#5D3F83
Closest named color: Dark Slate Blue (#483D8B). oklch(43.4% 0.112 302.3), rgb(93, 63, 131).
Aa
White text reads best on this color (8.38:1).
About this color
#5D3F83 is a dark, moderately saturated purple. In OKLCH its lightness is 43%, its chroma 0.112 and its hue 302°. 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 8.38:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.112) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.50:1 |
| White text | 8.38:1 |
Values
| HEX | #5D3F83 |
| RGB | rgb(93, 63, 131) |
| HSL | hsl(266, 35%, 38%) |
| OKLCH | oklch(43.4% 0.112 302.3) |
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 #5D3F83 | 8.38:1 | AAA | Lc -93.3 | Preferred for body text |
| Black text on #5D3F83 | 2.50:1 | Fails | Lc 15.3 | Dividers and decoration only |
| #5D3F83 text on white | 8.38:1 | AAA | Lc 88.7 | Fine for body text |
| #5D3F83 text on black | 2.50:1 | Fails | Lc -13.5 | 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
#ECE7F5
oklch(93.6% 0.019 302.2)
-
Step 200
200
#DDD4EE
oklch(88.5% 0.037 301.4)
-
Step 300
300
#C8B7E4
oklch(80.8% 0.065 302.2)
-
Step 400
400
#AD91D7
oklch(70.8% 0.104 302.2)
-
Step 500
500
#9974CC
oklch(63.1% 0.133 302.1)
-
Step 600
600
#845BB9
oklch(55.7% 0.145 302)
-
Step 700
700
#704A9F
oklch(49.1% 0.135 302.3)
-
Step 800
800 (this color)
#5D3F83
oklch(43.4% 0.112 302.3)
-
Step 900
900
#4B3568
oklch(37.8% 0.087 302.3)
-
Step 950
950
#2C1F3D
oklch(27% 0.056 302.8)
#5D3F83 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) | #294D85 | 0.080 |
| Deuteranopia (no green cones) | #314D81 | 0.074 |
| Tritanopia (no blue cones) | #564B5B | 0.083 |
| Achromatopsia (no color) | #4E4E4E | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5D3F83
#5D3F83
oklch(43.4% 0.112 302.3)
- #475900
#475900
oklch(43.3% 0.105 122.2)
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 #5D3F83, 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
- Rebecca Purple #663399 ΔE 0.049
- Blueberry #464196 ΔE 0.050
- Twilight #4E518B ΔE 0.051
- Dusk #4E5481 ΔE 0.061
- Dusty Grape #545775 ΔE 0.077
- Denim Blue #3B5B92 ΔE 0.085
- Light Eggplant #894585 ΔE 0.087
Use #5D3F83 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.