#5F257F
Closest named color: Rebecca Purple (#663399). oklch(39.4% 0.149 310.9), rgb(95, 37, 127).
Aa
White text reads best on this color (10.20:1).
About this color
#5F257F is a dark, vivid purple. In OKLCH its lightness is 39%, its chroma 0.149 and its hue 311°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.052 away. White text reads best on it, at 10.20:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | vivid (0.149) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.05:1 |
| White text | 10.20:1 |
Values
| HEX | #5F257F |
| RGB | rgb(95, 37, 127) |
| HSL | hsl(279, 55%, 32%) |
| OKLCH | oklch(39.4% 0.149 310.9) |
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 #5F257F | 10.20:1 | AAA | Lc -97.1 | Preferred for body text |
| Black text on #5F257F | 2.05:1 | Fails | Lc 10.9 | Not readable |
| #5F257F text on white | 10.20:1 | AAA | Lc 93.0 | Preferred for body text |
| #5F257F text on black | 2.05:1 | Fails | Lc -9.5 | 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 900.
-
Step 50
50
#F9F3FD
oklch(97.2% 0.015 312.2)
-
Step 100
100
#F1E4FA
oklch(93.6% 0.032 311.7)
-
Step 200
200
#E6CEF8
oklch(88.4% 0.062 310.7)
-
Step 300
300
#D8ACF6
oklch(80.9% 0.112 311.1)
-
Step 400
400
#C47CF1
oklch(70.8% 0.178 311)
-
Step 500
500
#B552EC
oklch(63.1% 0.229 311.1)
-
Step 600
600
#A02BDA
oklch(55.5% 0.248 310.9)
-
Step 700
700
#891ABD
oklch(49.1% 0.23 310.9)
-
Step 800
800
#6F1B99
oklch(42.6% 0.191 310.7)
-
Step 900
900 (this color)
#5F257F
oklch(39.4% 0.149 310.9)
-
Step 950
950
#351447
oklch(26.9% 0.095 311.5)
#5F257F 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) | #003E82 | 0.130 |
| Deuteranopia (no green cones) | #19427D | 0.121 |
| Tritanopia (no blue cones) | #5B384F | 0.101 |
| Achromatopsia (no color) | #414141 | 0.150 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5F257F
#5F257F
oklch(39.4% 0.149 310.9)
- #315100
#315100
oklch(39.5% 0.108 130.8)
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 #5F257F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.052
- Dark Slate Blue #483D8B ΔE 0.067
- Indigo #4B0082 ΔE 0.068
- Purple #800080 ΔE 0.073
- Royal Purple #4B006E ΔE 0.076
- Blueberry #464196 ΔE 0.081
- Grape Purple #5D1451 ΔE 0.082
- Rich Purple #720058 ΔE 0.085
Use #5F257F 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.