#A43757
Closest named color: Light Burgundy (#A8415B). oklch(50.2% 0.145 6.1), rgb(164, 55, 87).
Aa
White text reads best on this color (6.43:1).
About this color
#A43757 is a medium-dark, vivid red. In OKLCH its lightness is 50%, its chroma 0.145 and its hue 6°. Its hue sits on the warm side of the wheel. The nearest named color is Light Burgundy (#A8415B), ΔE 0.022 away. White text reads best on it, at 6.43:1.
| Hue family | Reds |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.145) |
| Temperature | warm |
| Nearest name | Light Burgundy (#A8415B) |
| Black text | 3.26:1 |
| White text | 6.43:1 |
Values
| HEX | #A43757 |
| RGB | rgb(164, 55, 87) |
| HSL | hsl(342, 50%, 43%) |
| OKLCH | oklch(50.2% 0.145 6.1) |
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 #A43757 | 6.43:1 | AA | Lc -86.2 | Fine for body text |
| Black text on #A43757 | 3.26:1 | AA large text | Lc 22.9 | Dividers and decoration only |
| #A43757 text on white | 6.43:1 | AA | Lc 81.1 | Fine for body text |
| #A43757 text on black | 3.26:1 | AA large text | Lc -20.8 | 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
#FCF3F4
oklch(97.1% 0.01 9.5)
-
Step 100
100
#F7E5E8
oklch(93.7% 0.02 6)
-
Step 200
200
#F1CFD5
oklch(88.5% 0.039 5.9)
-
Step 300
300
#E9AEB9
oklch(80.8% 0.07 6.4)
-
Step 400
400
#DC8296
oklch(70.8% 0.113 6)
-
Step 500
500
#CF5F7C
oklch(63% 0.144 5.9)
-
Step 600
600
#BA4365
oklch(55.6% 0.155 6.1)
-
Step 700
700 (this color)
#A43757
oklch(50.2% 0.145 6.1)
-
Step 800
800
#822C45
oklch(42.7% 0.12 5.9)
-
Step 900
900
#69293A
oklch(37.8% 0.093 6.1)
-
Step 950
950
#3E1922
oklch(27.1% 0.059 6.5)
#A43757 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) | #4F5158 | 0.161 |
| Deuteranopia (no green cones) | #6B6654 | 0.147 |
| Tritanopia (no blue cones) | #B22744 | 0.038 |
| Achromatopsia (no color) | #5E5E5E | 0.147 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A43757
#A43757
oklch(50.2% 0.145 6.1)
- #00746B
#00746B
oklch(50.3% 0.088 185.5)
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 #A43757, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Burgundy #A8415B ΔE 0.022
- Light Maroon #A24857 ΔE 0.035
- Dark Rose #B5485D ΔE 0.052
- Rouge #AB1239 ΔE 0.052
- Raspberry #B00149 ΔE 0.052
- Brown #A52A2A ΔE 0.058
- Violet Red #A50055 ΔE 0.059
- Berry #990F4B ΔE 0.062
Use #A43757 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.