#A02428
Closest named color: Auburn (#9B2226). oklch(46.6% 0.16 24.5), rgb(160, 36, 40).
Aa
White text reads best on this color (7.56:1).
About this color
#A02428 is a medium-dark, vivid red. In OKLCH its lightness is 47%, its chroma 0.160 and its hue 25°. Its hue sits on the warm side of the wheel. The nearest named color is Auburn (#9B2226), ΔE 0.012 away. White text reads best on it, at 7.56:1.
| Hue family | Reds |
| Lightness | medium-dark (47%) |
| Chroma | vivid (0.160) |
| Temperature | warm |
| Nearest name | Auburn (#9B2226) |
| Black text | 2.77:1 |
| White text | 7.56:1 |
Values
| HEX | #A02428 |
| RGB | rgb(160, 36, 40) |
| HSL | hsl(358, 63%, 38%) |
| OKLCH | oklch(46.6% 0.16 24.5) |
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 #A02428 | 7.56:1 | AAA | Lc -89.8 | Fine for body text |
| Black text on #A02428 | 2.77:1 | Fails | Lc 19.1 | Dividers and decoration only |
| #A02428 text on white | 7.56:1 | AAA | Lc 84.9 | Fine for body text |
| #A02428 text on black | 2.77:1 | Fails | Lc -17.1 | 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
#FCF3F2
oklch(97.1% 0.01 25.1)
-
Step 100
100
#F9E4E2
oklch(93.5% 0.023 24.1)
-
Step 200
200
#F5CFCB
oklch(88.6% 0.043 25.1)
-
Step 300
300
#EFAEA8
oklch(81% 0.077 24.9)
-
Step 400
400
#E3807A
oklch(70.7% 0.123 24.3)
-
Step 500
500
#D85C58
oklch(63.1% 0.157 24.5)
-
Step 600
600
#C43D3D
oklch(55.7% 0.172 24.7)
-
Step 700
700 (this color)
#A02428
oklch(46.6% 0.16 24.5)
-
Step 800
800
#892728
oklch(42.7% 0.133 24.2)
-
Step 900
900
#6E2625
oklch(37.7% 0.103 24.2)
-
Step 950
950
#411716
oklch(27% 0.066 23.9)
#A02428 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) | #4A4327 | 0.173 |
| Deuteranopia (no green cones) | #685E23 | 0.160 |
| Tritanopia (no blue cones) | #B00027 | 0.036 |
| Achromatopsia (no color) | #545454 | 0.161 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A02428
#A02428
oklch(46.6% 0.16 24.5)
- #00666E
#00666E
oklch(46.5% 0.079 204.2)
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 #A02428, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Auburn #9B2226 ΔE 0.012
- Brown #A52A2A ΔE 0.015
- Burnt Red #9F2305 ΔE 0.026
- Carmine #9D0216 ΔE 0.032
- Brick #A03623 ΔE 0.032
- Rufous #AE2012 ΔE 0.033
- Rust Red #AA2704 ΔE 0.035
- Rouge #AB1239 ΔE 0.036
Use #A02428 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.