#5B316A
Closest named color: Grape Purple (#5D1451). oklch(39.2% 0.104 316.5), rgb(91, 49, 106).
Aa
White text reads best on this color (10.03:1).
About this color
#5B316A is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.104 and its hue 317°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.067 away. White text reads best on it, at 10.03:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.104) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 2.09:1 |
| White text | 10.03:1 |
Values
| HEX | #5B316A |
| RGB | rgb(91, 49, 106) |
| HSL | hsl(284, 37%, 30%) |
| OKLCH | oklch(39.2% 0.104 316.5) |
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 #5B316A | 10.03:1 | AAA | Lc -97.1 | Preferred for body text |
| Black text on #5B316A | 2.09:1 | Fails | Lc 10.9 | Not readable |
| #5B316A text on white | 10.03:1 | AAA | Lc 93.0 | Preferred for body text |
| #5B316A text on black | 2.09:1 | 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
#F8F3FA
oklch(97% 0.011 316.5)
-
Step 100
100
#F0E6F4
oklch(93.7% 0.021 316.5)
-
Step 200
200
#E5D1ED
oklch(88.5% 0.043 316.4)
-
Step 300
300
#D5B2E3
oklch(81% 0.077 316.2)
-
Step 400
400
#BF87D4
oklch(70.6% 0.125 316.5)
-
Step 500
500
#AF67C9
oklch(63.2% 0.159 316.5)
-
Step 600
600
#9A4BB5
oklch(55.5% 0.173 316.7)
-
Step 700
700
#833C9C
oklch(49.1% 0.16 316.3)
-
Step 800
800
#6B327F
oklch(42.7% 0.134 316.4)
-
Step 900
900 (this color)
#5B316A
oklch(39.2% 0.104 316.5)
-
Step 950
950
#331B3C
oklch(27% 0.066 316.2)
#5B316A 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) | #253F6C | 0.092 |
| Deuteranopia (no green cones) | #324368 | 0.082 |
| Tritanopia (no blue cones) | #5A3A48 | 0.069 |
| Achromatopsia (no color) | #424242 | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B316A
#5B316A
oklch(39.2% 0.104 316.5)
- #285111
#285111
oklch(39% 0.103 136.7)
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 #5B316A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.067
- Dark Slate Blue #483D8B ΔE 0.067
- Rebecca Purple #663399 ΔE 0.080
- Rich Purple #720058 ΔE 0.082
- Velvet #750851 ΔE 0.083
- Blueberry #464196 ΔE 0.086
- Purple Brown #673A3F ΔE 0.088
- Twilight #4E518B ΔE 0.093
Use #5B316A 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.