#6B1031
Closest named color: Merlot (#730039). oklch(35% 0.125 5.5), rgb(107, 16, 49).
Aa
White text reads best on this color (12.04:1).
About this color
#6B1031 is a dark, moderately saturated red. In OKLCH its lightness is 35%, its chroma 0.125 and its hue 6°. Its hue sits on the warm side of the wheel. The nearest named color is Merlot (#730039), ΔE 0.025 away. White text reads best on it, at 12.04:1.
| Hue family | Reds |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.125) |
| Temperature | warm |
| Nearest name | Merlot (#730039) |
| Black text | 1.74:1 |
| White text | 12.04:1 |
Values
| HEX | #6B1031 |
| RGB | rgb(107, 16, 49) |
| HSL | hsl(338, 74%, 24%) |
| OKLCH | oklch(35% 0.125 5.5) |
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 #6B1031 | 12.04:1 | AAA | Lc -99.9 | Preferred for body text |
| Black text on #6B1031 | 1.74:1 | Fails | Lc 7.7 | Not readable |
| #6B1031 text on white | 12.04:1 | AAA | Lc 96.2 | Preferred for body text |
| #6B1031 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
#FEF2F4
oklch(97.1% 0.013 5.8)
-
Step 100
100
#FBE3E7
oklch(93.6% 0.027 6.2)
-
Step 200
200
#F9CCD4
oklch(88.6% 0.052 6.2)
-
Step 300
300
#F5A7B8
oklch(80.8% 0.094 5.1)
-
Step 400
400
#EC7493
oklch(70.6% 0.151 5.4)
-
Step 500
500
#E24979
oklch(63.1% 0.191 5.4)
-
Step 600
600
#CD1D62
oklch(55.5% 0.209 5.3)
-
Step 700
700
#B10751
oklch(49.1% 0.194 5.4)
-
Step 800
800
#901142
oklch(42.8% 0.16 5.7)
-
Step 900
900 (this color)
#6B1031
oklch(35% 0.125 5.5)
-
Step 950
950
#441121
oklch(26.9% 0.079 5)
#6B1031 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) | #282B32 | 0.142 |
| Deuteranopia (no green cones) | #403D2F | 0.128 |
| Tritanopia (no blue cones) | #75001F | 0.033 |
| Achromatopsia (no color) | #363636 | 0.126 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B1031
#6B1031
oklch(35% 0.125 5.5)
- #00453F
#00453F
oklch(35.1% 0.062 185.1)
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 #6B1031, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Merlot #730039 ΔE 0.025
- Bordeaux #7B002C ΔE 0.035
- Burgundy #610023 ΔE 0.036
- Claret #680018 ΔE 0.038
- Wine Red #7B0323 ΔE 0.040
- Wine #80013F ΔE 0.050
- Reddy Brown #6E1005 ΔE 0.056
- Velvet #750851 ΔE 0.059
Use #6B1031 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.