#5F3576
Closest named color: Dark Slate Blue (#483D8B). oklch(41.1% 0.113 312.3), rgb(95, 53, 118).
Aa
White text reads best on this color (9.30:1).
About this color
#5F3576 is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.113 and its hue 312°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.055 away. White text reads best on it, at 9.30:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.113) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.25:1 |
| White text | 9.30:1 |
Values
| HEX | #5F3576 |
| RGB | rgb(95, 53, 118) |
| HSL | hsl(279, 38%, 34%) |
| OKLCH | oklch(41.1% 0.113 312.3) |
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 #5F3576 | 9.30:1 | AAA | Lc -95.5 | Preferred for body text |
| Black text on #5F3576 | 2.25:1 | Fails | Lc 12.8 | Not readable |
| #5F3576 text on white | 9.30:1 | AAA | Lc 91.2 | Preferred for body text |
| #5F3576 text on black | 2.25:1 | Fails | Lc -11.2 | 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
#F7F4FA
oklch(97.1% 0.009 308.4)
-
Step 100
100
#EEE6F3
oklch(93.5% 0.019 312.8)
-
Step 200
200
#E1D3EB
oklch(88.5% 0.036 311.4)
-
Step 300
300
#CFB5E0
oklch(80.9% 0.066 311.9)
-
Step 400
400
#B78DD0
oklch(70.7% 0.106 312.4)
-
Step 500
500
#A56FC4
oklch(63.1% 0.136 312.3)
-
Step 600
600
#9056B0
oklch(55.6% 0.146 312.3)
-
Step 700
700
#7B4598
oklch(49.1% 0.138 312.4)
-
Step 800
800 (this color)
#5F3576
oklch(41.1% 0.113 312.3)
-
Step 900
900
#513263
oklch(37.7% 0.088 312)
-
Step 950
950
#301E3A
oklch(27.1% 0.055 312.7)
#5F3576 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) | #244578 | 0.097 |
| Deuteranopia (no green cones) | #324874 | 0.086 |
| Tritanopia (no blue cones) | #5D4050 | 0.078 |
| Achromatopsia (no color) | #474747 | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5F3576
#5F3576
oklch(41.1% 0.113 312.3)
- #325602
#325602
oklch(41% 0.112 132)
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 #5F3576, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.055
- Rebecca Purple #663399 ΔE 0.059
- Blueberry #464196 ΔE 0.071
- Twilight #4E518B ΔE 0.078
- Dusk #4E5481 ΔE 0.084
- Grape Purple #5D1451 ΔE 0.086
- Purple #800080 ΔE 0.091
- Rich Purple #720058 ΔE 0.091
Use #5F3576 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.