#C54039#C54039

#C54039 is a mid, vivid red. Relative luminance 0.158; OKLCH L 56.1% C 0.170 H 27.1°. Best body text is #FFFFFF at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#C54039
RGB	rgb(197, 64, 57)
HSL	hsl(3, 55%, 50%)
HSV	hsv(3, 71%, 77%)
CMYK	cmyk(0%, 67.5%, 71.1%, 22.7%)
CIE-LAB	lab(46.76, 52.39, 33.92)
CIE-LCH	lch(46.76, 62.41, 32.92°)
OKLab	oklab(56.11% 0.1518 0.0776)
OKLCH	oklch(56.11% 0.17 27.1)
XYZ	xyz(25.6006, 15.8362, 5.5788)
Luminance	0.1583 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C54039 #39BEC5

analogous

#C53978 #C54039 #C58639

triadic

#C54039 #39C540 #4039C5

tetradic

#C54039 #78C539 #39BEC5 #8639C5

square

#C54039 #78C539 #39BEC5 #8639C5

split-complementary

#C54039 #39C586 #3978C5

monochromatic

#66211E #96312B #C54039 #D36D68 #E19B97

Accessibility & contrast

On white

5.04

#C54039 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.17

#C54039 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C54039

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C54039	#FFFFFF	#000000	##FFFFFF
##C54039	1.00	5.04	4.17	5.04
#FFFFFF	5.04	1.00	21.00	1.00
#000000	4.17	21.00	1.00	21.00
##FFFFFF	5.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#655D37

Deuteranopia (green-blind)

#867935

Tritanopia (blue-blind)

#D81940

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #c54039;
/* rgb */ color: rgb(197, 64, 57);
/* oklch */ color: oklch(56.1% 0.170 27.1);

Tailwind

colors: {
  custom: {
    50: '#df7c70',
    500: '#c54039',
    950: '#000000',
  },
}

SCSS

$custom: #c54039;
$custom-light: #df7c70;
$custom-dark: #000000;

JSON

{
  "hex": "#c54039",
  "rgb": {
    "r": 197,
    "g": 64,
    "b": 57
  },
  "hsl": {
    "h": 3,
    "s": 55.118,
    "l": 49.804
  },
  "oklch": {
    "l": 0.56114,
    "c": 0.17049,
    "h": 27.1
  },
  "luminance": 0.15833
}

Semantic roles & 50–950 ramp

primary

#C54039

secondary

#8DC9CD

accent

#D7DE49

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C54039

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →