#6C1666
Closest named color: Rich Purple (#720058). oklch(38.1% 0.15 331.2), rgb(108, 22, 102).
Aa
White text reads best on this color (10.80:1).
About this color
#6C1666 is a dark, vivid purple. In OKLCH its lightness is 38%, its chroma 0.150 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 0.031 away. White text reads best on it, at 10.80:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | vivid (0.150) |
| Temperature | in between |
| Nearest name | Rich Purple (#720058) |
| Black text | 1.94:1 |
| White text | 10.80:1 |
Values
| HEX | #6C1666 |
| RGB | rgb(108, 22, 102) |
| HSL | hsl(304, 66%, 25%) |
| OKLCH | oklch(38.1% 0.15 331.2) |
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 #6C1666 | 10.80:1 | AAA | Lc -97.9 | Preferred for body text |
| Black text on #6C1666 | 1.94:1 | Fails | Lc 10.0 | Not readable |
| #6C1666 text on white | 10.80:1 | AAA | Lc 93.9 | Preferred for body text |
| #6C1666 text on black | 1.94:1 | Fails | Lc -8.7 | 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 900.
-
Step 50
50
#FCF2FA
oklch(97.1% 0.015 332.2)
-
Step 100
100
#F7E2F4
oklch(93.5% 0.033 330.4)
-
Step 200
200
#F2CBEC
oklch(88.5% 0.061 331.3)
-
Step 300
300
#EBA6E2
oklch(81% 0.112 331.2)
-
Step 400
400
#DE71D3
oklch(70.7% 0.18 331.2)
-
Step 500
500
#D241C7
oklch(63% 0.23 331.2)
-
Step 600
600
#BD05B4
oklch(55.6% 0.25 331)
-
Step 700
700
#A00098
oklch(49% 0.222 331.1)
-
Step 800
800
#84017D
oklch(42.6% 0.192 331.2)
-
Step 900
900 (this color)
#6C1666
oklch(38.1% 0.15 331.2)
-
Step 950
950
#3F0F3B
oklch(27% 0.095 331.4)
#6C1666 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) | #0D3668 | 0.164 |
| Deuteranopia (no green cones) | #324264 | 0.138 |
| Tritanopia (no blue cones) | #71213D | 0.080 |
| Achromatopsia (no color) | #3D3D3D | 0.152 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C1666
#6C1666
oklch(38.1% 0.15 331.2)
- #005124
#005124
oklch(38.1% 0.102 151.1)
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 #6C1666, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Purple #720058 ΔE 0.031
- Velvet #750851 ΔE 0.042
- Grape Purple #5D1451 ΔE 0.047
- Purple #800080 ΔE 0.059
- Red Purple #820747 ΔE 0.073
- Merlot #730039 ΔE 0.078
- Wine #80013F ΔE 0.080
- Plum Purple #4E0550 ΔE 0.081
Use #6C1666 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.