#6C1648
Closest named color: Velvet (#750851). oklch(36.6% 0.129 349.9), rgb(108, 22, 72).
Aa
White text reads best on this color (11.37:1).
About this color
#6C1648 is a dark, moderately saturated red. In OKLCH its lightness is 37%, its chroma 0.129 and its hue 350°. Its hue sits on the warm side of the wheel. The nearest named color is Velvet (#750851), ΔE 0.027 away. White text reads best on it, at 11.37:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.129) |
| Temperature | warm |
| Nearest name | Velvet (#750851) |
| Black text | 1.84:1 |
| White text | 11.37:1 |
Values
| HEX | #6C1648 |
| RGB | rgb(108, 22, 72) |
| HSL | hsl(325, 66%, 25%) |
| OKLCH | oklch(36.6% 0.129 349.9) |
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 #6C1648 | 11.37:1 | AAA | Lc -99.0 | Preferred for body text |
| Black text on #6C1648 | 1.84:1 | Fails | Lc 8.8 | Not readable |
| #6C1648 text on white | 11.37:1 | AAA | Lc 95.1 | Preferred for body text |
| #6C1648 text on black | 1.84:1 | Fails | Lc -7.5 | 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
#FDF2F7
oklch(97.1% 0.013 347.9)
-
Step 100
100
#FAE3EC
oklch(93.7% 0.028 352)
-
Step 200
200
#F6CBDE
oklch(88.4% 0.054 349.9)
-
Step 300
300
#F1A7C9
oklch(80.9% 0.097 350.3)
-
Step 400
400
#E674AE
oklch(70.7% 0.155 350)
-
Step 500
500
#DB499A
oklch(63.1% 0.198 350)
-
Step 600
600
#C61F85
oklch(55.6% 0.215 349.8)
-
Step 700
700
#AB0A70
oklch(49.2% 0.2 350.2)
-
Step 800
800
#8B125C
oklch(42.8% 0.166 349.8)
-
Step 900
900 (this color)
#6C1648
oklch(36.6% 0.129 349.9)
-
Step 950
950
#42112C
oklch(27% 0.082 350)
#6C1648 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) | #243049 | 0.145 |
| Deuteranopia (no green cones) | #3D3F46 | 0.127 |
| Tritanopia (no blue cones) | #74102D | 0.048 |
| Achromatopsia (no color) | #3A3A3A | 0.130 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C1648
#6C1648
oklch(36.6% 0.129 349.9)
- #004B39
#004B39
oklch(36.7% 0.073 170)
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 #6C1648, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Velvet #750851 ΔE 0.027
- Merlot #730039 ΔE 0.031
- Rich Purple #720058 ΔE 0.039
- Grape Purple #5D1451 ΔE 0.040
- Wine #80013F ΔE 0.045
- Red Purple #820747 ΔE 0.047
- Bordeaux #7B002C ΔE 0.055
- Wine Red #7B0323 ΔE 0.066
Use #6C1648 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.