#533F55
Closest named color: Purple Brown (#673A3F). oklch(39.8% 0.045 323.4), rgb(83, 63, 85).
Aa
White text reads best on this color (9.50:1).
About this color
#533F55 is a dark, muted purple. In OKLCH its lightness is 40%, its chroma 0.045 and its hue 323°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.049 away. White text reads best on it, at 9.50:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | muted (0.045) |
| Temperature | in between |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.20:1 |
| White text | 9.50:1 |
Values
| HEX | #533F55 |
| RGB | rgb(83, 63, 85) |
| HSL | hsl(295, 15%, 29%) |
| OKLCH | oklch(39.8% 0.045 323.4) |
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 #533F55 | 9.50:1 | AAA | Lc -96.2 | Preferred for body text |
| Black text on #533F55 | 2.20:1 | Fails | Lc 12.0 | Not readable |
| #533F55 text on white | 9.50:1 | AAA | Lc 92.0 | Preferred for body text |
| #533F55 text on black | 2.20:1 | Fails | Lc -10.4 | 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
#F7F4F7
oklch(97% 0.005 325.6)
-
Step 100
100
#EDE8EE
oklch(93.7% 0.01 320.5)
-
Step 200
200
#DFD5E0
oklch(88.4% 0.018 323)
-
Step 300
300
#CCBACD
oklch(81% 0.033 324.3)
-
Step 400
400
#B196B4
oklch(70.7% 0.053 322.9)
-
Step 500
500
#9E7CA1
oklch(63.1% 0.067 323.7)
-
Step 600
600
#89648C
oklch(55.5% 0.075 324)
-
Step 700
700
#745377
oklch(49.1% 0.069 323.7)
-
Step 800
800
#5E4461
oklch(42.6% 0.057 323)
-
Step 900
900 (this color)
#533F55
oklch(39.8% 0.045 323.4)
-
Step 950
950
#2D222E
oklch(27% 0.027 323.6)
#533F55 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) | #3D4456 | 0.038 |
| Deuteranopia (no green cones) | #424654 | 0.035 |
| Tritanopia (no blue cones) | #544147 | 0.027 |
| Achromatopsia (no color) | #464646 | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #533F55
#533F55
oklch(39.8% 0.045 323.4)
- #394D38
#394D38
oklch(39.7% 0.043 143.5)
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 #533F55, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.049
- Charcoal Grey #3C4142 ΔE 0.055
- Dark Grey Blue #29465B ΔE 0.065
- Onyx #343A40 ΔE 0.068
- Brownish Purple #76424E ΔE 0.069
- Charcoal #264653 ΔE 0.070
- Dark Slate Gray #2F4F4F ΔE 0.074
- Dusty Grape #545775 ΔE 0.077
Use #533F55 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.