#533A33
Closest named color: Purple Brown (#673A3F). oklch(37.5% 0.038 36.2), rgb(83, 58, 51).
Aa
White text reads best on this color (10.39:1).
About this color
#533A33 is a dark, muted red. In OKLCH its lightness is 37%, its chroma 0.038 and its hue 36°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.045 away. White text reads best on it, at 10.39:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | muted (0.038) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.02:1 |
| White text | 10.39:1 |
Values
| HEX | #533A33 |
| RGB | rgb(83, 58, 51) |
| HSL | hsl(13, 24%, 26%) |
| OKLCH | oklch(37.5% 0.038 36.2) |
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 #533A33 | 10.39:1 | AAA | Lc -98.1 | Preferred for body text |
| Black text on #533A33 | 2.02:1 | Fails | Lc 9.9 | Not readable |
| #533A33 text on white | 10.39:1 | AAA | Lc 94.1 | Preferred for body text |
| #533A33 text on black | 2.02:1 | Fails | Lc -8.5 | 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
#F8F5F4
oklch(97.2% 0.003 39.5)
-
Step 100
100
#EFE8E6
oklch(93.6% 0.008 36.6)
-
Step 200
200
#E3D6D2
oklch(88.5% 0.015 37.9)
-
Step 300
300
#D2BBB4
oklch(81% 0.028 37.6)
-
Step 400
400
#BB978D
oklch(70.7% 0.046 36)
-
Step 500
500
#A97D71
oklch(63% 0.058 35.8)
-
Step 600
600
#94665A
oklch(55.5% 0.063 35.2)
-
Step 700
700
#7E5549
oklch(49.1% 0.058 37)
-
Step 800
800
#67463C
oklch(42.8% 0.049 37.6)
-
Step 900
900 (this color)
#533A33
oklch(37.5% 0.038 36.2)
-
Step 950
950
#31221E
oklch(26.9% 0.024 35.5)
#533A33 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) | #403D32 | 0.036 |
| Deuteranopia (no green cones) | #464233 | 0.033 |
| Tritanopia (no blue cones) | #593638 | 0.020 |
| Achromatopsia (no color) | #404040 | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #533A33
#533A33
oklch(37.5% 0.038 36.2)
- #29464E
#29464E
oklch(37.5% 0.037 217.3)
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 #533A33, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.045
- Charcoal Grey #3C4142 ΔE 0.045
- Onyx #343A40 ΔE 0.058
- Mud Brown #60460F ΔE 0.068
- Chestnut #742802 ΔE 0.079
- Dark Slate Gray #2F4F4F ΔE 0.079
- Charcoal #264653 ΔE 0.081
- Brownish Purple #76424E ΔE 0.084
Use #533A33 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.