#A63443#A63443
#A63443 is a mid, vivid red. Relative luminance 0.110; OKLCH L 49.7% C 0.149 H 16.9°. Best body text is #FFFFFF at 6.58:1 contrast (WCAG AA passes).
Color values
| HEX | #A63443 |
|---|---|
| RGB | rgb(166, 52, 67) |
| HSL | hsl(352, 52%, 43%) |
| HSV | hsv(352, 69%, 65%) |
| CMYK | cmyk(0%, 68.7%, 59.6%, 34.9%) |
| CIE-LAB | lab(39.53, 47.61, 17.66) |
| CIE-LCH | lch(39.53, 50.78, 20.35°) |
| OKLab | oklab(49.72% 0.1424 0.0433) |
| OKLCH | oklch(49.72% 0.149 16.9) |
| XYZ | xyz(17.9687, 10.9707, 6.4805) |
| Luminance | 0.1097 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Rouge
#AB1239
ΔE00 4.03
Rose Red
#BE013C
ΔE00 5.14
Light Maroon
#A24857
ΔE00 5.52
Cardinal
#C41E3A
ΔE00 6.14
Light Burgundy
#A8415B
ΔE00 6.37
Dusty Red
#B9484E
ΔE00 6.50
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#A63443 #34A697
analogous
#A6347C #A63443 #A65E34
triadic
#A63443 #43A634 #3443A6
tetradic
#A63443 #7CA634 #34A697 #5E34A6
square
#A63443 #7CA634 #34A697 #5E34A6
split-complementary
#A63443 #34A65E #347CA6
monochromatic
#49171D #772530 #A63443 #C84F5F #D77E8A
Accessibility & contrast
On white
6.58
#A63443 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.19
#A63443 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #A63443
6.58:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##A63443 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##A63443 | 1.00 | 6.58 | 3.19 | 6.58 |
| #FFFFFF | 6.58 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.19 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 6.58 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#514E43
Deuteranopia (green-blind)
#6E6640
Tritanopia (blue-blind)
#B61A3A
Achromatopsia (no color)
#5D5D5D
Design tokens & code
CSS
--color: #a63443; /* rgb */ color: rgb(166, 52, 67); /* oklch */ color: oklch(49.7% 0.149 16.9);
Tailwind
colors: {
custom: {
50: '#c77377',
500: '#a63443',
950: '#000000',
},
}SCSS
$custom: #a63443; $custom-light: #c77377; $custom-dark: #000000;
JSON
{
"hex": "#a63443",
"rgb": {
"r": 166,
"g": 52,
"b": 67
},
"hsl": {
"h": 352.105,
"s": 52.294,
"l": 42.745
},
"oklch": {
"l": 0.49724,
"c": 0.14887,
"h": 16.9
},
"luminance": 0.10968
}Semantic roles & 50–950 ramp
primary
#A63443
secondary
#76C0B6
accent
#DCC94C
background
#FDF7F7
surface
#FAEDED
border
#D3C8C8
text
#140808
muted
#837B7B