#A4342D
Closest named color: Brick (#A03623). oklch(49% 0.149 27.5), rgb(164, 52, 45).
Aa
White text reads best on this color (6.75:1).
About this color
#A4342D is a medium-dark, vivid red. In OKLCH its lightness is 49%, its chroma 0.149 and its hue 28°. Its hue sits on the warm side of the wheel. The nearest named color is Brick (#A03623), ΔE 0.014 away. White text reads best on it, at 6.75:1.
| Hue family | Reds |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.149) |
| Temperature | warm |
| Nearest name | Brick (#A03623) |
| Black text | 3.10:1 |
| White text | 6.75:1 |
Values
| HEX | #A4342D |
| RGB | rgb(164, 52, 45) |
| HSL | hsl(4, 57%, 41%) |
| OKLCH | oklch(49% 0.149 27.5) |
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 #A4342D | 6.75:1 | AA | Lc -87.4 | Fine for body text |
| Black text on #A4342D | 3.10:1 | AA large text | Lc 21.7 | Dividers and decoration only |
| #A4342D text on white | 6.75:1 | AA | Lc 82.3 | Fine for body text |
| #A4342D text on black | 3.10:1 | AA large text | Lc -19.6 | 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
#FCF3F2
oklch(97.1% 0.01 25.1)
-
Step 100
100
#F8E5E2
oklch(93.6% 0.021 28.3)
-
Step 200
200
#F3D0CB
oklch(88.6% 0.04 27.5)
-
Step 300
300
#ECAFA7
oklch(80.8% 0.073 27.2)
-
Step 400
400
#DF8378
oklch(70.6% 0.115 27.6)
-
Step 500
500
#D46156
oklch(63.2% 0.147 27.6)
-
Step 600
600
#BF443B
oklch(55.6% 0.16 27.6)
-
Step 700
700 (this color)
#A4342D
oklch(49% 0.149 27.5)
-
Step 800
800
#852D26
oklch(42.6% 0.122 27.9)
-
Step 900
900
#6C2924
oklch(37.7% 0.097 27)
-
Step 950
950
#3F1915
oklch(26.9% 0.06 27.9)
#A4342D 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) | #534C2B | 0.159 |
| Deuteranopia (no green cones) | #6F6429 | 0.145 |
| Tritanopia (no blue cones) | #B41333 | 0.047 |
| Achromatopsia (no color) | #5B5B5B | 0.150 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A4342D
#A4342D
oklch(49% 0.149 27.5)
- #006D79
#006D79
oklch(48.9% 0.084 208)
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 #A4342D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brick #A03623 ΔE 0.014
- Brown #A52A2A ΔE 0.015
- Rust Red #AA2704 ΔE 0.030
- Rusty Red #AF2F0D ΔE 0.030
- Rufous #AE2012 ΔE 0.031
- Firebrick #B22222 ΔE 0.032
- Russet #A13905 ΔE 0.034
- Burnt Red #9F2305 ΔE 0.037
Use #A4342D 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.