#C03B29#C03B29

#C03B29 is a mid, vivid red. Relative luminance 0.145; OKLCH L 54.5% C 0.173 H 30.9°. Best body text is #FFFFFF at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#C03B29
RGB	rgb(192, 59, 41)
HSL	hsl(7, 65%, 46%)
HSV	hsv(7, 79%, 75%)
CMYK	cmyk(0%, 69.3%, 78.6%, 24.7%)
CIE-LAB	lab(44.94, 52.06, 40.59)
CIE-LCH	lch(44.94, 66.02, 37.94°)
OKLab	oklab(54.53% 0.1481 0.0886)
OKLCH	oklch(54.53% 0.173 30.9)
XYZ	xyz(23.7052, 14.4981, 3.6476)
Luminance	0.1449 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C03B29 #29AEC0

analogous

#C02963 #C03B29 #C08629

triadic

#C03B29 #29C03B #3B29C0

tetradic

#C03B29 #63C029 #29AEC0 #8629C0

square

#C03B29 #63C029 #29AEC0 #8629C0

split-complementary

#C03B29 #29C086 #2963C0

monochromatic

#5B1C13 #8E2C1E #C03B29 #D95E4D #E48C80

Accessibility & contrast

On white

5.39

#C03B29 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.90

#C03B29 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C03B29

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C03B29	#FFFFFF	#000000	##FFFFFF
##C03B29	1.00	5.39	3.90	5.39
#FFFFFF	5.39	1.00	21.00	1.00
#000000	3.90	21.00	1.00	21.00
##FFFFFF	5.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625826

Deuteranopia (green-blind)

#837523

Tritanopia (blue-blind)

#D30938

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #c03b29;
/* rgb */ color: rgb(192, 59, 41);
/* oklch */ color: oklch(54.5% 0.173 30.9);

Tailwind

colors: {
  custom: {
    50: '#dc7964',
    500: '#c03b29',
    950: '#000000',
  },
}

SCSS

$custom: #c03b29;
$custom-light: #dc7964;
$custom-dark: #000000;

JSON

{
  "hex": "#c03b29",
  "rgb": {
    "r": 192,
    "g": 59,
    "b": 41
  },
  "hsl": {
    "h": 7.152,
    "s": 64.807,
    "l": 45.686
  },
  "oklch": {
    "l": 0.54526,
    "c": 0.17257,
    "h": 30.9
  },
  "luminance": 0.14494
}

Semantic roles & 50–950 ramp

primary

#C03B29

secondary

#78C2CC

accent

#D4E840

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170A05

muted

#857C7A

Preview Lab

Preview with #C03B29

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

Preview Lab → · Contrast checker → · Palette generator →