#A1223A
Closest named color: Rouge (#AB1239). oklch(46.9% 0.162 16.1), rgb(161, 34, 58).
Aa
White text reads best on this color (7.48:1).
About this color
#A1223A is a medium-dark, vivid red. In OKLCH its lightness is 47%, its chroma 0.162 and its hue 16°. Its hue sits on the warm side of the wheel. The nearest named color is Rouge (#AB1239), ΔE 0.022 away. White text reads best on it, at 7.48:1.
| Hue family | Reds |
| Lightness | medium-dark (47%) |
| Chroma | vivid (0.162) |
| Temperature | warm |
| Nearest name | Rouge (#AB1239) |
| Black text | 2.80:1 |
| White text | 7.48:1 |
Values
| HEX | #A1223A |
| RGB | rgb(161, 34, 58) |
| HSL | hsl(349, 65%, 38%) |
| OKLCH | oklch(46.9% 0.162 16.1) |
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 #A1223A | 7.48:1 | AAA | Lc -89.5 | Fine for body text |
| Black text on #A1223A | 2.80:1 | Fails | Lc 19.4 | Dividers and decoration only |
| #A1223A text on white | 7.48:1 | AAA | Lc 84.6 | Fine for body text |
| #A1223A text on black | 2.80:1 | Fails | Lc -17.4 | 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
#FCF3F3
oklch(97.1% 0.01 17.3)
-
Step 100
100
#F9E4E5
oklch(93.6% 0.023 14.3)
-
Step 200
200
#F5CECF
oklch(88.5% 0.044 16.3)
-
Step 300
300
#EFACAF
oklch(80.8% 0.079 16)
-
Step 400
400
#E47E86
oklch(70.7% 0.126 15.8)
-
Step 500
500
#D85968
oklch(63% 0.16 15.8)
-
Step 600
600
#C43A4F
oklch(55.7% 0.174 16.3)
-
Step 700
700 (this color)
#A1223A
oklch(46.9% 0.162 16.1)
-
Step 800
800
#892535
oklch(42.7% 0.134 16)
-
Step 900
900
#6E252E
oklch(37.7% 0.104 16.3)
-
Step 950
950
#41171B
oklch(27.1% 0.065 16.8)
#A1223A 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) | #47443A | 0.179 |
| Deuteranopia (no green cones) | #675E36 | 0.164 |
| Tritanopia (no blue cones) | #B1002C | 0.036 |
| Achromatopsia (no color) | #555555 | 0.163 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A1223A
#A1223A
oklch(46.9% 0.162 16.1)
- #006869
#006869
oklch(46.9% 0.08 195.9)
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 #A1223A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rouge #AB1239 ΔE 0.022
- Auburn #9B2226 ΔE 0.028
- Brown #A52A2A ΔE 0.029
- Cranberry #9E003A ΔE 0.031
- Carmine #9D0216 ΔE 0.043
- Raspberry #B00149 ΔE 0.043
- Berry #990F4B ΔE 0.045
- Firebrick #B22222 ΔE 0.046
Use #A1223A 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.