#533B57
Closest named color: Purple Brown (#673A3F). oklch(39% 0.056 321.6), rgb(83, 59, 87).
Aa
White text reads best on this color (9.85:1).
About this color
#533B57 is a dark, muted purple. In OKLCH its lightness is 39%, its chroma 0.056 and its hue 322°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.055 away. White text reads best on it, at 9.85:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | muted (0.056) |
| Temperature | in between |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.13:1 |
| White text | 9.85:1 |
Values
| HEX | #533B57 |
| RGB | rgb(83, 59, 87) |
| HSL | hsl(291, 19%, 29%) |
| OKLCH | oklch(39% 0.056 321.6) |
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 #533B57 | 9.85:1 | AAA | Lc -97.0 | Preferred for body text |
| Black text on #533B57 | 2.13:1 | Fails | Lc 11.1 | Not readable |
| #533B57 text on white | 9.85:1 | AAA | Lc 92.8 | Preferred for body text |
| #533B57 text on black | 2.13:1 | Fails | Lc -9.7 | 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
#F7F4F8
oklch(97.1% 0.006 317.8)
-
Step 100
100
#EEE7EF
oklch(93.6% 0.013 321.9)
-
Step 200
200
#E1D4E2
oklch(88.5% 0.024 323.6)
-
Step 300
300
#CEB8D1
oklch(80.9% 0.042 322.2)
-
Step 400
400
#B493BA
oklch(70.6% 0.067 321.1)
-
Step 500
500
#A278A9
oklch(63.1% 0.086 321.6)
-
Step 600
600
#8C6194
oklch(55.6% 0.092 321.1)
-
Step 700
700
#77507E
oklch(49.1% 0.085 321.3)
-
Step 800
800
#614166
oklch(42.6% 0.072 321.9)
-
Step 900
900 (this color)
#533B57
oklch(39% 0.056 321.6)
-
Step 950
950
#2E2131
oklch(27% 0.034 319.9)
#533B57 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) | #384258 | 0.048 |
| Deuteranopia (no green cones) | #3E4456 | 0.043 |
| Tritanopia (no blue cones) | #543E45 | 0.035 |
| Achromatopsia (no color) | #434343 | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #533B57
#533B57
oklch(39% 0.056 321.6)
- #344D31
#344D31
oklch(39.1% 0.055 141.9)
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 #533B57, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.055
- Charcoal Grey #3C4142 ΔE 0.061
- Dark Grey Blue #29465B ΔE 0.069
- Onyx #343A40 ΔE 0.070
- Brownish Purple #76424E ΔE 0.075
- Charcoal #264653 ΔE 0.075
- Dark Slate Gray #2F4F4F ΔE 0.084
- Dusty Grape #545775 ΔE 0.085
Use #533B57 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.