#C03A2F#C03A2F

#C03A2F is a mid, vivid red. Relative luminance 0.144; OKLCH L 54.5% C 0.172 H 28.7°. Best body text is #FFFFFF at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#C03A2F
RGB	rgb(192, 58, 47)
HSL	hsl(5, 61%, 47%)
HSV	hsv(5, 76%, 75%)
CMYK	cmyk(0%, 69.8%, 75.5%, 24.7%)
CIE-LAB	lab(44.86, 52.68, 37.22)
CIE-LCH	lch(44.86, 64.50, 35.24°)
OKLab	oklab(54.49% 0.1512 0.0829)
OKLCH	oklch(54.49% 0.172 28.7)
XYZ	xyz(23.7671, 14.4414, 4.2248)
Luminance	0.1444 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C03A2F #2FB5C0

analogous

#C02F6D #C03A2F #C0832F

triadic

#C03A2F #2FC03A #3A2FC0

tetradic

#C03A2F #6DC02F #2FB5C0 #832FC0

square

#C03A2F #6DC02F #2FB5C0 #832FC0

split-complementary

#C03A2F #2FC083 #2F6DC0

monochromatic

#5E1C17 #8F2B23 #C03A2F #D66056 #E28E88

Accessibility & contrast

On white

5.40

#C03A2F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#C03A2F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C03A2F

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C03A2F	#FFFFFF	#000000	##FFFFFF
##C03A2F	1.00	5.40	3.89	5.40
#FFFFFF	5.40	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#61582D

Deuteranopia (green-blind)

#82752A

Tritanopia (blue-blind)

#D30739

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #c03a2f;
/* rgb */ color: rgb(192, 58, 47);
/* oklch */ color: oklch(54.5% 0.172 28.7);

Tailwind

colors: {
  custom: {
    50: '#dc7868',
    500: '#c03a2f',
    950: '#000000',
  },
}

SCSS

$custom: #c03a2f;
$custom-light: #dc7868;
$custom-dark: #000000;

JSON

{
  "hex": "#c03a2f",
  "rgb": {
    "r": 192,
    "g": 58,
    "b": 47
  },
  "hsl": {
    "h": 4.552,
    "s": 60.669,
    "l": 46.863
  },
  "oklch": {
    "l": 0.54486,
    "c": 0.17247,
    "h": 28.7
  },
  "luminance": 0.14438
}

Semantic roles & 50–950 ramp

primary

#C03A2F

secondary

#7FC6CB

accent

#D8E444

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170A06

muted

#857C7A

Preview Lab

Preview with #C03A2F

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

Preview Lab → · Contrast checker → · Palette generator →