#6C2155
Closest named color: Velvet (#750851). oklch(38.3% 0.123 342.1), rgb(108, 33, 85).
Aa
White text reads best on this color (10.57:1).
About this color
#6C2155 is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.123 and its hue 342°. Its hue sits on the warm side of the wheel. The nearest named color is Velvet (#750851), ΔE 0.032 away. White text reads best on it, at 10.57:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.123) |
| Temperature | warm |
| Nearest name | Velvet (#750851) |
| Black text | 1.98:1 |
| White text | 10.57:1 |
Values
| HEX | #6C2155 |
| RGB | rgb(108, 33, 85) |
| HSL | hsl(318, 53%, 28%) |
| OKLCH | oklch(38.3% 0.123 342.1) |
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 #6C2155 | 10.57:1 | AAA | Lc -97.8 | Preferred for body text |
| Black text on #6C2155 | 1.98:1 | Fails | Lc 10.2 | Not readable |
| #6C2155 text on white | 10.57:1 | AAA | Lc 93.8 | Preferred for body text |
| #6C2155 text on black | 1.98:1 | Fails | Lc -8.8 | 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
#FCF2F8
oklch(97.1% 0.013 340.5)
-
Step 100
100
#F7E3EF
oklch(93.5% 0.027 340.9)
-
Step 200
200
#F2CCE3
oklch(88.4% 0.052 341.3)
-
Step 300
300
#EBA9D1
oklch(80.9% 0.093 342.4)
-
Step 400
400
#DE79BA
oklch(70.8% 0.147 342.3)
-
Step 500
500
#D151A9
oklch(63.1% 0.188 341.9)
-
Step 600
600
#BC2D94
oklch(55.5% 0.205 341.9)
-
Step 700
700
#A21E7E
oklch(49.1% 0.19 342.1)
-
Step 800
800
#841C66
oklch(42.7% 0.158 342.4)
-
Step 900
900 (this color)
#6C2155
oklch(38.3% 0.123 342.1)
-
Step 950
950
#3F1431
oklch(27.1% 0.078 342.3)
#6C2155 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) | #273757 | 0.133 |
| Deuteranopia (no green cones) | #3E4353 | 0.117 |
| Tritanopia (no blue cones) | #732237 | 0.055 |
| Achromatopsia (no color) | #3F3F3F | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C2155
#6C2155
oklch(38.3% 0.123 342.1)
- #005135
#005135
oklch(38.4% 0.085 161.7)
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 #6C2155, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Velvet #750851 ΔE 0.032
- Rich Purple #720058 ΔE 0.039
- Grape Purple #5D1451 ΔE 0.044
- Red Purple #820747 ΔE 0.053
- Merlot #730039 ΔE 0.054
- Wine #80013F ΔE 0.057
- Bordeaux #7B002C ΔE 0.073
- Purple Brown #673A3F ΔE 0.079
Use #6C2155 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.