#6B1C27
Closest named color: Reddy Brown (#6E1005). oklch(35.9% 0.111 17), rgb(107, 28, 39).
Aa
White text reads best on this color (11.53:1).
About this color
#6B1C27 is a dark, moderately saturated red. In OKLCH its lightness is 36%, its chroma 0.111 and its hue 17°. Its hue sits on the warm side of the wheel. The nearest named color is Reddy Brown (#6E1005), ΔE 0.036 away. White text reads best on it, at 11.53:1.
| Hue family | Reds |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.111) |
| Temperature | warm |
| Nearest name | Reddy Brown (#6E1005) |
| Black text | 1.82:1 |
| White text | 11.53:1 |
Values
| HEX | #6B1C27 |
| RGB | rgb(107, 28, 39) |
| HSL | hsl(352, 59%, 26%) |
| OKLCH | oklch(35.9% 0.111 17) |
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 #6B1C27 | 11.53:1 | AAA | Lc -99.4 | Preferred for body text |
| Black text on #6B1C27 | 1.82:1 | Fails | Lc 8.3 | Not readable |
| #6B1C27 text on white | 11.53:1 | AAA | Lc 95.6 | Preferred for body text |
| #6B1C27 text on black | 1.82:1 | 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
#FDF3F3
oklch(97.2% 0.011 17.3)
-
Step 100
100
#FAE4E4
oklch(93.7% 0.024 17.6)
-
Step 200
200
#F6CDCE
oklch(88.4% 0.046 16.4)
-
Step 300
300
#F2ABAD
oklch(80.9% 0.084 17.2)
-
Step 400
400
#E77B82
oklch(70.6% 0.133 17)
-
Step 500
500
#DD5463
oklch(63% 0.171 17)
-
Step 600
600
#C8324B
oklch(55.5% 0.185 16.7)
-
Step 700
700
#AD233C
oklch(49.2% 0.172 17)
-
Step 800
800
#8C2032
oklch(42.7% 0.143 16.7)
-
Step 900
900 (this color)
#6B1C27
oklch(35.9% 0.111 17)
-
Step 950
950
#42151A
oklch(26.9% 0.07 16.4)
#6B1C27 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) | #312F27 | 0.122 |
| Deuteranopia (no green cones) | #453F25 | 0.112 |
| Tritanopia (no blue cones) | #760721 | 0.029 |
| Achromatopsia (no color) | #393939 | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B1C27
#6B1C27
oklch(35.9% 0.111 17)
- #004648
#004648
oklch(35.8% 0.061 198)
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 #6B1C27, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddy Brown #6E1005 ΔE 0.036
- Claret #680018 ΔE 0.037
- Wine Red #7B0323 ΔE 0.037
- Bordeaux #7B002C ΔE 0.042
- Blood #770001 ΔE 0.044
- Burgundy #610023 ΔE 0.049
- Merlot #730039 ΔE 0.050
- Maroon #800000 ΔE 0.055
Use #6B1C27 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.