#6B221A
Closest named color: Reddy Brown (#6E1005). oklch(36.4% 0.106 29.4), rgb(107, 34, 26).
Aa
White text reads best on this color (11.23:1).
About this color
#6B221A is a dark, moderately saturated red. In OKLCH its lightness is 36%, its chroma 0.106 and its hue 29°. Its hue sits on the warm side of the wheel. The nearest named color is Reddy Brown (#6E1005), ΔE 0.028 away. White text reads best on it, at 11.23:1.
| Hue family | Reds |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.106) |
| Temperature | warm |
| Nearest name | Reddy Brown (#6E1005) |
| Black text | 1.86:1 |
| White text | 11.23:1 |
Values
| HEX | #6B221A |
| RGB | rgb(107, 34, 26) |
| HSL | hsl(6, 61%, 26%) |
| OKLCH | oklch(36.4% 0.106 29.4) |
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 #6B221A | 11.23:1 | AAA | Lc -99.0 | Preferred for body text |
| Black text on #6B221A | 1.86:1 | Fails | Lc 8.8 | Not readable |
| #6B221A text on white | 11.23:1 | AAA | Lc 95.1 | Preferred for body text |
| #6B221A text on black | 1.86:1 | Fails | Lc -7.5 | 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
#FDF3F1
oklch(97.1% 0.011 31.1)
-
Step 100
100
#F9E5E1
oklch(93.7% 0.023 31.1)
-
Step 200
200
#F5CFC8
oklch(88.5% 0.044 30.2)
-
Step 300
300
#F0AEA3
oklch(81% 0.08 29.5)
-
Step 400
400
#E58071
oklch(70.7% 0.127 29.5)
-
Step 500
500
#DA5B4C
oklch(63.1% 0.163 29.2)
-
Step 600
600
#C53C2E
oklch(55.5% 0.176 29.6)
-
Step 700
700
#AA2C21
oklch(49% 0.164 29.3)
-
Step 800
800
#8A271D
oklch(42.7% 0.136 29.5)
-
Step 900
900 (this color)
#6B221A
oklch(36.4% 0.106 29.4)
-
Step 950
950
#411712
oklch(26.9% 0.067 29.1)
#6B221A 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) | #363119 | 0.111 |
| Deuteranopia (no green cones) | #484118 | 0.103 |
| Tritanopia (no blue cones) | #760F21 | 0.037 |
| Achromatopsia (no color) | #3B3B3B | 0.106 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B221A
#6B221A
oklch(36.4% 0.106 29.4)
- #004750
#004750
oklch(36.4% 0.063 209.1)
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 #6B221A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddy Brown #6E1005 ΔE 0.028
- Chestnut #742802 ΔE 0.034
- Blood #770001 ΔE 0.041
- Claret #680018 ΔE 0.049
- Wine Red #7B0323 ΔE 0.050
- Maroon #800000 ΔE 0.050
- Bordeaux #7B002C ΔE 0.059
- Purple Brown #673A3F ΔE 0.063
Use #6B221A 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.