#A63F54
Closest named color: Light Burgundy (#A8415B). oklch(51.5% 0.136 10.8), rgb(166, 63, 84).
Aa
White text reads best on this color (6.06:1).
About this color
#A63F54 is a medium-dark, moderately saturated red. In OKLCH its lightness is 51%, its chroma 0.136 and its hue 11°. Its hue sits on the warm side of the wheel. The nearest named color is Light Burgundy (#A8415B), ΔE 0.011 away. White text reads best on it, at 6.06:1.
| Hue family | Reds |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.136) |
| Temperature | warm |
| Nearest name | Light Burgundy (#A8415B) |
| Black text | 3.46:1 |
| White text | 6.06:1 |
Values
| HEX | #A63F54 |
| RGB | rgb(166, 63, 84) |
| HSL | hsl(348, 45%, 45%) |
| OKLCH | oklch(51.5% 0.136 10.8) |
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 #A63F54 | 6.06:1 | AA | Lc -84.8 | Fine for body text |
| Black text on #A63F54 | 3.46:1 | AA large text | Lc 24.5 | Dividers and decoration only |
| #A63F54 text on white | 6.06:1 | AA | Lc 79.6 | Fine for body text |
| #A63F54 text on black | 3.46:1 | AA large text | Lc -22.2 | 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
#FBF3F4
oklch(97.1% 0.009 8.5)
-
Step 100
100
#F6E5E7
oklch(93.6% 0.019 9.3)
-
Step 200
200
#F0D0D3
oklch(88.5% 0.036 11.4)
-
Step 300
300
#E8B0B6
oklch(81% 0.066 11.5)
-
Step 400
400
#D98490
oklch(70.6% 0.105 11)
-
Step 500
500
#CD6375
oklch(63.1% 0.135 11.1)
-
Step 600
600
#B8475E
oklch(55.6% 0.147 10.8)
-
Step 700
700 (this color)
#A63F54
oklch(51.5% 0.136 10.8)
-
Step 800
800
#802F40
oklch(42.6% 0.113 10.4)
-
Step 900
900
#682B36
oklch(37.8% 0.088 11.1)
-
Step 950
950
#3D1A20
oklch(27.1% 0.055 10.7)
#A63F54 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) | #565554 | 0.150 |
| Deuteranopia (no green cones) | #706A52 | 0.138 |
| Tritanopia (no blue cones) | #B43047 | 0.034 |
| Achromatopsia (no color) | #626262 | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A63F54
#A63F54
oklch(51.5% 0.136 10.8)
- #007773
#007773
oklch(51.4% 0.089 190.7)
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 #A63F54, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Burgundy #A8415B ΔE 0.011
- Light Maroon #A24857 ΔE 0.018
- Dark Rose #B5485D ΔE 0.038
- Dusty Red #B9484E ΔE 0.047
- Dull Red #BB3F3F ΔE 0.051
- Brown #A52A2A ΔE 0.056
- Rouge #AB1239 ΔE 0.060
- Brick #A03623 ΔE 0.061
Use #A63F54 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.