#533971
Closest named color: Dark Slate Blue (#483D8B). oklch(40% 0.095 303.9), rgb(83, 57, 113).
Aa
White text reads best on this color (9.58:1).
About this color
#533971 is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.095 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 0.047 away. White text reads best on it, at 9.58:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.095) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.19:1 |
| White text | 9.58:1 |
Values
| HEX | #533971 |
| RGB | rgb(83, 57, 113) |
| HSL | hsl(268, 33%, 33%) |
| OKLCH | oklch(40% 0.095 303.9) |
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 #533971 | 9.58:1 | AAA | Lc -96.3 | Preferred for body text |
| Black text on #533971 | 2.19:1 | Fails | Lc 11.9 | Not readable |
| #533971 text on white | 9.58:1 | AAA | Lc 92.0 | Preferred for body text |
| #533971 text on black | 2.19:1 | 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
#F7F4FB
oklch(97.1% 0.01 305.4)
-
Step 100
100
#EDE7F5
oklch(93.7% 0.02 305.3)
-
Step 200
200
#DED3EF
oklch(88.4% 0.04 303.4)
-
Step 300
300
#CAB6E7
oklch(80.9% 0.071 303.4)
-
Step 400
400
#B08EDB
oklch(70.7% 0.115 303.9)
-
Step 500
500
#9D70D0
oklch(63% 0.146 304.2)
-
Step 600
600
#8856BD
oklch(55.5% 0.159 304.1)
-
Step 700
700
#7346A3
oklch(49% 0.147 303.8)
-
Step 800
800
#5E3A84
oklch(42.7% 0.122 304.2)
-
Step 900
900 (this color)
#533971
oklch(40% 0.095 303.9)
-
Step 950
950
#2D1E3E
oklch(27% 0.06 304.3)
#533971 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) | #294473 | 0.068 |
| Deuteranopia (no green cones) | #304570 | 0.062 |
| Tritanopia (no blue cones) | #4E434F | 0.072 |
| Achromatopsia (no color) | #454545 | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #533971
#533971
oklch(40% 0.095 303.9)
- #3D5007
#3D5007
oklch(40.1% 0.095 124.3)
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 #533971, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.047
- Blueberry #464196 ΔE 0.065
- Twilight #4E518B ΔE 0.071
- Dusk #4E5481 ΔE 0.075
- Rebecca Purple #663399 ΔE 0.076
- Dusty Grape #545775 ΔE 0.085
- Dark Grey Blue #29465B ΔE 0.087
- Cobalt #1E488F ΔE 0.089
Use #533971 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.