#5C3166
Closest named color: Grape Purple (#5D1451). oklch(39.1% 0.1 319.8), rgb(92, 49, 102).
Aa
White text reads best on this color (10.06:1).
About this color
#5C3166 is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.100 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 0.064 away. White text reads best on it, at 10.06:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.100) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 2.08:1 |
| White text | 10.06:1 |
Values
| HEX | #5C3166 |
| RGB | rgb(92, 49, 102) |
| HSL | hsl(289, 35%, 30%) |
| OKLCH | oklch(39.1% 0.1 319.8) |
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 #5C3166 | 10.06:1 | AAA | Lc -97.2 | Preferred for body text |
| Black text on #5C3166 | 2.08:1 | Fails | Lc 10.9 | Not readable |
| #5C3166 text on white | 10.06:1 | AAA | Lc 93.1 | Preferred for body text |
| #5C3166 text on black | 2.08:1 | Fails | Lc -9.4 | 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
#F9F3FA
oklch(97.1% 0.011 321.3)
-
Step 100
100
#F1E5F3
oklch(93.5% 0.023 321.4)
-
Step 200
200
#E6D1EB
oklch(88.6% 0.042 319.7)
-
Step 300
300
#D6B1DF
oklch(80.8% 0.075 319.6)
-
Step 400
400
#C187CF
oklch(70.6% 0.12 319.7)
-
Step 500
500
#B167C2
oklch(63% 0.153 319.9)
-
Step 600
600
#9C4CAF
oklch(55.6% 0.167 319.6)
-
Step 700
700
#853C96
oklch(49% 0.155 319.7)
-
Step 800
800
#6C337A
oklch(42.7% 0.127 319.4)
-
Step 900
900 (this color)
#5C3166
oklch(39.1% 0.1 319.8)
-
Step 950
950
#341B39
oklch(27% 0.063 320.8)
#5C3166 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) | #283F68 | 0.091 |
| Deuteranopia (no green cones) | #354365 | 0.080 |
| Tritanopia (no blue cones) | #5D3846 | 0.063 |
| Achromatopsia (no color) | #424242 | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5C3166
#5C3166
oklch(39.1% 0.1 319.8)
- #245119
#245119
oklch(38.9% 0.099 139.9)
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 #5C3166, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.064
- Dark Slate Blue #483D8B ΔE 0.073
- Rich Purple #720058 ΔE 0.079
- Velvet #750851 ΔE 0.079
- Purple Brown #673A3F ΔE 0.081
- Rebecca Purple #663399 ΔE 0.086
- Brownish Purple #76424E ΔE 0.090
- Blueberry #464196 ΔE 0.092
Use #5C3166 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.