#533D3B
Closest named color: Purple Brown (#673A3F). oklch(38.4% 0.031 24.6), rgb(83, 61, 59).
Aa
White text reads best on this color (10.00:1).
About this color
#533D3B is a dark, muted red. In OKLCH its lightness is 38%, its chroma 0.031 and its hue 25°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.040 away. White text reads best on it, at 10.00:1.
| Hue family | Reds |
| Lightness | dark (38%) |
| Chroma | muted (0.031) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.09:1 |
| White text | 10.00:1 |
Values
| HEX | #533D3B |
| RGB | rgb(83, 61, 59) |
| HSL | hsl(5, 17%, 28%) |
| OKLCH | oklch(38.4% 0.031 24.6) |
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 #533D3B | 10.00:1 | AAA | Lc -97.3 | Preferred for body text |
| Black text on #533D3B | 2.09:1 | Fails | Lc 10.7 | Not readable |
| #533D3B text on white | 10.00:1 | AAA | Lc 93.2 | Preferred for body text |
| #533D3B text on black | 2.09:1 | Fails | Lc -9.3 | 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
#F7F5F4
oklch(97.1% 0.003 48.7)
-
Step 100
100
#EEE8E7
oklch(93.5% 0.007 28.8)
-
Step 200
200
#E2D6D5
oklch(88.5% 0.013 23.2)
-
Step 300
300
#D0BBB9
oklch(80.9% 0.024 24.2)
-
Step 400
400
#B79895
oklch(70.7% 0.037 24.6)
-
Step 500
500
#A57F7B
oklch(63.2% 0.048 25.4)
-
Step 600
600
#906864
oklch(55.7% 0.052 25.3)
-
Step 700
700
#7A5653
oklch(49.1% 0.048 24.3)
-
Step 800
800
#634744
oklch(42.8% 0.039 25.7)
-
Step 900
900 (this color)
#533D3B
oklch(38.4% 0.031 24.6)
-
Step 950
950
#302322
oklch(27.1% 0.02 23.5)
#533D3B 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) | #41403B | 0.033 |
| Deuteranopia (no green cones) | #46443B | 0.030 |
| Tritanopia (no blue cones) | #583B3D | 0.012 |
| Achromatopsia (no color) | #424242 | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #533D3B
#533D3B
oklch(38.4% 0.031 24.6)
- #2F484B
#2F484B
oklch(38.3% 0.031 205.4)
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 #533D3B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.040
- Charcoal Grey #3C4142 ΔE 0.040
- Onyx #343A40 ΔE 0.057
- Mud Brown #60460F ΔE 0.071
- Dark Slate Gray #2F4F4F ΔE 0.072
- Charcoal #264653 ΔE 0.074
- Brownish Purple #76424E ΔE 0.076
- Dark Grey Blue #29465B ΔE 0.078
Use #533D3B 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.