#A23C28
Closest named color: Brick (#A03623). oklch(49.6% 0.14 33), rgb(162, 60, 40).
Aa
White text reads best on this color (6.53:1).
About this color
#A23C28 is a medium-dark, moderately saturated red. In OKLCH its lightness is 50%, its chroma 0.140 and its hue 33°. Its hue sits on the warm side of the wheel. The nearest named color is Brick (#A03623), ΔE 0.013 away. White text reads best on it, at 6.53:1.
| Hue family | Reds |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.140) |
| Temperature | warm |
| Nearest name | Brick (#A03623) |
| Black text | 3.21:1 |
| White text | 6.53:1 |
Values
| HEX | #A23C28 |
| RGB | rgb(162, 60, 40) |
| HSL | hsl(10, 60%, 40%) |
| OKLCH | oklch(49.6% 0.14 33) |
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 #A23C28 | 6.53:1 | AA | Lc -86.7 | Fine for body text |
| Black text on #A23C28 | 3.21:1 | AA large text | Lc 22.5 | Dividers and decoration only |
| #A23C28 text on white | 6.53:1 | AA | Lc 81.6 | Fine for body text |
| #A23C28 text on black | 3.21:1 | AA large text | Lc -20.3 | 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
#FBF3F2
oklch(97% 0.009 26)
-
Step 100
100
#F7E6E2
oklch(93.7% 0.019 33.4)
-
Step 200
200
#F1D1C9
oklch(88.5% 0.038 34.3)
-
Step 300
300
#E9B1A5
oklch(80.9% 0.068 32.3)
-
Step 400
400
#DB8774
oklch(70.7% 0.108 33.5)
-
Step 500
500
#CF6650
oklch(63.1% 0.138 33.2)
-
Step 600
600
#BB4A34
oklch(55.6% 0.151 32.9)
-
Step 700
700 (this color)
#A23C28
oklch(49.6% 0.14 33)
-
Step 800
800
#823121
oklch(42.6% 0.116 33)
-
Step 900
900
#692C20
oklch(37.6% 0.091 32.8)
-
Step 950
950
#3E1B13
oklch(27.1% 0.057 34.1)
#A23C28 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) | #584F25 | 0.144 |
| Deuteranopia (no green cones) | #726625 | 0.131 |
| Tritanopia (no blue cones) | #B22338 | 0.053 |
| Achromatopsia (no color) | #5D5D5D | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A23C28
#A23C28
oklch(49.6% 0.14 33)
- #006E7F
#006E7F
oklch(49.5% 0.087 213.1)
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 #A23C28, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brick #A03623 ΔE 0.013
- Russet #A13905 ΔE 0.023
- Rusty Red #AF2F0D ΔE 0.031
- Burnt Umber #A0450E ΔE 0.031
- Brown #A52A2A ΔE 0.032
- Rust Red #AA2704 ΔE 0.034
- Rufous #AE2012 ΔE 0.041
- Burnt Red #9F2305 ΔE 0.043
Use #A23C28 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.