#5F3367
Closest named color: Grape Purple (#5D1451). oklch(39.9% 0.099 321.3), rgb(95, 51, 103).
Aa
White text reads best on this color (9.74:1).
About this color
#5F3367 is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.099 and its hue 321°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.069 away. White text reads best on it, at 9.74:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.099) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 2.15:1 |
| White text | 9.74:1 |
Values
| HEX | #5F3367 |
| RGB | rgb(95, 51, 103) |
| HSL | hsl(291, 34%, 30%) |
| OKLCH | oklch(39.9% 0.099 321.3) |
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 #5F3367 | 9.74:1 | AAA | Lc -96.5 | Preferred for body text |
| Black text on #5F3367 | 2.15:1 | Fails | Lc 11.6 | Not readable |
| #5F3367 text on white | 9.74:1 | AAA | Lc 92.3 | Preferred for body text |
| #5F3367 text on black | 2.15:1 | Fails | Lc -10.1 | 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
#F1E5F3
oklch(93.5% 0.023 321.4)
-
Step 200
200
#E6D1EA
oklch(88.5% 0.041 320.8)
-
Step 300
300
#D7B1DE
oklch(80.8% 0.075 321.1)
-
Step 400
400
#C387CD
oklch(70.7% 0.119 321.6)
-
Step 500
500
#B267C0
oklch(63.1% 0.151 321.1)
-
Step 600
600
#9E4CAC
oklch(55.7% 0.165 321.6)
-
Step 700
700
#873C94
oklch(49.1% 0.154 321.5)
-
Step 800
800
#6D3378
oklch(42.7% 0.126 321)
-
Step 900
900 (this color)
#5F3367
oklch(39.9% 0.099 321.3)
-
Step 950
950
#341B39
oklch(27% 0.063 320.8)
#5F3367 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) | #2B4169 | 0.091 |
| Deuteranopia (no green cones) | #384665 | 0.082 |
| Tritanopia (no blue cones) | #603A48 | 0.062 |
| Achromatopsia (no color) | #444444 | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5F3367
#5F3367
oklch(39.9% 0.099 321.3)
- #24541E
#24541E
oklch(39.9% 0.099 141.5)
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 #5F3367, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.069
- Dark Slate Blue #483D8B ΔE 0.074
- Purple Brown #673A3F ΔE 0.078
- Velvet #750851 ΔE 0.079
- Rich Purple #720058 ΔE 0.080
- Brownish Purple #76424E ΔE 0.084
- Rebecca Purple #663399 ΔE 0.084
- Blueberry #464196 ΔE 0.091
Use #5F3367 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.