#6B0B40
Closest named color: Merlot (#730039). oklch(35.2% 0.135 353.8), rgb(107, 11, 64).
Aa
White text reads best on this color (12.02:1).
About this color
#6B0B40 is a dark, moderately saturated red. In OKLCH its lightness is 35%, its chroma 0.135 and its hue 354°. Its hue sits on the warm side of the wheel. The nearest named color is Merlot (#730039), ΔE 0.021 away. White text reads best on it, at 12.02:1.
| Hue family | Reds |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.135) |
| Temperature | warm |
| Nearest name | Merlot (#730039) |
| Black text | 1.74:1 |
| White text | 12.02:1 |
Values
| HEX | #6B0B40 |
| RGB | rgb(107, 11, 64) |
| HSL | hsl(327, 81%, 23%) |
| OKLCH | oklch(35.2% 0.135 353.8) |
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 #6B0B40 | 12.02:1 | AAA | Lc -99.8 | Preferred for body text |
| Black text on #6B0B40 | 1.74:1 | Fails | Lc 7.9 | Not readable |
| #6B0B40 text on white | 12.02:1 | AAA | Lc 96.0 | Preferred for body text |
| #6B0B40 text on black | 1.74:1 | Fails | Lc 0.0 | 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
#FDF2F6
oklch(97.1% 0.013 353.1)
-
Step 100
100
#FBE2EB
oklch(93.6% 0.03 353.9)
-
Step 200
200
#F8CADC
oklch(88.4% 0.057 352.9)
-
Step 300
300
#F5A5C5
oklch(80.9% 0.102 354)
-
Step 400
400
#EB71A8
oklch(70.7% 0.161 353.7)
-
Step 500
500
#E14292
oklch(63.1% 0.207 353.9)
-
Step 600
600
#CC0C7D
oklch(55.6% 0.225 353.7)
-
Step 700
700
#AE0069
oklch(49.1% 0.203 353.8)
-
Step 800
800
#8F0556
oklch(42.8% 0.173 353.7)
-
Step 900
900 (this color)
#6B0B40
oklch(35.2% 0.135 353.8)
-
Step 950
950
#440F29
oklch(27% 0.086 354.3)
#6B0B40 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) | #212B41 | 0.153 |
| Deuteranopia (no green cones) | #3C3C3E | 0.134 |
| Tritanopia (no blue cones) | #740025 | 0.048 |
| Achromatopsia (no color) | #363636 | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B0B40
#6B0B40
oklch(35.2% 0.135 353.8)
- #004638
#004638
oklch(35.2% 0.067 173.7)
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 #6B0B40, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Merlot #730039 ΔE 0.021
- Velvet #750851 ΔE 0.035
- Grape Purple #5D1451 ΔE 0.044
- Rich Purple #720058 ΔE 0.045
- Wine #80013F ΔE 0.046
- Bordeaux #7B002C ΔE 0.049
- Red Purple #820747 ΔE 0.052
- Burgundy #610023 ΔE 0.052
Use #6B0B40 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.