#C83A3A#C83A3A
#C83A3A is a mid, vivid red. Relative luminance 0.156; OKLCH L 56.0% C 0.179 H 25.1°. Best body text is #FFFFFF at 5.09:1 contrast (WCAG AA passes).
Color values
| HEX | #C83A3A |
|---|---|
| RGB | rgb(200, 58, 58) |
| HSL | hsl(0, 56%, 51%) |
| HSV | hsv(0, 71%, 78%) |
| CMYK | cmyk(0%, 71%, 71%, 21.6%) |
| CIE-LAB | lab(46.47, 55.74, 33.14) |
| CIE-LCH | lch(46.47, 64.85, 30.73°) |
| OKLab | oklab(56% 0.1622 0.0759) |
| OKLCH | oklch(56% 0.179 25.1) |
| XYZ | xyz(26.0991, 15.6149, 5.6419) |
| Luminance | 0.1561 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Reddish
#C44240
ΔE00 1.47
Dull Red
#BB3F3F
ΔE00 2.74
Crimson
#DC143C
ΔE00 4.82
Cherry (survey)
#CF0234
ΔE00 5.06
Faded Red
#D3494E
ΔE00 5.19
Cardinal
#C41E3A
ΔE00 5.45
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#C83A3A #3AC8C8
analogous
#C83A81 #C83A3A #C8813A
triadic
#C83A3A #3AC83A #3A3AC8
tetradic
#C83A3A #81C83A #3AC8C8 #813AC8
square
#C83A3A #81C83A #3AC8C8 #813AC8
split-complementary
#C83A3A #3AC881 #3A81C8
monochromatic
#6A1E1E #9A2B2B #C83A3A #D56A6A #E39A9A
Accessibility & contrast
On white
5.09
#C83A3A on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.12
#C83A3A on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #C83A3A
5.09:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##C83A3A | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##C83A3A | 1.00 | 5.09 | 4.12 | 5.09 |
| #FFFFFF | 5.09 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.12 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.09 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#635B39
Deuteranopia (green-blind)
#867935
Tritanopia (blue-blind)
#DC013C
Achromatopsia (no color)
#6E6E6E
Design tokens & code
CSS
--color: #c83a3a; /* rgb */ color: rgb(200, 58, 58); /* oklch */ color: oklch(56.0% 0.179 25.1);
Tailwind
colors: {
custom: {
50: '#e17a70',
500: '#c83a3a',
950: '#000000',
},
}SCSS
$custom: #c83a3a; $custom-light: #e17a70; $custom-dark: #000000;
JSON
{
"hex": "#c83a3a",
"rgb": {
"r": 200,
"g": 58,
"b": 58
},
"hsl": {
"h": 0,
"s": 56.349,
"l": 50.588
},
"oklch": {
"l": 0.55999,
"c": 0.1791,
"h": 25.1
},
"luminance": 0.15611
}Semantic roles & 50–950 ramp
primary
#C83A3A
secondary
#8FCECE
accent
#E0E048
background
#FFF7F6
surface
#FEEEEC
border
#D6C9C7
text
#170A07
muted
#857C7A