#5B2168
Closest named color: Grape Purple (#5D1451). oklch(36.7% 0.129 319.8), rgb(91, 33, 104).
Aa
White text reads best on this color (11.27:1).
About this color
#5B2168 is a dark, moderately saturated purple. In OKLCH its lightness is 37%, its chroma 0.129 and its hue 320°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.043 away. White text reads best on it, at 11.27:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.129) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.86:1 |
| White text | 11.27:1 |
Values
| HEX | #5B2168 |
| RGB | rgb(91, 33, 104) |
| HSL | hsl(289, 52%, 27%) |
| OKLCH | oklch(36.7% 0.129 319.8) |
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 #5B2168 | 11.27:1 | AAA | Lc -99.2 | Preferred for body text |
| Black text on #5B2168 | 1.86:1 | Fails | Lc 8.5 | Not readable |
| #5B2168 text on white | 11.27:1 | AAA | Lc 95.4 | Preferred for body text |
| #5B2168 text on black | 1.86:1 | Fails | Lc 0.0 | 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 900.
-
Step 50
50
#F9F3FB
oklch(97.1% 0.012 317.7)
-
Step 100
100
#F2E4F6
oklch(93.5% 0.028 318.7)
-
Step 200
200
#E9CEF0
oklch(88.4% 0.054 319.3)
-
Step 300
300
#DDADE8
oklch(81% 0.096 320)
-
Step 400
400
#CA7EDC
oklch(70.7% 0.154 319.8)
-
Step 500
500
#BB58D2
oklch(63% 0.198 319.7)
-
Step 600
600
#A738BF
oklch(55.7% 0.214 319.9)
-
Step 700
700
#8F28A5
oklch(49.1% 0.2 319.8)
-
Step 800
800
#742485
oklch(42.7% 0.164 320)
-
Step 900
900 (this color)
#5B2168
oklch(36.7% 0.129 319.8)
-
Step 950
950
#37163F
oklch(27% 0.082 319.4)
#5B2168 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) | #0C376A | 0.127 |
| Deuteranopia (no green cones) | #273D66 | 0.109 |
| Tritanopia (no blue cones) | #5B2D41 | 0.080 |
| Achromatopsia (no color) | #3B3B3B | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B2168
#5B2168
oklch(36.7% 0.129 319.8)
- #134D00
#134D00
oklch(36.8% 0.118 139.9)
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 #5B2168, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.043
- Rich Purple #720058 ΔE 0.062
- Royal Purple #4B006E ΔE 0.063
- Plum Purple #4E0550 ΔE 0.067
- Velvet #750851 ΔE 0.071
- Indigo #4B0082 ΔE 0.075
- Deep Violet #490648 ΔE 0.081
- Purple #800080 ΔE 0.088
Use #5B2168 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.