#C03E3B#C03E3B

#C03E3B is a mid, vivid red. Relative luminance 0.150; OKLCH L 55.1% C 0.167 H 25.6°. Best body text is #FFFFFF at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#C03E3B
RGB	rgb(192, 62, 59)
HSL	hsl(1, 53%, 49%)
HSV	hsv(1, 69%, 75%)
CMYK	cmyk(0%, 67.7%, 69.3%, 24.7%)
CIE-LAB	lab(45.59, 51.64, 31.16)
CIE-LCH	lch(45.59, 60.32, 31.11°)
OKLab	oklab(55.08% 0.1505 0.0721)
OKLCH	oklch(55.08% 0.167 25.6)
XYZ	xyz(24.2529, 14.9710, 5.7494)
Luminance	0.1497 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C03E3B #3BBDC0

analogous

#C03B7B #C03E3B #C0803B

triadic

#C03E3B #3BC03E #3E3BC0

tetradic

#C03E3B #7BC03B #3BBDC0 #803BC0

square

#C03E3B #7BC03B #3BBDC0 #803BC0

split-complementary

#C03E3B #3BC080 #3B7BC0

monochromatic

#62201E #912F2D #C03E3B #D16A68 #DF9897

Accessibility & contrast

On white

5.26

#C03E3B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.99

#C03E3B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C03E3B

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C03E3B	#FFFFFF	#000000	##FFFFFF
##C03E3B	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)

#625A3A

Deuteranopia (green-blind)

#837637

Tritanopia (blue-blind)

#D3193F

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c03e3b;
/* rgb */ color: rgb(192, 62, 59);
/* oklch */ color: oklch(55.1% 0.167 25.6);

Tailwind

colors: {
  custom: {
    50: '#db7b71',
    500: '#c03e3b',
    950: '#000000',
  },
}

SCSS

$custom: #c03e3b;
$custom-light: #db7b71;
$custom-dark: #000000;

JSON

{
  "hex": "#c03e3b",
  "rgb": {
    "r": 192,
    "g": 62,
    "b": 59
  },
  "hsl": {
    "h": 1.353,
    "s": 52.988,
    "l": 49.216
  },
  "oklch": {
    "l": 0.55085,
    "c": 0.16686,
    "h": 25.6
  },
  "luminance": 0.14967
}

Semantic roles & 50–950 ramp

primary

#C03E3B

secondary

#8CC9CA

accent

#D9DC4B

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#160A07

muted

#847C7A

Preview Lab

Preview with #C03E3B

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

Preview Lab → · Contrast checker → · Palette generator →