#A43550
Closest named color: Light Burgundy (#A8415B). oklch(49.8% 0.147 9.6), rgb(164, 53, 80).
Aa
White text reads best on this color (6.55:1).
About this color
#A43550 is a medium-dark, vivid red. In OKLCH its lightness is 50%, its chroma 0.147 and its hue 10°. Its hue sits on the warm side of the wheel. The nearest named color is Light Burgundy (#A8415B), ΔE 0.026 away. White text reads best on it, at 6.55:1.
| Hue family | Reds |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.147) |
| Temperature | warm |
| Nearest name | Light Burgundy (#A8415B) |
| Black text | 3.20:1 |
| White text | 6.55:1 |
Values
| HEX | #A43550 |
| RGB | rgb(164, 53, 80) |
| HSL | hsl(345, 51%, 43%) |
| OKLCH | oklch(49.8% 0.147 9.6) |
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 #A43550 | 6.55:1 | AA | Lc -86.7 | Fine for body text |
| Black text on #A43550 | 3.20:1 | AA large text | Lc 22.5 | Dividers and decoration only |
| #A43550 text on white | 6.55:1 | AA | Lc 81.6 | Fine for body text |
| #A43550 text on black | 3.20:1 | 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
#FCF3F4
oklch(97.1% 0.01 9.5)
-
Step 100
100
#F7E5E7
oklch(93.7% 0.02 9.8)
-
Step 200
200
#F2CFD3
oklch(88.5% 0.04 10.1)
-
Step 300
300
#EAAEB6
oklch(80.9% 0.071 9.9)
-
Step 400
400
#DD8291
oklch(70.8% 0.113 9.7)
-
Step 500
500
#D15F76
oklch(63.2% 0.145 9.6)
-
Step 600
600
#BC425F
oklch(55.6% 0.158 9.5)
-
Step 700
700 (this color)
#A43550
oklch(49.8% 0.147 9.6)
-
Step 800
800
#832B40
oklch(42.6% 0.121 9.5)
-
Step 900
900
#6A2836
oklch(37.7% 0.095 9.8)
-
Step 950
950
#3E1820
oklch(26.9% 0.06 8.8)
#A43550 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) | #4F4F50 | 0.162 |
| Deuteranopia (no green cones) | #6C664D | 0.150 |
| Tritanopia (no blue cones) | #B32240 | 0.037 |
| Achromatopsia (no color) | #5D5D5D | 0.148 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A43550
#A43550
oklch(49.8% 0.147 9.6)
- #00726D
#00726D
oklch(49.8% 0.086 189.5)
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 #A43550, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Burgundy #A8415B ΔE 0.026
- Light Maroon #A24857 ΔE 0.036
- Rouge #AB1239 ΔE 0.044
- Brown #A52A2A ΔE 0.048
- Raspberry #B00149 ΔE 0.049
- Dark Rose #B5485D ΔE 0.054
- Firebrick #B22222 ΔE 0.059
- Violet Red #A50055 ΔE 0.059
Use #A43550 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.