#5F4571
Closest named color: Dusk (#4E5481). oklch(43.7% 0.077 310.6), rgb(95, 69, 113).
Aa
White text reads best on this color (8.15:1).
About this color
#5F4571 is a dark, moderately saturated purple. In OKLCH its lightness is 44%, its chroma 0.077 and its hue 311°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.049 away. White text reads best on it, at 8.15:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.077) |
| Temperature | in between |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.57:1 |
| White text | 8.15:1 |
Values
| HEX | #5F4571 |
| RGB | rgb(95, 69, 113) |
| HSL | hsl(275, 24%, 36%) |
| OKLCH | oklch(43.7% 0.077 310.6) |
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 #5F4571 | 8.15:1 | AAA | Lc -92.8 | Preferred for body text |
| Black text on #5F4571 | 2.57:1 | Fails | Lc 15.9 | Dividers and decoration only |
| #5F4571 text on white | 8.15:1 | AAA | Lc 88.1 | Fine for body text |
| #5F4571 text on black | 2.57:1 | Fails | Lc -14.0 | 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 800.
-
Step 50
50
#F7F4F8
oklch(97.1% 0.006 317.8)
-
Step 100
100
#ECE8F0
oklch(93.6% 0.011 308.3)
-
Step 200
200
#DED5E6
oklch(88.5% 0.025 309.3)
-
Step 300
300
#CAB9D7
oklch(80.9% 0.045 310.6)
-
Step 400
400
#AF94C2
oklch(70.7% 0.072 311.1)
-
Step 500
500
#9B79B3
oklch(63% 0.093 310.6)
-
Step 600
600
#86629F
oklch(55.7% 0.1 310.5)
-
Step 700
700
#715188
oklch(49.1% 0.093 310.1)
-
Step 800
800 (this color)
#5F4571
oklch(43.7% 0.077 310.6)
-
Step 900
900
#4C3859
oklch(37.7% 0.06 311.4)
-
Step 950
950
#2C2134
oklch(26.9% 0.038 310.4)
#5F4571 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) | #3D4E73 | 0.057 |
| Deuteranopia (no green cones) | #435070 | 0.053 |
| Tritanopia (no blue cones) | #5D4B55 | 0.055 |
| Achromatopsia (no color) | #4F4F4F | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5F4571
#5F4571
oklch(43.7% 0.077 310.6)
- #435A2B
#435A2B
oklch(43.7% 0.076 130.4)
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 #5F4571, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.049
- Dusty Grape #545775 ΔE 0.052
- Twilight #4E518B ΔE 0.053
- Dark Slate Blue #483D8B ΔE 0.067
- Brownish Purple #76424E ΔE 0.070
- YInMn Blue #415A77 ΔE 0.071
- Blueberry #464196 ΔE 0.078
- Purple Brown #673A3F ΔE 0.080
Use #5F4571 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.