#6B1C31
Closest named color: Merlot (#730039). oklch(36.1% 0.112 9), rgb(107, 28, 49).
Aa
White text reads best on this color (11.44:1).
About this color
#6B1C31 is a dark, moderately saturated red. In OKLCH its lightness is 36%, its chroma 0.112 and its hue 9°. Its hue sits on the warm side of the wheel. The nearest named color is Merlot (#730039), ΔE 0.038 away. White text reads best on it, at 11.44:1.
| Hue family | Reds |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.112) |
| Temperature | warm |
| Nearest name | Merlot (#730039) |
| Black text | 1.83:1 |
| White text | 11.44:1 |
Values
| HEX | #6B1C31 |
| RGB | rgb(107, 28, 49) |
| HSL | hsl(344, 59%, 26%) |
| OKLCH | oklch(36.1% 0.112 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 #6B1C31 | 11.44:1 | AAA | Lc -99.3 | Preferred for body text |
| Black text on #6B1C31 | 1.83:1 | Fails | Lc 8.5 | Not readable |
| #6B1C31 text on white | 11.44:1 | AAA | Lc 95.4 | Preferred for body text |
| #6B1C31 text on black | 1.83:1 | 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
#FDF2F4
oklch(97% 0.012 4.7)
-
Step 100
100
#F9E4E6
oklch(93.6% 0.023 11)
-
Step 200
200
#F6CDD3
oklch(88.5% 0.047 8.2)
-
Step 300
300
#F1AAB5
oklch(80.8% 0.085 8.9)
-
Step 400
400
#E67A8F
oklch(70.6% 0.135 8.8)
-
Step 500
500
#DB5374
oklch(63% 0.171 8.6)
-
Step 600
600
#C7315C
oklch(55.7% 0.187 9.1)
-
Step 700
700
#AB214C
oklch(49.1% 0.173 8.8)
-
Step 800
800
#8B1F3E
oklch(42.7% 0.144 9.1)
-
Step 900
900 (this color)
#6B1C31
oklch(36.1% 0.112 9)
-
Step 950
950
#42151F
oklch(27.1% 0.07 9.4)
#6B1C31 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) | #2F3031 | 0.125 |
| Deuteranopia (no green cones) | #443F2F | 0.113 |
| Tritanopia (no blue cones) | #750C24 | 0.029 |
| Achromatopsia (no color) | #3A3A3A | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B1C31
#6B1C31
oklch(36.1% 0.112 9)
- #004844
#004844
oklch(36.2% 0.063 188.5)
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 #6B1C31, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Merlot #730039 ΔE 0.038
- Bordeaux #7B002C ΔE 0.039
- Wine Red #7B0323 ΔE 0.040
- Claret #680018 ΔE 0.044
- Burgundy #610023 ΔE 0.048
- Reddy Brown #6E1005 ΔE 0.050
- Wine #80013F ΔE 0.055
- Blood #770001 ΔE 0.056
Use #6B1C31 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.