#A1222B
Closest named color: Auburn (#9B2226). oklch(46.6% 0.162 22.9), rgb(161, 34, 43).
Aa
White text reads best on this color (7.55:1).
About this color
#A1222B is a medium-dark, vivid red. In OKLCH its lightness is 47%, its chroma 0.162 and its hue 23°. Its hue sits on the warm side of the wheel. The nearest named color is Auburn (#9B2226), ΔE 0.014 away. White text reads best on it, at 7.55:1.
| Hue family | Reds |
| Lightness | medium-dark (47%) |
| Chroma | vivid (0.162) |
| Temperature | warm |
| Nearest name | Auburn (#9B2226) |
| Black text | 2.77:1 |
| White text | 7.55:1 |
Values
| HEX | #A1222B |
| RGB | rgb(161, 34, 43) |
| HSL | hsl(356, 65%, 38%) |
| OKLCH | oklch(46.6% 0.162 22.9) |
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 #A1222B | 7.55:1 | AAA | Lc -89.7 | Fine for body text |
| Black text on #A1222B | 2.77:1 | Fails | Lc 19.2 | Dividers and decoration only |
| #A1222B text on white | 7.55:1 | AAA | Lc 84.8 | Fine for body text |
| #A1222B text on black | 2.77:1 | Fails | Lc -17.2 | Dividers and decoration only |
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 700.
-
Step 50
50
#FDF3F2
oklch(97.2% 0.011 24.3)
-
Step 100
100
#F9E4E3
oklch(93.5% 0.023 20.9)
-
Step 200
200
#F5CFCC
oklch(88.6% 0.043 23.3)
-
Step 300
300
#EFADA9
oklch(80.8% 0.078 22.8)
-
Step 400
400
#E47F7B
oklch(70.6% 0.125 23.1)
-
Step 500
500
#D95A5A
oklch(63% 0.16 22.8)
-
Step 600
600
#C53B40
oklch(55.7% 0.174 23)
-
Step 700
700 (this color)
#A1222B
oklch(46.6% 0.162 22.9)
-
Step 800
800
#8A262A
oklch(42.8% 0.135 22.9)
-
Step 900
900
#6F2526
oklch(37.7% 0.105 22.9)
-
Step 950
950
#411717
oklch(27% 0.066 22.5)
#A1222B 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) | #49432A | 0.177 |
| Deuteranopia (no green cones) | #685E27 | 0.162 |
| Tritanopia (no blue cones) | #B10027 | 0.034 |
| Achromatopsia (no color) | #545454 | 0.164 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A1222B
#A1222B
oklch(46.6% 0.162 22.9)
- #00666D
#00666D
oklch(46.5% 0.079 203.1)
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 #A1222B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Auburn #9B2226 ΔE 0.014
- Brown #A52A2A ΔE 0.016
- Burnt Red #9F2305 ΔE 0.031
- Rouge #AB1239 ΔE 0.031
- Carmine #9D0216 ΔE 0.032
- Rufous #AE2012 ΔE 0.034
- Brick #A03623 ΔE 0.036
- Firebrick #B22222 ΔE 0.037
Use #A1222B 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.