#6F1D21
Closest named color: Reddy Brown (#6E1005). oklch(36.6% 0.115 22.3), rgb(111, 29, 33).
Aa
White text reads best on this color (11.20:1).
About this color
#6F1D21 is a dark, moderately saturated red. In OKLCH its lightness is 37%, its chroma 0.115 and its hue 22°. Its hue sits on the warm side of the wheel. The nearest named color is Reddy Brown (#6E1005), ΔE 0.029 away. White text reads best on it, at 11.20:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.115) |
| Temperature | warm |
| Nearest name | Reddy Brown (#6E1005) |
| Black text | 1.87:1 |
| White text | 11.20:1 |
Values
| HEX | #6F1D21 |
| RGB | rgb(111, 29, 33) |
| HSL | hsl(357, 59%, 27%) |
| OKLCH | oklch(36.6% 0.115 22.3) |
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 #6F1D21 | 11.20:1 | AAA | Lc -98.8 | Preferred for body text |
| Black text on #6F1D21 | 1.87:1 | Fails | Lc 9.0 | Not readable |
| #6F1D21 text on white | 11.20:1 | AAA | Lc 94.9 | Preferred for body text |
| #6F1D21 text on black | 1.87:1 | Fails | Lc -7.7 | 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
#FDF3F2
oklch(97.2% 0.011 24.3)
-
Step 100
100
#FAE4E2
oklch(93.6% 0.024 23.9)
-
Step 200
200
#F8CDCB
oklch(88.5% 0.049 21.2)
-
Step 300
300
#F3ABA7
oklch(80.9% 0.085 22.7)
-
Step 400
400
#EA7B79
oklch(70.8% 0.138 22.2)
-
Step 500
500
#E05356
oklch(63.1% 0.176 22.4)
-
Step 600
600
#CB2F3B
oklch(55.5% 0.191 22.4)
-
Step 700
700
#AF1F2E
oklch(49.1% 0.178 22.2)
-
Step 800
800
#8E1E27
oklch(42.7% 0.147 22.2)
-
Step 900
900 (this color)
#6F1D21
oklch(36.6% 0.115 22.3)
-
Step 950
950
#431515
oklch(27% 0.072 23.2)
#6F1D21 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) | #343020 | 0.124 |
| Deuteranopia (no green cones) | #48411F | 0.114 |
| Tritanopia (no blue cones) | #7A041F | 0.031 |
| Achromatopsia (no color) | #3B3B3B | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6F1D21
#6F1D21
oklch(36.6% 0.115 22.3)
- #00484D
#00484D
oklch(36.6% 0.062 202.7)
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 #6F1D21, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddy Brown #6E1005 ΔE 0.029
- Wine Red #7B0323 ΔE 0.034
- Blood #770001 ΔE 0.036
- Claret #680018 ΔE 0.043
- Bordeaux #7B002C ΔE 0.043
- Chestnut #742802 ΔE 0.043
- Maroon #800000 ΔE 0.044
- Merlot #730039 ΔE 0.058
Use #6F1D21 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.