#C63D25#C63D25

#C63D25 is a mid, vivid red. Relative luminance 0.155; OKLCH L 55.7% C 0.178 H 32.3°. Best body text is #FFFFFF at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#C63D25
RGB	rgb(198, 61, 37)
HSL	hsl(9, 69%, 46%)
HSV	hsv(9, 81%, 78%)
CMYK	cmyk(0%, 69.2%, 81.3%, 22.4%)
CIE-LAB	lab(46.29, 53.14, 44.37)
CIE-LCH	lch(46.29, 69.23, 39.86°)
OKLab	oklab(55.72% 0.1501 0.095)
OKLCH	oklch(55.72% 0.178 32.3)
XYZ	xyz(25.2943, 15.4807, 3.4061)
Luminance	0.1548 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C63D25 #25AEC6

analogous

#C6255D #C63D25 #C68D25

triadic

#C63D25 #25C63D #3D25C6

tetradic

#C63D25 #5DC625 #25AEC6 #8D25C6

square

#C63D25 #5DC625 #25AEC6 #8D25C6

split-complementary

#C63D25 #25C68D #255DC6

monochromatic

#5F1D12 #922D1B #C63D25 #DD614B #E78E7E

Accessibility & contrast

On white

5.13

#C63D25 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#C63D25 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C63D25

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C63D25	#FFFFFF	#000000	##FFFFFF
##C63D25	1.00	5.13	4.10	5.13
#FFFFFF	5.13	1.00	21.00	1.00
#000000	4.10	21.00	1.00	21.00
##FFFFFF	5.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#655A21

Deuteranopia (green-blind)

#87791E

Tritanopia (blue-blind)

#DA0639

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #c63d25;
/* rgb */ color: rgb(198, 61, 37);
/* oklch */ color: oklch(55.7% 0.178 32.3);

Tailwind

colors: {
  custom: {
    50: '#e17b62',
    500: '#c63d25',
    950: '#000000',
  },
}

SCSS

$custom: #c63d25;
$custom-light: #e17b62;
$custom-dark: #000000;

JSON

{
  "hex": "#c63d25",
  "rgb": {
    "r": 198,
    "g": 61,
    "b": 37
  },
  "hsl": {
    "h": 8.944,
    "s": 68.511,
    "l": 46.078
  },
  "oklch": {
    "l": 0.55724,
    "c": 0.17764,
    "h": 32.3
  },
  "luminance": 0.15477
}

Semantic roles & 50–950 ramp

primary

#C63D25

secondary

#77C2CF

accent

#D1EB3C

background

#FFF7F5

surface

#FEEEEA

border

#D6C9C6

text

#170A05

muted

#857C79

Preview Lab

Preview with #C63D25

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

Preview Lab → · Contrast checker → · Palette generator →