#6C2B7D
Closest named color: Rebecca Purple (#663399). oklch(41.8% 0.143 318.7), rgb(108, 43, 125).
Aa
White text reads best on this color (9.21:1).
About this color
#6C2B7D is a dark, vivid purple. In OKLCH its lightness is 42%, its chroma 0.143 and its hue 319°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.049 away. White text reads best on it, at 9.21:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | vivid (0.143) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.27:1 |
| White text | 9.21:1 |
Values
| HEX | #6C2B7D |
| RGB | rgb(108, 43, 125) |
| HSL | hsl(288, 49%, 33%) |
| OKLCH | oklch(41.8% 0.143 318.7) |
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 #6C2B7D | 9.21:1 | AAA | Lc -95.0 | Preferred for body text |
| Black text on #6C2B7D | 2.27:1 | Fails | Lc 13.4 | Not readable |
| #6C2B7D text on white | 9.21:1 | AAA | Lc 90.6 | Preferred for body text |
| #6C2B7D text on black | 2.27:1 | Fails | Lc -11.7 | 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
#F1E5F4
oklch(93.6% 0.024 319.5)
-
Step 200
200
#E7D0ED
oklch(88.5% 0.046 319.2)
-
Step 300
300
#D8B0E4
oklch(80.9% 0.084 318.3)
-
Step 400
400
#C484D6
oklch(70.7% 0.135 318.6)
-
Step 500
500
#B462CA
oklch(63.1% 0.171 318.8)
-
Step 600
600
#9F45B7
oklch(55.5% 0.186 318.6)
-
Step 700
700
#88369E
oklch(49.1% 0.173 318.5)
-
Step 800
800 (this color)
#6C2B7D
oklch(41.8% 0.143 318.7)
-
Step 900
900
#5A2A67
oklch(37.7% 0.112 318.7)
-
Step 950
950
#35193C
oklch(27% 0.072 319.3)
#6C2B7D 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) | #12437F | 0.140 |
| Deuteranopia (no green cones) | #304A7B | 0.120 |
| Tritanopia (no blue cones) | #6C3950 | 0.090 |
| Achromatopsia (no color) | #484848 | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C2B7D
#6C2B7D
oklch(41.8% 0.143 318.7)
- #1F5C00
#1F5C00
oklch(41.8% 0.131 138.6)
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 #6C2B7D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.049
- Purple #800080 ΔE 0.057
- Dark Magenta #8B008B ΔE 0.074
- Rich Purple #720058 ΔE 0.077
- Dark Slate Blue #483D8B ΔE 0.078
- Velvet #750851 ΔE 0.083
- Light Eggplant #894585 ΔE 0.087
- Grape Purple #5D1451 ΔE 0.088
Use #6C2B7D 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.