#C53A40#C53A40
#C53A40 is a mid, vivid red. Relative luminance 0.153; OKLCH L 55.6% C 0.175 H 22.7°. Best body text is #FFFFFF at 5.18:1 contrast (WCAG AA passes).
Color values
| HEX | #C53A40 |
|---|---|
| RGB | rgb(197, 58, 64) |
| HSL | hsl(357, 55%, 50%) |
| HSV | hsv(357, 71%, 77%) |
| CMYK | cmyk(0%, 70.6%, 67.5%, 22.7%) |
| CIE-LAB | lab(46.00, 55.09, 28.91) |
| CIE-LCH | lch(46.00, 62.22, 27.69°) |
| OKLab | oklab(55.58% 0.1618 0.0677) |
| OKLCH | oklch(55.58% 0.175 22.7) |
| XYZ | xyz(25.4672, 15.2703, 6.4560) |
| Luminance | 0.1527 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Reddish
#C44240
ΔE00 1.93
Dull Red
#BB3F3F
ΔE00 1.96
Dusty Red
#B9484E
ΔE00 3.95
Cardinal
#C41E3A
ΔE00 4.08
Crimson
#DC143C
ΔE00 4.30
Cherry (survey)
#CF0234
ΔE00 4.38
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#C53A40 #3AC5BF
analogous
#C53A86 #C53A40 #C5793A
triadic
#C53A40 #40C53A #3A40C5
tetradic
#C53A40 #86C53A #3AC5BF #793AC5
square
#C53A40 #86C53A #3AC5BF #793AC5
split-complementary
#C53A40 #3AC579 #3A86C5
monochromatic
#661E21 #962C31 #C53A40 #D3696E #E1999C
Accessibility & contrast
On white
5.18
#C53A40 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.05
#C53A40 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #C53A40
5.18:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##C53A40 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##C53A40 | 1.00 | 5.18 | 4.05 | 5.18 |
| #FFFFFF | 5.18 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.05 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.18 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#615A3F
Deuteranopia (green-blind)
#84783C
Tritanopia (blue-blind)
#D80A3E
Achromatopsia (no color)
#6D6D6D
Design tokens & code
CSS
--color: #c53a40; /* rgb */ color: rgb(197, 58, 64); /* oklch */ color: oklch(55.6% 0.175 22.7);
Tailwind
colors: {
custom: {
50: '#de7975',
500: '#c53a40',
950: '#000000',
},
}SCSS
$custom: #c53a40; $custom-light: #de7975; $custom-dark: #000000;
JSON
{
"hex": "#c53a40",
"rgb": {
"r": 197,
"g": 58,
"b": 64
},
"hsl": {
"h": 357.41,
"s": 54.51,
"l": 50
},
"oklch": {
"l": 0.55581,
"c": 0.17538,
"h": 22.7
},
"luminance": 0.15267
}Semantic roles & 50–950 ramp
primary
#C53A40
secondary
#8ECDCA
accent
#DED74A
background
#FEF7F7
surface
#FDEEED
border
#D5C9C8
text
#170A08
muted
#857C7B