#CF4539#CF4539
#CF4539 is a mid, vivid red. Relative luminance 0.178; OKLCH L 58.3% C 0.176 H 28.6°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).
Color values
| HEX | #CF4539 |
|---|---|
| RGB | rgb(207, 69, 57) |
| HSL | hsl(5, 61%, 52%) |
| HSV | hsv(5, 72%, 81%) |
| CMYK | cmyk(0%, 66.7%, 72.5%, 18.8%) |
| CIE-LAB | lab(49.28, 53.69, 37.28) |
| CIE-LCH | lch(49.28, 65.36, 34.78°) |
| OKLab | oklab(58.33% 0.1547 0.0844) |
| OKLCH | oklch(58.33% 0.176 28.6) |
| XYZ | xyz(28.6019, 17.8212, 5.8039) |
| Luminance | 0.1782 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Reddish
#C44240
ΔE00 3.94
Dark Coral
#CF524E
ΔE00 4.56
Pale Red
#D9544D
ΔE00 5.00
Faded Red
#D3494E
ΔE00 5.50
Dark Salmon
#C85A53
ΔE00 5.65
Dull Red
#BB3F3F
ΔE00 5.94
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#CF4539 #39C3CF
analogous
#CF3978 #CF4539 #CF9039
triadic
#CF4539 #39CF45 #4539CF
tetradic
#CF4539 #78CF39 #39C3CF #9039CF
square
#CF4539 #78CF39 #39C3CF #9039CF
split-complementary
#CF4539 #39CF90 #3978CF
monochromatic
#72231C #A33128 #CF4539 #DB736A #E7A29C
Accessibility & contrast
On white
4.60
#CF4539 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.56
#CF4539 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#FFFFFF on #CF4539
4.60:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##CF4539 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##CF4539 | 1.00 | 4.60 | 4.56 | 4.60 |
| #FFFFFF | 4.60 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.56 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 4.60 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#6C6237
Deuteranopia (green-blind)
#8E8034
Tritanopia (blue-blind)
#E31D43
Achromatopsia (no color)
#757575
Design tokens & code
CSS
--color: #cf4539; /* rgb */ color: rgb(207, 69, 57); /* oklch */ color: oklch(58.3% 0.176 28.6);
Tailwind
colors: {
custom: {
50: '#e68070',
500: '#cf4539',
950: '#000000',
},
}SCSS
$custom: #cf4539; $custom-light: #e68070; $custom-dark: #000000;
JSON
{
"hex": "#cf4539",
"rgb": {
"r": 207,
"g": 69,
"b": 57
},
"hsl": {
"h": 4.8,
"s": 60.976,
"l": 51.765
},
"oklch": {
"l": 0.58332,
"c": 0.17623,
"h": 28.6
},
"luminance": 0.17817
}Semantic roles & 50–950 ramp
primary
#CF4539
secondary
#91CED3
accent
#D7E444
background
#FFF8F6
surface
#FFEFEC
border
#D7CAC7
text
#170B07
muted
#857C7A