#A42E57
Closest named color: Light Burgundy (#A8415B). oklch(49.3% 0.156 3.9), rgb(164, 46, 87).
Aa
White text reads best on this color (6.75:1).
About this color
#A42E57 is a medium-dark, vivid red. In OKLCH its lightness is 49%, its chroma 0.156 and its hue 4°. Its hue sits on the warm side of the wheel. The nearest named color is Light Burgundy (#A8415B), ΔE 0.037 away. White text reads best on it, at 6.75:1.
| Hue family | Reds |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.156) |
| Temperature | warm |
| Nearest name | Light Burgundy (#A8415B) |
| Black text | 3.10:1 |
| White text | 6.75:1 |
Values
| HEX | #A42E57 |
| RGB | rgb(164, 46, 87) |
| HSL | hsl(339, 56%, 41%) |
| OKLCH | oklch(49.3% 0.156 3.9) |
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 #A42E57 | 6.75:1 | AA | Lc -87.3 | Fine for body text |
| Black text on #A42E57 | 3.10:1 | AA large text | Lc 21.8 | Dividers and decoration only |
| #A42E57 text on white | 6.75:1 | AA | Lc 82.2 | Fine for body text |
| #A42E57 text on black | 3.10:1 | AA large text | Lc -19.7 | 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
#FCF3F5
oklch(97.2% 0.01 2)
-
Step 100
100
#F8E4E8
oklch(93.6% 0.022 3.8)
-
Step 200
200
#F3CED6
oklch(88.5% 0.043 3.4)
-
Step 300
300
#ECADBB
oklch(81% 0.076 4.2)
-
Step 400
400
#DF7F98
oklch(70.7% 0.121 3.9)
-
Step 500
500
#D35B7F
oklch(63.1% 0.155 3.8)
-
Step 600
600
#BE3D68
oklch(55.6% 0.168 4)
-
Step 700
700 (this color)
#A42E57
oklch(49.3% 0.156 3.9)
-
Step 800
800
#852747
oklch(42.7% 0.13 3.7)
-
Step 900
900
#6B263B
oklch(37.7% 0.1 4.4)
-
Step 950
950
#3F1723
oklch(27% 0.064 3.5)
#A42E57 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) | #494D58 | 0.174 |
| Deuteranopia (no green cones) | #686454 | 0.159 |
| Tritanopia (no blue cones) | #B21A3F | 0.043 |
| Achromatopsia (no color) | #5B5B5B | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A42E57
#A42E57
oklch(49.3% 0.156 3.9)
- #007167
#007167
oklch(49.3% 0.087 184.2)
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 #A42E57, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Burgundy #A8415B ΔE 0.037
- Raspberry #B00149 ΔE 0.040
- Violet Red #A50055 ΔE 0.043
- Rouge #AB1239 ΔE 0.045
- Berry #990F4B ΔE 0.049
- Dark Fuchsia #9D0759 ΔE 0.050
- Light Maroon #A24857 ΔE 0.050
- Deep Magenta #A0025C ΔE 0.051
Use #A42E57 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.