#6C2B77
Closest named color: Rebecca Purple (#663399). oklch(41.4% 0.137 321.6), rgb(108, 43, 119).
Aa
White text reads best on this color (9.33:1).
About this color
#6C2B77 is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.137 and its hue 322°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.059 away. White text reads best on it, at 9.33:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.137) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.24:1 |
| White text | 9.33:1 |
Values
| HEX | #6C2B77 |
| RGB | rgb(108, 43, 119) |
| HSL | hsl(291, 47%, 32%) |
| OKLCH | oklch(41.4% 0.137 321.6) |
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 #6C2B77 | 9.33:1 | AAA | Lc -95.3 | Preferred for body text |
| Black text on #6C2B77 | 2.24:1 | Fails | Lc 13.0 | Not readable |
| #6C2B77 text on white | 9.33:1 | AAA | Lc 91.0 | Preferred for body text |
| #6C2B77 text on black | 2.24:1 | Fails | Lc -11.4 | 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 800.
-
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
#E7D0EB
oklch(88.5% 0.044 321.2)
-
Step 300
300
#D9B0E0
oklch(80.9% 0.08 321.4)
-
Step 400
400
#C584D0
oklch(70.6% 0.129 321.6)
-
Step 500
500
#B663C4
oklch(63.1% 0.164 321.7)
-
Step 600
600
#A147B0
oklch(55.6% 0.178 321.7)
-
Step 700
700
#8A3798
oklch(49.1% 0.167 321.6)
-
Step 800
800 (this color)
#6C2B77
oklch(41.4% 0.137 321.6)
-
Step 900
900
#5B2B63
oklch(37.8% 0.107 321.7)
-
Step 950
950
#351A3A
oklch(27% 0.067 321.2)
#6C2B77 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) | #1A4279 | 0.135 |
| Deuteranopia (no green cones) | #344975 | 0.116 |
| Tritanopia (no blue cones) | #6D374D | 0.083 |
| Achromatopsia (no color) | #474747 | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C2B77
#6C2B77
oklch(41.4% 0.137 321.6)
- #0C5C01
#0C5C01
oklch(41.3% 0.137 141.6)
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 #6C2B77, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.059
- Purple #800080 ΔE 0.060
- Rich Purple #720058 ΔE 0.070
- Velvet #750851 ΔE 0.075
- Dark Magenta #8B008B ΔE 0.078
- Grape Purple #5D1451 ΔE 0.080
- Dark Slate Blue #483D8B ΔE 0.081
- Light Eggplant #894585 ΔE 0.087
Use #6C2B77 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.