#A2142D
Closest named color: Auburn (#9B2226). oklch(45.9% 0.173 19.7), rgb(162, 20, 45).
Aa
White text reads best on this color (7.85:1).
About this color
#A2142D is a medium-dark, vivid red. In OKLCH its lightness is 46%, its chroma 0.173 and its hue 20°. Its hue sits on the warm side of the wheel. The nearest named color is Auburn (#9B2226), ΔE 0.022 away. White text reads best on it, at 7.85:1.
| Hue family | Reds |
| Lightness | medium-dark (46%) |
| Chroma | vivid (0.173) |
| Temperature | warm |
| Nearest name | Auburn (#9B2226) |
| Black text | 2.67:1 |
| White text | 7.85:1 |
Values
| HEX | #A2142D |
| RGB | rgb(162, 20, 45) |
| HSL | hsl(349, 78%, 36%) |
| OKLCH | oklch(45.9% 0.173 19.7) |
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 #A2142D | 7.85:1 | AAA | Lc -90.3 | Preferred for body text |
| Black text on #A2142D | 2.67:1 | Fails | Lc 18.6 | Dividers and decoration only |
| #A2142D text on white | 7.85:1 | AAA | Lc 85.4 | Fine for body text |
| #A2142D text on black | 2.67:1 | Fails | Lc -16.6 | 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
#FAE4E3
oklch(93.6% 0.024 20.7)
-
Step 200
200
#F7CECD
oklch(88.6% 0.046 19.7)
-
Step 300
300
#F2ABAB
oklch(80.9% 0.084 19.1)
-
Step 400
400
#E87C7E
oklch(70.8% 0.133 19.9)
-
Step 500
500
#DD555E
oklch(63.1% 0.17 19.5)
-
Step 600
600
#C93344
oklch(55.7% 0.186 19.8)
-
Step 700
700 (this color)
#A2142D
oklch(45.9% 0.173 19.7)
-
Step 800
800
#8D202D
oklch(42.8% 0.144 19.6)
-
Step 900
900
#712228
oklch(37.7% 0.111 20)
-
Step 950
950
#431518
oklch(27.1% 0.071 19.4)
#A2142D 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) | #443F2D | 0.191 |
| Deuteranopia (no green cones) | #665C28 | 0.174 |
| Tritanopia (no blue cones) | #B30020 | 0.036 |
| Achromatopsia (no color) | #525252 | 0.174 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A2142D
#A2142D
oklch(45.9% 0.173 19.7)
- #006569
#006569
oklch(46% 0.078 199.6)
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 #A2142D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Auburn #9B2226 ΔE 0.022
- Rouge #AB1239 ΔE 0.024
- Carmine #9D0216 ΔE 0.027
- Cranberry #9E003A ΔE 0.029
- Brown #A52A2A ΔE 0.030
- Deep Red #9A0200 ΔE 0.040
- Burnt Red #9F2305 ΔE 0.041
- Blood Red #980002 ΔE 0.043
Use #A2142D 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.