#6D100C
Closest named color: Reddy Brown (#6E1005). oklch(34.7% 0.127 28.5), rgb(109, 16, 12).
Aa
White text reads best on this color (12.14:1).
About this color
#6D100C is a dark, moderately saturated red. In OKLCH its lightness is 35%, its chroma 0.127 and its hue 29°. Its hue sits on the warm side of the wheel. The nearest named color is Reddy Brown (#6E1005), ΔE 0.006 away. White text reads best on it, at 12.14:1.
| Hue family | Reds |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.127) |
| Temperature | warm |
| Nearest name | Reddy Brown (#6E1005) |
| Black text | 1.72:1 |
| White text | 12.14:1 |
Values
| HEX | #6D100C |
| RGB | rgb(109, 16, 12) |
| HSL | hsl(2, 80%, 24%) |
| OKLCH | oklch(34.7% 0.127 28.5) |
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 #6D100C | 12.14:1 | AAA | Lc -100.0 | Preferred for body text |
| Black text on #6D100C | 1.72:1 | Fails | Lc 7.6 | Not readable |
| #6D100C text on white | 12.14:1 | AAA | Lc 96.3 | Preferred for body text |
| #6D100C text on black | 1.72:1 | 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
#FEF2F1
oklch(97% 0.013 23.2)
-
Step 100
100
#FCE3E0
oklch(93.5% 0.028 25.9)
-
Step 200
200
#FACDC6
oklch(88.5% 0.052 28.5)
-
Step 300
300
#F8A99E
oklch(80.8% 0.095 28.1)
-
Step 400
400
#F07768
oklch(70.6% 0.152 28.7)
-
Step 500
500
#E74B3F
oklch(63% 0.194 28.3)
-
Step 600
600
#D3201B
oklch(55.6% 0.212 28.5)
-
Step 700
700
#B60A0B
oklch(49.1% 0.197 28.6)
-
Step 800
800
#94120F
oklch(42.7% 0.163 28.5)
-
Step 900
900 (this color)
#6D100C
oklch(34.7% 0.127 28.5)
-
Step 950
950
#46120E
oklch(27% 0.081 28.1)
#6D100C 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) | #2F290A | 0.137 |
| Deuteranopia (no green cones) | #453D07 | 0.125 |
| Tritanopia (no blue cones) | #790011 | 0.028 |
| Achromatopsia (no color) | #363636 | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6D100C
#6D100C
oklch(34.7% 0.127 28.5)
- #00424A
#00424A
oklch(34.7% 0.06 208.4)
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 #6D100C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddy Brown #6E1005 ΔE 0.006
- Blood #770001 ΔE 0.022
- Claret #680018 ΔE 0.030
- Maroon #800000 ΔE 0.041
- Wine Red #7B0323 ΔE 0.042
- Chestnut #742802 ΔE 0.049
- Burgundy #610023 ΔE 0.052
- Bordeaux #7B002C ΔE 0.053
Use #6D100C 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.