#533E68
Closest named color: Dark Slate Blue (#483D8B). oklch(40.5% 0.073 306.4), rgb(83, 62, 104).
Aa
White text reads best on this color (9.30:1).
About this color
#533E68 is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.073 and its hue 306°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.063 away. White text reads best on it, at 9.30:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.073) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.25:1 |
| White text | 9.30:1 |
Values
| HEX | #533E68 |
| RGB | rgb(83, 62, 104) |
| HSL | hsl(270, 25%, 33%) |
| OKLCH | oklch(40.5% 0.073 306.4) |
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 #533E68 | 9.30:1 | AAA | Lc -95.7 | Preferred for body text |
| Black text on #533E68 | 2.25:1 | Fails | Lc 12.6 | Not readable |
| #533E68 text on white | 9.30:1 | AAA | Lc 91.4 | Preferred for body text |
| #533E68 text on black | 2.25:1 | Fails | Lc -11.0 | 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
#F6F4F8
oklch(97% 0.006 308.4)
-
Step 100
100
#ECE8F0
oklch(93.6% 0.011 308.3)
-
Step 200
200
#DDD5E6
oklch(88.4% 0.025 306.9)
-
Step 300
300
#C7BAD7
oklch(80.9% 0.043 305.7)
-
Step 400
400
#AB96C3
oklch(70.7% 0.068 305.9)
-
Step 500
500
#977CB3
oklch(63.2% 0.086 306.5)
-
Step 600
600
#81649F
oklch(55.6% 0.095 306.1)
-
Step 700
700
#6D5388
oklch(49.1% 0.088 306)
-
Step 800
800 (this color)
#533E68
oklch(40.5% 0.073 306.4)
-
Step 900
900
#493959
oklch(37.6% 0.057 306.7)
-
Step 950
950
#2B2234
oklch(27% 0.035 307)
#533E68 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) | #35466A | 0.051 |
| Deuteranopia (no green cones) | #3A4767 | 0.047 |
| Tritanopia (no blue cones) | #50444E | 0.053 |
| Achromatopsia (no color) | #474747 | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #533E68
#533E68
oklch(40.5% 0.073 306.4)
- #3F5022
#3F5022
oklch(40.5% 0.072 126.2)
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 #533E68, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.063
- Dusk #4E5481 ΔE 0.067
- Twilight #4E518B ΔE 0.070
- Dusty Grape #545775 ΔE 0.071
- Dark Grey Blue #29465B ΔE 0.073
- Purple Brown #673A3F ΔE 0.076
- Blueberry #464196 ΔE 0.079
- Charcoal Grey #3C4142 ΔE 0.081
Use #533E68 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.