#533C75
Closest named color: Dark Slate Blue (#483D8B). oklch(40.8% 0.095 300.9), rgb(83, 60, 117).
Aa
White text reads best on this color (9.24:1).
About this color
#533C75 is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.095 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.041 away. White text reads best on it, at 9.24:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.095) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.27:1 |
| White text | 9.24:1 |
Values
| HEX | #533C75 |
| RGB | rgb(83, 60, 117) |
| HSL | hsl(264, 32%, 35%) |
| OKLCH | oklch(40.8% 0.095 300.9) |
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 #533C75 | 9.24:1 | AAA | Lc -95.5 | Preferred for body text |
| Black text on #533C75 | 2.27:1 | Fails | Lc 12.8 | Not readable |
| #533C75 text on white | 9.24:1 | AAA | Lc 91.2 | Preferred for body text |
| #533C75 text on black | 2.27:1 | Fails | Lc -11.2 | 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
#F6F4FA
oklch(97% 0.008 301.4)
-
Step 100
100
#EBE8F3
oklch(93.7% 0.015 298.6)
-
Step 200
200
#DCD5EB
oklch(88.5% 0.031 300.3)
-
Step 300
300
#C6B9E0
oklch(80.9% 0.056 300.4)
-
Step 400
400
#AA94D0
oklch(70.8% 0.089 301)
-
Step 500
500
#9578C3
oklch(63% 0.114 301)
-
Step 600
600
#8060B0
oklch(55.6% 0.124 300.9)
-
Step 700
700
#6C4F97
oklch(49.1% 0.115 300.8)
-
Step 800
800 (this color)
#533C75
oklch(40.8% 0.095 300.9)
-
Step 900
900
#483763
oklch(37.6% 0.076 300.6)
-
Step 950
950
#2A213A
oklch(27% 0.047 299.9)
#533C75 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) | #2B4777 | 0.064 |
| Deuteranopia (no green cones) | #304774 | 0.060 |
| Tritanopia (no blue cones) | #4D4653 | 0.072 |
| Achromatopsia (no color) | #474747 | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #533C75
#533C75
oklch(40.8% 0.095 300.9)
- #435104
#435104
oklch(40.8% 0.095 120.6)
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 #533C75, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.041
- Blueberry #464196 ΔE 0.058
- Twilight #4E518B ΔE 0.062
- Dusk #4E5481 ΔE 0.066
- Rebecca Purple #663399 ΔE 0.073
- Dusty Grape #545775 ΔE 0.078
- Cobalt #1E488F ΔE 0.083
- Dusk Blue #26538D ΔE 0.085
Use #533C75 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.