#6F2121
Closest named color: Reddy Brown (#6E1005). oklch(37.1% 0.111 24.3), rgb(111, 33, 33).
Aa
White text reads best on this color (10.96:1).
About this color
#6F2121 is a dark, moderately saturated red. In OKLCH its lightness is 37%, its chroma 0.111 and its hue 24°. Its hue sits on the warm side of the wheel. The nearest named color is Reddy Brown (#6E1005), ΔE 0.032 away. White text reads best on it, at 10.96:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.111) |
| Temperature | warm |
| Nearest name | Reddy Brown (#6E1005) |
| Black text | 1.91:1 |
| White text | 10.96:1 |
Values
| HEX | #6F2121 |
| RGB | rgb(111, 33, 33) |
| HSL | hsl(0, 54%, 28%) |
| OKLCH | oklch(37.1% 0.111 24.3) |
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 #6F2121 | 10.96:1 | AAA | Lc -98.5 | Preferred for body text |
| Black text on #6F2121 | 1.91:1 | Fails | Lc 9.4 | Not readable |
| #6F2121 text on white | 10.96:1 | AAA | Lc 94.5 | Preferred for body text |
| #6F2121 text on black | 1.91:1 | Fails | Lc -8.1 | 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
#FDF3F2
oklch(97.2% 0.011 24.3)
-
Step 100
100
#FAE4E2
oklch(93.6% 0.024 23.9)
-
Step 200
200
#F6CECA
oklch(88.4% 0.046 24.8)
-
Step 300
300
#F2ACA6
oklch(80.9% 0.083 24.6)
-
Step 400
400
#E87D77
oklch(70.8% 0.133 24.3)
-
Step 500
500
#DD5754
oklch(63.1% 0.169 24.5)
-
Step 600
600
#C93539
oklch(55.7% 0.185 24.2)
-
Step 700
700
#AD252B
oklch(49.1% 0.172 24.3)
-
Step 800
800
#8C2225
oklch(42.6% 0.141 24.2)
-
Step 900
900 (this color)
#6F2121
oklch(37.1% 0.111 24.3)
-
Step 950
950
#431615
oklch(27.1% 0.07 24.2)
#6F2121 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) | #363220 | 0.119 |
| Deuteranopia (no green cones) | #4A431F | 0.110 |
| Tritanopia (no blue cones) | #7A0D22 | 0.032 |
| Achromatopsia (no color) | #3C3C3C | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6F2121
#6F2121
oklch(37.1% 0.111 24.3)
- #00494F
#00494F
oklch(37% 0.063 204.2)
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 #6F2121, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddy Brown #6E1005 ΔE 0.032
- Chestnut #742802 ΔE 0.038
- Wine Red #7B0323 ΔE 0.040
- Blood #770001 ΔE 0.040
- Maroon #800000 ΔE 0.046
- Bordeaux #7B002C ΔE 0.048
- Claret #680018 ΔE 0.049
- Purple Brown #673A3F ΔE 0.060
Use #6F2121 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.