#6C1B66
Closest named color: Rich Purple (#720058). oklch(38.6% 0.144 331.2), rgb(108, 27, 102).
Aa
White text reads best on this color (10.57:1).
About this color
#6C1B66 is a dark, vivid purple. In OKLCH its lightness is 39%, its chroma 0.144 and its hue 331°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Purple (#720058), ΔE 0.034 away. White text reads best on it, at 10.57:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | vivid (0.144) |
| Temperature | in between |
| Nearest name | Rich Purple (#720058) |
| Black text | 1.98:1 |
| White text | 10.57:1 |
Values
| HEX | #6C1B66 |
| RGB | rgb(108, 27, 102) |
| HSL | hsl(304, 60%, 26%) |
| OKLCH | oklch(38.6% 0.144 331.2) |
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 #6C1B66 | 10.57:1 | AAA | Lc -97.6 | Preferred for body text |
| Black text on #6C1B66 | 1.98:1 | Fails | Lc 10.4 | Not readable |
| #6C1B66 text on white | 10.57:1 | AAA | Lc 93.5 | Preferred for body text |
| #6C1B66 text on black | 1.98:1 | Fails | Lc -9.0 | 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
#FCF2FA
oklch(97.1% 0.015 332.2)
-
Step 100
100
#F7E3F4
oklch(93.7% 0.031 330.7)
-
Step 200
200
#F1CBEC
oklch(88.4% 0.061 330.4)
-
Step 300
300
#EAA7E1
oklch(81% 0.109 331.3)
-
Step 400
400
#DC73D1
oklch(70.7% 0.173 331.2)
-
Step 500
500
#D046C5
oklch(63.1% 0.222 331.2)
-
Step 600
600
#BB17B1
oklch(55.6% 0.24 331.3)
-
Step 700
700
#A00098
oklch(49% 0.222 331.1)
-
Step 800
800
#830C7C
oklch(42.8% 0.186 331.2)
-
Step 900
900 (this color)
#6C1B66
oklch(38.6% 0.144 331.2)
-
Step 950
950
#3E113A
oklch(27% 0.09 331.5)
#6C1B66 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) | #143868 | 0.155 |
| Deuteranopia (no green cones) | #344364 | 0.132 |
| Tritanopia (no blue cones) | #71243E | 0.077 |
| Achromatopsia (no color) | #3F3F3F | 0.145 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C1B66
#6C1B66
oklch(38.6% 0.144 331.2)
- #005325
#005325
oklch(38.7% 0.104 151.1)
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 #6C1B66, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Purple #720058 ΔE 0.034
- Velvet #750851 ΔE 0.042
- Grape Purple #5D1451 ΔE 0.049
- Purple #800080 ΔE 0.061
- Red Purple #820747 ΔE 0.071
- Merlot #730039 ΔE 0.078
- Wine #80013F ΔE 0.079
- Plum Purple #4E0550 ΔE 0.084
Use #6C1B66 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.