |
| White text | 10.30:1 |
Values
| HEX | #533B31 |
| RGB | rgb(83, 59, 49) |
| HSL | hsl(18, 26%, 26%) |
| OKLCH | oklch(37.6% 0.038 43.6) |
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 #533B31 | 10.30:1 | AAA | Lc -97.9 | Preferred for body text |
| Black text on #533B31 | 2.03:1 | Fails | Lc 10.1 | Not readable |
| #533B31 text on white | 10.30:1 | AAA | Lc 93.9 | Preferred for body text |
| #533B31 text on black | 2.03:1 | Fails | Lc -8.7 | 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
#E3D6D1
oklch(88.5% 0.016 42.4)
-
Step 300
300
#D1BBB2
oklch(80.8% 0.028 43.6)
-
Step 400
400
#BA988A
oklch(70.7% 0.046 43.6)
-
Step 500
500
#A87E6D
oklch(63% 0.058 43)
-
Step 600
600
#936755
oklch(55.5% 0.063 43.1)
-
Step 700
700
#7D5645
oklch(49.1% 0.059 44.4)
-
Step 800
800
#664639
oklch(42.6% 0.049 43)
-
Step 900
900 (this color)
#533B31
oklch(37.6% 0.038 43.6)
-
Step 950
950
#31231D
oklch(27.1% 0.024 44.3)
#533B31 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) | #413D30 | 0.033 |
| Deuteranopia (no green cones) | #474231 | 0.030 |
| Tritanopia (no blue cones) | #593738 | 0.022 |
| Achromatopsia (no color) | #404040 | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #533B31
#533B31
oklch(37.6% 0.038 43.6)
- #2A4650
#2A4650
oklch(37.6% 0.038 222.7)
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 #533B31, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.045
- Purple Brown #673A3F ΔE 0.047
- Onyx #343A40 ΔE 0.059
- Mud Brown #60460F ΔE 0.064
- Chestnut #742802 ΔE 0.078
- Dark Slate Gray #2F4F4F ΔE 0.078
- Charcoal #264653 ΔE 0.082
- Dark Olive #373E02 ΔE 0.082
Use #533B31 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.