#C43A2F#C43A2F
#C43A2F is a mid, vivid red. Relative luminance 0.150; OKLCH L 55.2% C 0.177 H 28.7°. Best body text is #FFFFFF at 5.26:1 contrast (WCAG AA passes).
Color values
| HEX | #C43A2F |
|---|---|
| RGB | rgb(196, 58, 47) |
| HSL | hsl(4, 61%, 48%) |
| HSV | hsv(4, 76%, 77%) |
| CMYK | cmyk(0%, 70.4%, 76%, 23.1%) |
| CIE-LAB | lab(45.59, 53.98, 38.23) |
| CIE-LCH | lch(45.59, 66.15, 35.31°) |
| OKLab | oklab(55.17% 0.1549 0.0848) |
| OKLCH | oklch(55.17% 0.177 28.7) |
| XYZ | xyz(24.7939, 14.9709, 4.2729) |
| Luminance | 0.1497 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Reddish
#C44240
ΔE00 3.86
Dull Red
#BB3F3F
ΔE00 4.58
Firebrick
#B22222
ΔE00 5.97
Scarlet
#BE0119
ΔE00 6.14
Cherry (survey)
#CF0234
ΔE00 7.02
Dark Coral
#CF524E
ΔE00 7.40
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#C43A2F #2FB9C4
analogous
#C42F6E #C43A2F #C4852F
triadic
#C43A2F #2FC43A #3A2FC4
tetradic
#C43A2F #6EC42F #2FB9C4 #852FC4
square
#C43A2F #6EC42F #2FB9C4 #852FC4
split-complementary
#C43A2F #2FC485 #2F6EC4
monochromatic
#611D17 #932B23 #C43A2F #D76259 #E3918A
Accessibility & contrast
On white
5.26
#C43A2F on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.99
#C43A2F on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #C43A2F
5.26:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##C43A2F | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##C43A2F | 1.00 | 5.26 | 3.99 | 5.26 |
| #FFFFFF | 5.26 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.99 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.26 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#62592D
Deuteranopia (green-blind)
#85772A
Tritanopia (blue-blind)
#D80139
Achromatopsia (no color)
#6C6C6C
Design tokens & code
CSS
--color: #c43a2f; /* rgb */ color: rgb(196, 58, 47); /* oklch */ color: oklch(55.2% 0.177 28.7);
Tailwind
colors: {
custom: {
50: '#df7968',
500: '#c43a2f',
950: '#000000',
},
}SCSS
$custom: #c43a2f; $custom-light: #df7968; $custom-dark: #000000;
JSON
{
"hex": "#c43a2f",
"rgb": {
"r": 196,
"g": 58,
"b": 47
},
"hsl": {
"h": 4.43,
"s": 61.317,
"l": 47.647
},
"oklch": {
"l": 0.55171,
"c": 0.17658,
"h": 28.7
},
"luminance": 0.14967
}Semantic roles & 50–950 ramp
primary
#C43A2F
secondary
#82C7CD
accent
#D9E443
background
#FEF7F6
surface
#FDEEEB
border
#D5C9C6
text
#170A06
muted
#857C7A