#A63353
Closest named color: Light Burgundy (#A8415B). oklch(50% 0.152 7.8), rgb(166, 51, 83).
Aa
White text reads best on this color (6.52:1).
About this color
#A63353 is a medium-dark, vivid red. In OKLCH its lightness is 50%, its chroma 0.152 and its hue 8°. Its hue sits on the warm side of the wheel. The nearest named color is Light Burgundy (#A8415B), ΔE 0.027 away. White text reads best on it, at 6.52:1.
| Hue family | Reds |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.152) |
| Temperature | warm |
| Nearest name | Light Burgundy (#A8415B) |
| Black text | 3.21:1 |
| White text | 6.52:1 |
Values
| HEX | #A63353 |
| RGB | rgb(166, 51, 83) |
| HSL | hsl(343, 53%, 43%) |
| OKLCH | oklch(50% 0.152 7.8) |
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 #A63353 | 6.52:1 | AA | Lc -86.5 | Fine for body text |
| Black text on #A63353 | 3.21:1 | AA large text | Lc 22.7 | Dividers and decoration only |
| #A63353 text on white | 6.52:1 | AA | Lc 81.4 | Fine for body text |
| #A63353 text on black | 3.21:1 | AA large text | Lc -20.5 | 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
#F7E4E7
oklch(93.5% 0.021 6.6)
-
Step 200
200
#F2CFD4
oklch(88.5% 0.04 8.2)
-
Step 300
300
#EBADB8
oklch(80.8% 0.074 7.1)
-
Step 400
400
#DE8093
oklch(70.6% 0.117 7.5)
-
Step 500
500
#D25D78
oklch(63.1% 0.149 8)
-
Step 600
600
#BD3F61
oklch(55.5% 0.163 7.8)
-
Step 700
700 (this color)
#A63353
oklch(50% 0.152 7.8)
-
Step 800
800
#842942
oklch(42.6% 0.125 7.6)
-
Step 900
900
#6B2738
oklch(37.8% 0.098 7.6)
-
Step 950
950
#3F1821
oklch(27.1% 0.062 7.7)
#A63353 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) | #4D4F54 | 0.169 |
| Deuteranopia (no green cones) | #6C6650 | 0.154 |
| Tritanopia (no blue cones) | #B51F40 | 0.039 |
| Achromatopsia (no color) | #5E5E5E | 0.153 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A63353
#A63353
oklch(50% 0.152 7.8)
- #00736C
#00736C
oklch(50% 0.087 187.4)
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 #A63353, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Burgundy #A8415B ΔE 0.027
- Light Maroon #A24857 ΔE 0.040
- Rouge #AB1239 ΔE 0.044
- Raspberry #B00149 ΔE 0.045
- Brown #A52A2A ΔE 0.053
- Dark Rose #B5485D ΔE 0.054
- Violet Red #A50055 ΔE 0.055
- Rose Red #BE013C ΔE 0.058
Use #A63353 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.