#6C1F28
Closest named color: Reddy Brown (#6E1005). oklch(36.4% 0.109 17.8), rgb(108, 31, 40).
Aa
White text reads best on this color (11.26:1).
About this color
#6C1F28 is a dark, moderately saturated red. In OKLCH its lightness is 36%, its chroma 0.109 and its hue 18°. Its hue sits on the warm side of the wheel. The nearest named color is Reddy Brown (#6E1005), ΔE 0.037 away. White text reads best on it, at 11.26:1.
| Hue family | Reds |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.109) |
| Temperature | warm |
| Nearest name | Reddy Brown (#6E1005) |
| Black text | 1.86:1 |
| White text | 11.26:1 |
Values
| HEX | #6C1F28 |
| RGB | rgb(108, 31, 40) |
| HSL | hsl(353, 55%, 27%) |
| OKLCH | oklch(36.4% 0.109 17.8) |
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 #6C1F28 | 11.26:1 | AAA | Lc -99.0 | Preferred for body text |
| Black text on #6C1F28 | 1.86:1 | Fails | Lc 8.8 | Not readable |
| #6C1F28 text on white | 11.26:1 | AAA | Lc 95.1 | Preferred for body text |
| #6C1F28 text on black | 1.86:1 | 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
#FDF3F3
oklch(97.2% 0.011 17.3)
-
Step 100
100
#F9E4E4
oklch(93.6% 0.023 17.6)
-
Step 200
200
#F6CECE
oklch(88.6% 0.045 18)
-
Step 300
300
#F1ACAD
oklch(81% 0.081 18)
-
Step 400
400
#E67D82
oklch(70.7% 0.13 17.9)
-
Step 500
500
#DC5663
oklch(63.1% 0.168 17.5)
-
Step 600
600
#C7354A
oklch(55.6% 0.182 17.6)
-
Step 700
700
#AB263B
oklch(49.1% 0.168 17.8)
-
Step 800
800
#8B2231
oklch(42.7% 0.14 17.7)
-
Step 900
900 (this color)
#6C1F28
oklch(36.4% 0.109 17.8)
-
Step 950
950
#421619
oklch(27.1% 0.068 18.8)
#6C1F28 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) | #333028 | 0.119 |
| Deuteranopia (no green cones) | #464126 | 0.111 |
| Tritanopia (no blue cones) | #770D23 | 0.029 |
| Achromatopsia (no color) | #3B3B3B | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C1F28
#6C1F28
oklch(36.4% 0.109 17.8)
- #00484A
#00484A
oklch(36.5% 0.062 198)
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 #6C1F28, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddy Brown #6E1005 ΔE 0.037
- Wine Red #7B0323 ΔE 0.038
- Claret #680018 ΔE 0.043
- Bordeaux #7B002C ΔE 0.043
- Blood #770001 ΔE 0.046
- Chestnut #742802 ΔE 0.052
- Merlot #730039 ΔE 0.053
- Maroon #800000 ΔE 0.054
Use #6C1F28 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.