#C7403F#C7403F

#C7403F is a mid, vivid red. Relative luminance 0.162; OKLCH L 56.5% C 0.172 H 24.9°. Best body text is #FFFFFF at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#C7403F
RGB	rgb(199, 64, 63)
HSL	hsl(0, 55%, 51%)
HSV	hsv(0, 68%, 78%)
CMYK	cmyk(0%, 67.8%, 68.3%, 22%)
CIE-LAB	lab(47.20, 53.35, 31.04)
CIE-LCH	lch(47.20, 61.73, 30.19°)
OKLab	oklab(56.54% 0.1558 0.0722)
OKLCH	oklch(56.54% 0.172 24.9)
XYZ	xyz(26.2866, 16.1716, 6.4389)
Luminance	0.1617 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C7403F #3FC6C7

analogous

#C73F82 #C7403F #C7843F

triadic

#C7403F #3FC740 #403FC7

tetradic

#C7403F #82C73F #3FC6C7 #843FC7

square

#C7403F #82C73F #3FC6C7 #843FC7

split-complementary

#C7403F #3FC784 #3F82C7

monochromatic

#6C2020 #9B2E2D #C7403F #D56F6E #E39E9E

Accessibility & contrast

On white

4.96

#C7403F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#C7403F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C7403F

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C7403F	#FFFFFF	#000000	##FFFFFF
##C7403F	1.00	4.96	4.23	4.96
#FFFFFF	4.96	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#655D3E

Deuteranopia (green-blind)

#877B3B

Tritanopia (blue-blind)

#DA1A41

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #c7403f;
/* rgb */ color: rgb(199, 64, 63);
/* oklch */ color: oklch(56.5% 0.172 24.9);

Tailwind

colors: {
  custom: {
    50: '#e07d74',
    500: '#c7403f',
    950: '#000000',
  },
}

SCSS

$custom: #c7403f;
$custom-light: #e07d74;
$custom-dark: #000000;

JSON

{
  "hex": "#c7403f",
  "rgb": {
    "r": 199,
    "g": 64,
    "b": 63
  },
  "hsl": {
    "h": 0.441,
    "s": 54.839,
    "l": 51.373
  },
  "oklch": {
    "l": 0.56537,
    "c": 0.17174,
    "h": 24.9
  },
  "luminance": 0.16168
}

Semantic roles & 50–950 ramp

primary

#C7403F

secondary

#93CECF

accent

#DDDE4A

background

#FEF7F7

surface

#FDEEED

border

#D5C9C8

text

#170A08

muted

#857C7B

Preview Lab

Preview with #C7403F

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

Preview Lab → · Contrast checker → · Palette generator →