#A4282D
Closest named color: Brown (#A52A2A). oklch(47.7% 0.16 23.8), rgb(164, 40, 45).
Aa
White text reads best on this color (7.19:1).
About this color
#A4282D is a medium-dark, vivid red. In OKLCH its lightness is 48%, its chroma 0.160 and its hue 24°. Its hue sits on the warm side of the wheel. The nearest named color is Brown (#A52A2A), ΔE 0.006 away. White text reads best on it, at 7.19:1.
| Hue family | Reds |
| Lightness | medium-dark (48%) |
| Chroma | vivid (0.160) |
| Temperature | warm |
| Nearest name | Brown (#A52A2A) |
| Black text | 2.91:1 |
| White text | 7.19:1 |
Values
| HEX | #A4282D |
| RGB | rgb(164, 40, 45) |
| HSL | hsl(358, 61%, 40%) |
| OKLCH | oklch(47.7% 0.16 23.8) |
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 #A4282D | 7.19:1 | AAA | Lc -88.6 | Fine for body text |
| Black text on #A4282D | 2.91:1 | Fails | Lc 20.4 | Dividers and decoration only |
| #A4282D text on white | 7.19:1 | AAA | Lc 83.7 | Fine for body text |
| #A4282D text on black | 2.91:1 | Fails | Lc -18.3 | 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
#FCF3F2
oklch(97.1% 0.01 25.1)
-
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
#E3807B
oklch(70.7% 0.123 23.7)
-
Step 500
500
#D85B59
oklch(63% 0.158 23.6)
-
Step 600
600
#C43C3F
oklch(55.6% 0.173 23.6)
-
Step 700
700 (this color)
#A4282D
oklch(47.7% 0.16 23.8)
-
Step 800
800
#892729
oklch(42.7% 0.133 23.7)
-
Step 900
900
#6E2625
oklch(37.7% 0.103 24.2)
-
Step 950
950
#411716
oklch(27% 0.066 23.9)
#A4282D 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) | #4D462C | 0.173 |
| Deuteranopia (no green cones) | #6C6129 | 0.159 |
| Tritanopia (no blue cones) | #B5002B | 0.039 |
| Achromatopsia (no color) | #575757 | 0.161 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A4282D
#A4282D
oklch(47.7% 0.16 23.8)
- #006A72
#006A72
oklch(47.8% 0.081 203.9)
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 #A4282D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brown #A52A2A ΔE 0.006
- Auburn #9B2226 ΔE 0.023
- Rufous #AE2012 ΔE 0.028
- Brick #A03623 ΔE 0.029
- Firebrick #B22222 ΔE 0.029
- Rust Red #AA2704 ΔE 0.032
- Rouge #AB1239 ΔE 0.032
- Burnt Red #9F2305 ΔE 0.033
Use #A4282D 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.