#C03D39#C03D39

#C03D39 is a mid, vivid red. Relative luminance 0.148; OKLCH L 54.9% C 0.168 H 26.1°. Best body text is #FFFFFF at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#C03D39
RGB	rgb(192, 61, 57)
HSL	hsl(2, 54%, 49%)
HSV	hsv(2, 70%, 75%)
CMYK	cmyk(0%, 68.2%, 70.3%, 24.7%)
CIE-LAB	lab(45.42, 51.94, 32.13)
CIE-LCH	lch(45.42, 61.08, 31.74°)
OKLab	oklab(54.94% 0.151 0.0739)
OKLCH	oklch(54.94% 0.168 26.1)
XYZ	xyz(24.1481, 14.8429, 5.4635)
Luminance	0.1484 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C03D39 #39BCC0

analogous

#C03979 #C03D39 #C08139

triadic

#C03D39 #39C03D #3D39C0

tetradic

#C03D39 #79C039 #39BCC0 #8139C0

square

#C03D39 #79C039 #39BCC0 #8139C0

split-complementary

#C03D39 #39C081 #3979C0

monochromatic

#621F1D #912E2B #C03D39 #D16865 #DF9694

Accessibility & contrast

On white

5.29

#C03D39 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#C03D39 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C03D39

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C03D39	#FFFFFF	#000000	##FFFFFF
##C03D39	1.00	5.29	3.97	5.29
#FFFFFF	5.29	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625A37

Deuteranopia (green-blind)

#827635

Tritanopia (blue-blind)

#D3163D

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #c03d39;
/* rgb */ color: rgb(192, 61, 57);
/* oklch */ color: oklch(54.9% 0.168 26.1);

Tailwind

colors: {
  custom: {
    50: '#db7a6f',
    500: '#c03d39',
    950: '#000000',
  },
}

SCSS

$custom: #c03d39;
$custom-light: #db7a6f;
$custom-dark: #000000;

JSON

{
  "hex": "#c03d39",
  "rgb": {
    "r": 192,
    "g": 61,
    "b": 57
  },
  "hsl": {
    "h": 1.778,
    "s": 54.217,
    "l": 48.824
  },
  "oklch": {
    "l": 0.54944,
    "c": 0.16811,
    "h": 26.1
  },
  "luminance": 0.14839
}

Semantic roles & 50–950 ramp

primary

#C03D39

secondary

#8AC9CB

accent

#D9DE4A

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#160A07

muted

#847C7A

Preview Lab

Preview with #C03D39

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

Preview Lab → · Contrast checker → · Palette generator →