#5F316C
Closest named color: Dark Slate Blue (#483D8B). oklch(39.8% 0.108 318.4), rgb(95, 49, 108).
Aa
White text reads best on this color (9.80:1).
About this color
#5F316C is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.108 and its hue 318°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.069 away. White text reads best on it, at 9.80:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.108) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.14:1 |
| White text | 9.80:1 |
Values
| HEX | #5F316C |
| RGB | rgb(95, 49, 108) |
| HSL | hsl(287, 38%, 31%) |
| OKLCH | oklch(39.8% 0.108 318.4) |
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 #5F316C | 9.80:1 | AAA | Lc -96.6 | Preferred for body text |
| Black text on #5F316C | 2.14:1 | Fails | Lc 11.5 | Not readable |
| #5F316C text on white | 9.80:1 | AAA | Lc 92.4 | Preferred for body text |
| #5F316C text on black | 2.14:1 | Fails | Lc -10.0 | 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 900.
-
Step 50
50
#F9F3FA
oklch(97.1% 0.011 321.3)
-
Step 100
100
#F1E5F4
oklch(93.6% 0.024 319.5)
-
Step 200
200
#E6D0ED
oklch(88.4% 0.046 318)
-
Step 300
300
#D7B0E3
oklch(80.8% 0.082 318.1)
-
Step 400
400
#C385D4
oklch(70.7% 0.13 318.8)
-
Step 500
500
#B364C9
oklch(63.2% 0.166 318.6)
-
Step 600
600
#9E48B6
oklch(55.7% 0.181 318.3)
-
Step 700
700
#87389C
oklch(49.1% 0.168 318.6)
-
Step 800
800
#6E2F7F
oklch(42.7% 0.14 318.6)
-
Step 900
900 (this color)
#5F316C
oklch(39.8% 0.108 318.4)
-
Step 950
950
#341A3C
oklch(27% 0.069 317.8)
#5F316C 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) | #26416E | 0.098 |
| Deuteranopia (no green cones) | #34456A | 0.087 |
| Tritanopia (no blue cones) | #5F3A49 | 0.071 |
| Achromatopsia (no color) | #444444 | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5F316C
#5F316C
oklch(39.8% 0.108 318.4)
- #255412
#255412
oklch(39.8% 0.108 138.3)
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 #5F316C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.069
- Grape Purple #5D1451 ΔE 0.069
- Rebecca Purple #663399 ΔE 0.075
- Rich Purple #720058 ΔE 0.079
- Velvet #750851 ΔE 0.080
- Blueberry #464196 ΔE 0.086
- Purple Brown #673A3F ΔE 0.089
- Purple #800080 ΔE 0.092
Use #5F316C 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.