#C43942#C43942
#C43942 is a mid, vivid red. Relative luminance 0.151; OKLCH L 55.3% C 0.175 H 21.6°. Best body text is #FFFFFF at 5.24:1 contrast (WCAG AA passes).
Color values
| HEX | #C43942 |
|---|---|
| RGB | rgb(196, 57, 66) |
| HSL | hsl(356, 55%, 50%) |
| HSV | hsv(356, 71%, 77%) |
| CMYK | cmyk(0%, 70.9%, 66.3%, 23.1%) |
| CIE-LAB | lab(45.72, 55.26, 27.32) |
| CIE-LCH | lch(45.72, 61.64, 26.31°) |
| OKLab | oklab(55.34% 0.1629 0.0644) |
| OKLCH | oklch(55.34% 0.175 21.6) |
| XYZ | xyz(25.2141, 15.0591, 6.7322) |
| Luminance | 0.1505 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Dull Red
#BB3F3F
ΔE00 2.24
Reddish
#C44240
ΔE00 2.71
Dusty Red
#B9484E
ΔE00 3.49
Cardinal
#C41E3A
ΔE00 3.58
Cherry (survey)
#CF0234
ΔE00 4.24
Crimson
#DC143C
ΔE00 4.29
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#C43942 #39C4BB
analogous
#C43988 #C43942 #C47639
triadic
#C43942 #42C439 #3942C4
tetradic
#C43942 #88C439 #39C4BB #7639C4
square
#C43942 #88C439 #39C4BB #7639C4
split-complementary
#C43942 #39C476 #3988C4
monochromatic
#651D22 #952B32 #C43942 #D3676E #E1979C
Accessibility & contrast
On white
5.24
#C43942 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.01
#C43942 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #C43942
5.24:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##C43942 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##C43942 | 1.00 | 5.24 | 4.01 | 5.24 |
| #FFFFFF | 5.24 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.01 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.24 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#605941
Deuteranopia (green-blind)
#83773E
Tritanopia (blue-blind)
#D7093E
Achromatopsia (no color)
#6C6C6C
Design tokens & code
CSS
--color: #c43942; /* rgb */ color: rgb(196, 57, 66); /* oklch */ color: oklch(55.3% 0.175 21.6);
Tailwind
colors: {
custom: {
50: '#dd7976',
500: '#c43942',
950: '#000000',
},
}SCSS
$custom: #c43942; $custom-light: #dd7976; $custom-dark: #000000;
JSON
{
"hex": "#c43942",
"rgb": {
"r": 196,
"g": 57,
"b": 66
},
"hsl": {
"h": 356.115,
"s": 54.941,
"l": 49.608
},
"oklch": {
"l": 0.55343,
"c": 0.17515,
"h": 21.6
},
"luminance": 0.15055
}Semantic roles & 50–950 ramp
primary
#C43942
secondary
#8DCCC8
accent
#DED54A
background
#FEF7F7
surface
#FDEEED
border
#D5C9C8
text
#170A08
muted
#857C7B