#533B6E
Closest named color: Dark Slate Blue (#483D8B). oklch(40.2% 0.087 304.5), rgb(83, 59, 110).
Aa
White text reads best on this color (9.46:1).
About this color
#533B6E is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.087 and its hue 304°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.052 away. White text reads best on it, at 9.46:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.087) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.21:1 |
| White text | 9.46:1 |
Values
| HEX | #533B6E |
| RGB | rgb(83, 59, 110) |
| HSL | hsl(268, 30%, 33%) |
| OKLCH | oklch(40.2% 0.087 304.5) |
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 #533B6E | 9.46:1 | AAA | Lc -96.0 | Preferred for body text |
| Black text on #533B6E | 2.21:1 | Fails | Lc 12.2 | Not readable |
| #533B6E text on white | 9.46:1 | AAA | Lc 91.8 | Preferred for body text |
| #533B6E text on black | 2.21:1 | Fails | Lc -10.6 | 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 800.
-
Step 50
50
#F6F4F9
oklch(97% 0.007 304.2)
-
Step 100
100
#ECE8F2
oklch(93.7% 0.014 304.1)
-
Step 200
200
#DDD5E9
oklch(88.5% 0.028 303.9)
-
Step 300
300
#C8B9DC
oklch(80.9% 0.051 304.7)
-
Step 400
400
#AC94CA
oklch(70.7% 0.082 304.7)
-
Step 500
500
#9879BC
oklch(63.1% 0.104 304.9)
-
Step 600
600
#8261A9
oklch(55.6% 0.114 304.1)
-
Step 700
700
#6E5091
oklch(49.1% 0.106 304.1)
-
Step 800
800 (this color)
#533B6E
oklch(40.2% 0.087 304.5)
-
Step 900
900
#4A385F
oklch(37.8% 0.068 304.6)
-
Step 950
950
#2B2137
oklch(27% 0.042 304.6)
#533B6E 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) | #2E4570 | 0.061 |
| Deuteranopia (no green cones) | #34466D | 0.056 |
| Tritanopia (no blue cones) | #4F434F | 0.064 |
| Achromatopsia (no color) | #464646 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #533B6E
#533B6E
oklch(40.2% 0.087 304.5)
- #3E5013
#3E5013
oklch(40.2% 0.087 124.6)
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 #533B6E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.052
- Blueberry #464196 ΔE 0.069
- Twilight #4E518B ΔE 0.069
- Dusk #4E5481 ΔE 0.071
- Dusty Grape #545775 ΔE 0.080
- Dark Grey Blue #29465B ΔE 0.081
- Rebecca Purple #663399 ΔE 0.082
- Purple Brown #673A3F ΔE 0.087
Use #533B6E 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.