#533C63
Closest named color: Dark Slate Blue (#483D8B). oklch(39.8% 0.07 310.6), rgb(83, 60, 99).
Aa
White text reads best on this color (9.57:1).
About this color
#533C63 is a dark, muted purple. In OKLCH its lightness is 40%, its chroma 0.070 and its hue 311°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.070 away. White text reads best on it, at 9.57:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | muted (0.070) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.19:1 |
| White text | 9.57:1 |
Values
| HEX | #533C63 |
| RGB | rgb(83, 60, 99) |
| HSL | hsl(275, 25%, 31%) |
| OKLCH | oklch(39.8% 0.07 310.6) |
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 #533C63 | 9.57:1 | AAA | Lc -96.3 | Preferred for body text |
| Black text on #533C63 | 2.19:1 | Fails | Lc 11.9 | Not readable |
| #533C63 text on white | 9.57:1 | AAA | Lc 92.1 | Preferred for body text |
| #533C63 text on black | 2.19:1 | Fails | Lc -10.3 | 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
#F7F4F9
oklch(97.1% 0.007 312.3)
-
Step 100
100
#EDE7F2
oklch(93.6% 0.016 310.1)
-
Step 200
200
#DFD4E8
oklch(88.5% 0.03 310.1)
-
Step 300
300
#CBB8DA
oklch(80.9% 0.051 310.2)
-
Step 400
400
#B192C8
oklch(70.7% 0.084 310.4)
-
Step 500
500
#9E76B9
oklch(63% 0.107 310.9)
-
Step 600
600
#895EA5
oklch(55.6% 0.116 311)
-
Step 700
700
#744D8E
oklch(49.1% 0.109 310.6)
-
Step 800
800
#5E4073
oklch(42.7% 0.089 310.2)
-
Step 900
900 (this color)
#533C63
oklch(39.8% 0.07 310.6)
-
Step 950
950
#2D2036
oklch(26.9% 0.044 310.7)
#533C63 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) | #354464 | 0.052 |
| Deuteranopia (no green cones) | #3A4662 | 0.049 |
| Tritanopia (no blue cones) | #51424B | 0.050 |
| Achromatopsia (no color) | #454545 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #533C63
#533C63
oklch(39.8% 0.07 310.6)
- #3A4F25
#3A4F25
oklch(39.9% 0.07 130.8)
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 #533C63, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.070
- Purple Brown #673A3F ΔE 0.070
- Dark Grey Blue #29465B ΔE 0.072
- Dusk #4E5481 ΔE 0.075
- Charcoal Grey #3C4142 ΔE 0.076
- Dusty Grape #545775 ΔE 0.078
- Twilight #4E518B ΔE 0.079
- Brownish Purple #76424E ΔE 0.081
Use #533C63 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.