#6B1663
Closest named color: Rich Purple (#720058). oklch(37.8% 0.147 332.3), rgb(107, 22, 99).
Aa
White text reads best on this color (10.93:1).
About this color
#6B1663 is a dark, vivid purple. In OKLCH its lightness is 38%, its chroma 0.147 and its hue 332°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Purple (#720058), ΔE 0.028 away. White text reads best on it, at 10.93:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | vivid (0.147) |
| Temperature | in between |
| Nearest name | Rich Purple (#720058) |
| Black text | 1.92:1 |
| White text | 10.93:1 |
Values
| HEX | #6B1663 |
| RGB | rgb(107, 22, 99) |
| HSL | hsl(306, 66%, 25%) |
| OKLCH | oklch(37.8% 0.147 332.3) |
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 #6B1663 | 10.93:1 | AAA | Lc -98.2 | Preferred for body text |
| Black text on #6B1663 | 1.92:1 | Fails | Lc 9.7 | Not readable |
| #6B1663 text on white | 10.93:1 | AAA | Lc 94.2 | Preferred for body text |
| #6B1663 text on black | 1.92:1 | Fails | Lc -8.4 | 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 900.
-
Step 50
50
#FCF2FA
oklch(97.1% 0.015 332.2)
-
Step 100
100
#F7E2F3
oklch(93.5% 0.032 332.1)
-
Step 200
200
#F2CBEB
oklch(88.5% 0.061 332.2)
-
Step 300
300
#EBA6E0
oklch(80.9% 0.11 332.3)
-
Step 400
400
#DE72D0
oklch(70.7% 0.176 332.3)
-
Step 500
500
#D243C4
oklch(63.1% 0.226 332.1)
-
Step 600
600
#BD0DB0
oklch(55.5% 0.245 332.2)
-
Step 700
700
#A10096
oklch(49.1% 0.221 332.1)
-
Step 800
800
#84057B
oklch(42.6% 0.189 332)
-
Step 900
900 (this color)
#6B1663
oklch(37.8% 0.147 332.3)
-
Step 950
950
#3F103A
oklch(27.1% 0.093 332.3)
#6B1663 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) | #103565 | 0.161 |
| Deuteranopia (no green cones) | #324161 | 0.136 |
| Tritanopia (no blue cones) | #70203B | 0.078 |
| Achromatopsia (no color) | #3D3D3D | 0.148 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B1663
#6B1663
oklch(37.8% 0.147 332.3)
- #005026
#005026
oklch(37.8% 0.099 152.3)
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 #6B1663, closest first.
No curated palette has a color within ΔE 0.04 of #6B1663.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Purple #720058 ΔE 0.028
- Velvet #750851 ΔE 0.039
- Grape Purple #5D1451 ΔE 0.042
- Purple #800080 ΔE 0.064
- Red Purple #820747 ΔE 0.071
- Merlot #730039 ΔE 0.074
- Wine #80013F ΔE 0.077
- Plum Purple #4E0550 ΔE 0.078
Use #6B1663 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.