#6C2520
Closest named color: Chestnut (#742802). oklch(37.1% 0.102 27.2), rgb(108, 37, 32).
Aa
White text reads best on this color (10.91:1).
About this color
#6C2520 is a dark, moderately saturated red. In OKLCH its lightness is 37%, its chroma 0.102 and its hue 27°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.034 away. White text reads best on it, at 10.91:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.102) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 1.92:1 |
| White text | 10.91:1 |
Values
| HEX | #6C2520 |
| RGB | rgb(108, 37, 32) |
| HSL | hsl(4, 54%, 27%) |
| OKLCH | oklch(37.1% 0.102 27.2) |
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 #6C2520 | 10.91:1 | AAA | Lc -98.5 | Preferred for body text |
| Black text on #6C2520 | 1.92:1 | Fails | Lc 9.3 | Not readable |
| #6C2520 text on white | 10.91:1 | AAA | Lc 94.6 | Preferred for body text |
| #6C2520 text on black | 1.92:1 | Fails | Lc -8.0 | 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
#FCF3F2
oklch(97.1% 0.01 25.1)
-
Step 100
100
#F9E5E2
oklch(93.7% 0.022 27.8)
-
Step 200
200
#F4CFCA
oklch(88.5% 0.042 27)
-
Step 300
300
#EEAEA6
oklch(80.8% 0.076 26.9)
-
Step 400
400
#E38176
oklch(70.7% 0.123 27.3)
-
Step 500
500
#D85D53
oklch(63.1% 0.157 27.1)
-
Step 600
600
#C33E37
oklch(55.5% 0.171 27.2)
-
Step 700
700
#A82F29
oklch(49.1% 0.158 27.5)
-
Step 800
800
#892923
oklch(42.8% 0.132 27.6)
-
Step 900
900 (this color)
#6C2520
oklch(37.1% 0.102 27.2)
-
Step 950
950
#411814
oklch(27.1% 0.065 27.8)
#6C2520 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) | #38331F | 0.108 |
| Deuteranopia (no green cones) | #4A421E | 0.098 |
| Tritanopia (no blue cones) | #771524 | 0.034 |
| Achromatopsia (no color) | #3D3D3D | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C2520
#6C2520
oklch(37.1% 0.102 27.2)
- #004951
#004951
oklch(37.1% 0.064 207.3)
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 #6C2520, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.034
- Reddy Brown #6E1005 ΔE 0.035
- Blood #770001 ΔE 0.046
- Wine Red #7B0323 ΔE 0.049
- Maroon #800000 ΔE 0.053
- Claret #680018 ΔE 0.055
- Purple Brown #673A3F ΔE 0.055
- Bordeaux #7B002C ΔE 0.058
Use #6C2520 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.