#6C271F
Closest named color: Chestnut (#742802). oklch(37.3% 0.1 29.3), rgb(108, 39, 31).
Aa
White text reads best on this color (10.78:1).
About this color
#6C271F is a dark, moderately saturated red. In OKLCH its lightness is 37%, its chroma 0.100 and its hue 29°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.030 away. White text reads best on it, at 10.78:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.100) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 1.94:1 |
| White text | 10.78:1 |
Values
| HEX | #6C271F |
| RGB | rgb(108, 39, 31) |
| HSL | hsl(6, 55%, 27%) |
| OKLCH | oklch(37.3% 0.1 29.3) |
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 #6C271F | 10.78:1 | AAA | Lc -98.3 | Preferred for body text |
| Black text on #6C271F | 1.94:1 | Fails | Lc 9.6 | Not readable |
| #6C271F text on white | 10.78:1 | AAA | Lc 94.3 | Preferred for body text |
| #6C271F text on black | 1.94:1 | Fails | Lc -8.3 | 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
#FCF3F1
oklch(97.1% 0.01 32.5)
-
Step 100
100
#F8E5E1
oklch(93.6% 0.022 31.8)
-
Step 200
200
#F4CFC9
oklch(88.4% 0.043 28.8)
-
Step 300
300
#EDAFA5
oklch(80.9% 0.075 29.1)
-
Step 400
400
#E28274
oklch(70.7% 0.121 29.2)
-
Step 500
500
#D65F50
oklch(63.1% 0.153 29.3)
-
Step 600
600
#C24134
oklch(55.7% 0.167 29.2)
-
Step 700
700
#A73126
oklch(49.1% 0.156 29.2)
-
Step 800
800
#882A21
oklch(42.7% 0.13 29)
-
Step 900
900 (this color)
#6C271F
oklch(37.3% 0.1 29.3)
-
Step 950
950
#401813
oklch(26.9% 0.064 29.2)
#6C271F 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) | #39341E | 0.105 |
| Deuteranopia (no green cones) | #4B431D | 0.096 |
| Tritanopia (no blue cones) | #771825 | 0.035 |
| Achromatopsia (no color) | #3D3D3D | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C271F
#6C271F
oklch(37.3% 0.1 29.3)
- #004A53
#004A53
oklch(37.4% 0.064 208.7)
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 #6C271F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.030
- Reddy Brown #6E1005 ΔE 0.038
- Blood #770001 ΔE 0.049
- Wine Red #7B0323 ΔE 0.053
- Purple Brown #673A3F ΔE 0.053
- Maroon #800000 ΔE 0.054
- Claret #680018 ΔE 0.059
- Bordeaux #7B002C ΔE 0.062
Use #6C271F 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.