#C02B3F#C02B3F

#C02B3F is a mid, vivid red. Relative luminance 0.133; OKLCH L 53.3% C 0.184 H 19.3°. Best body text is #FFFFFF at 5.74:1 contrast (WCAG AA passes).

Color values

HEX	#C02B3F
RGB	rgb(192, 43, 63)
HSL	hsl(352, 63%, 46%)
HSV	hsv(352, 78%, 75%)
CMYK	cmyk(0%, 77.6%, 67.2%, 24.7%)
CIE-LAB	lab(43.21, 58.63, 25.84)
CIE-LCH	lch(43.21, 64.07, 23.79°)
OKLab	oklab(53.33% 0.1735 0.0609)
OKLCH	oklch(53.33% 0.184 19.3)
XYZ	xyz(23.5019, 13.2967, 6.0307)
Luminance	0.1329 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C02B3F #2BC0AC

analogous

#C02B89 #C02B3F #C0612B

triadic

#C02B3F #3FC02B #2B3FC0

tetradic

#C02B3F #89C02B #2BC0AC #612BC0

square

#C02B3F #89C02B #2BC0AC #612BC0

split-complementary

#C02B3F #2BC061 #2B89C0

monochromatic

#5C151E #8E202F #C02B3F #D85063 #E3828F

Accessibility & contrast

On white

5.74

#C02B3F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#C02B3F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C02B3F

5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C02B3F	#FFFFFF	#000000	##FFFFFF
##C02B3F	1.00	5.74	3.66	5.74
#FFFFFF	5.74	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#57523F

Deuteranopia (green-blind)

#7C713A

Tritanopia (blue-blind)

#D30034

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #c02b3f;
/* rgb */ color: rgb(192, 43, 63);
/* oklch */ color: oklch(53.3% 0.184 19.3);

Tailwind

colors: {
  custom: {
    50: '#db7274',
    500: '#c02b3f',
    950: '#000000',
  },
}

SCSS

$custom: #c02b3f;
$custom-light: #db7274;
$custom-dark: #000000;

JSON

{
  "hex": "#c02b3f",
  "rgb": {
    "r": 192,
    "g": 43,
    "b": 63
  },
  "hsl": {
    "h": 351.946,
    "s": 63.404,
    "l": 46.078
  },
  "oklch": {
    "l": 0.53326,
    "c": 0.18388,
    "h": 19.3
  },
  "luminance": 0.13293
}

Semantic roles & 50–950 ramp

primary

#C02B3F

secondary

#7BCCC1

accent

#E6D041

background

#FEF7F7

surface

#FDEDED

border

#D5C8C8

text

#160908

muted

#847B7B

Preview Lab

Preview with #C02B3F

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

Preview Lab → · Contrast checker → · Palette generator →