#6C2837
Closest named color: Purple Brown (#673A3F). oklch(38% 0.098 9.4), rgb(108, 40, 55).
Aa
White text reads best on this color (10.51:1).
About this color
#6C2837 is a dark, moderately saturated red. In OKLCH its lightness is 38%, its chroma 0.098 and its hue 9°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.042 away. White text reads best on it, at 10.51:1.
| Hue family | Reds |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.098) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 1.99:1 |
| White text | 10.51:1 |
Values
| HEX | #6C2837 |
| RGB | rgb(108, 40, 55) |
| HSL | hsl(347, 46%, 29%) |
| OKLCH | oklch(38% 0.098 9.4) |
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 #6C2837 | 10.51:1 | AAA | Lc -97.9 | Preferred for body text |
| Black text on #6C2837 | 1.99:1 | Fails | Lc 10.1 | Not readable |
| #6C2837 text on white | 10.51:1 | AAA | Lc 93.8 | Preferred for body text |
| #6C2837 text on black | 1.99:1 | Fails | Lc -8.7 | 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
#FCF3F4
oklch(97.1% 0.01 9.5)
-
Step 100
100
#F8E4E7
oklch(93.6% 0.022 7.2)
-
Step 200
200
#F3CFD3
oklch(88.6% 0.041 10.4)
-
Step 300
300
#EBADB6
oklch(80.8% 0.073 9.2)
-
Step 400
400
#DF8091
oklch(70.7% 0.118 9.1)
-
Step 500
500
#D35D76
oklch(63.2% 0.15 9.3)
-
Step 600
600
#BE3F5E
oklch(55.6% 0.163 9.5)
-
Step 700
700
#A3304E
oklch(49% 0.151 9.2)
-
Step 800
800
#852940
oklch(42.7% 0.126 9.2)
-
Step 900
900 (this color)
#6C2837
oklch(38% 0.098 9.4)
-
Step 950
950
#3F1820
oklch(27.1% 0.061 9.3)
#6C2837 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) | #363737 | 0.109 |
| Deuteranopia (no green cones) | #484435 | 0.099 |
| Tritanopia (no blue cones) | #761F2E | 0.025 |
| Achromatopsia (no color) | #3F3F3F | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C2837
#6C2837
oklch(38% 0.098 9.4)
- #004D4A
#004D4A
oklch(37.9% 0.065 190.3)
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 #6C2837, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.042
- Wine Red #7B0323 ΔE 0.052
- Bordeaux #7B002C ΔE 0.052
- Merlot #730039 ΔE 0.055
- Reddy Brown #6E1005 ΔE 0.061
- Wine #80013F ΔE 0.062
- Chestnut #742802 ΔE 0.062
- Claret #680018 ΔE 0.065
Use #6C2837 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.