#C63C25#C63C25

#C63C25 is a mid, vivid red. Relative luminance 0.154; OKLCH L 55.6% C 0.178 H 32.0°. Best body text is #FFFFFF at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#C63C25
RGB	rgb(198, 60, 37)
HSL	hsl(9, 69%, 46%)
HSV	hsv(9, 81%, 78%)
CMYK	cmyk(0%, 69.7%, 81.3%, 22.4%)
CIE-LAB	lab(46.14, 53.53, 44.23)
CIE-LCH	lch(46.14, 69.44, 39.57°)
OKLab	oklab(55.62% 0.1513 0.0947)
OKLCH	oklch(55.62% 0.179 32)
XYZ	xyz(25.2415, 15.3749, 3.3885)
Luminance	0.1537 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C63C25 #25AFC6

analogous

#C6255F #C63C25 #C68C25

triadic

#C63C25 #25C63C #3C25C6

tetradic

#C63C25 #5FC625 #25AFC6 #8C25C6

square

#C63C25 #5FC625 #25AFC6 #8C25C6

split-complementary

#C63C25 #25C68C #255FC6

monochromatic

#5F1D12 #922C1B #C63C25 #DD604B #E78D7E

Accessibility & contrast

On white

5.15

#C63C25 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.07

#C63C25 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C63C25

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C63C25	#FFFFFF	#000000	##FFFFFF
##C63C25	1.00	5.15	4.07	5.15
#FFFFFF	5.15	1.00	21.00	1.00
#000000	4.07	21.00	1.00	21.00
##FFFFFF	5.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#655A21

Deuteranopia (green-blind)

#87781E

Tritanopia (blue-blind)

#DA0238

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #c63c25;
/* rgb */ color: rgb(198, 60, 37);
/* oklch */ color: oklch(55.6% 0.178 32.0);

Tailwind

colors: {
  custom: {
    50: '#e17a62',
    500: '#c63c25',
    950: '#000000',
  },
}

SCSS

$custom: #c63c25;
$custom-light: #e17a62;
$custom-dark: #000000;

JSON

{
  "hex": "#c63c25",
  "rgb": {
    "r": 198,
    "g": 60,
    "b": 37
  },
  "hsl": {
    "h": 8.571,
    "s": 68.511,
    "l": 46.078
  },
  "oklch": {
    "l": 0.55618,
    "c": 0.1785,
    "h": 32
  },
  "luminance": 0.15371
}

Semantic roles & 50–950 ramp

primary

#C63C25

secondary

#77C3CF

accent

#D2EB3C

background

#FFF7F5

surface

#FEEEEA

border

#D6C9C6

text

#170A05

muted

#857C79

Preview Lab

Preview with #C63C25

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

Preview Lab → · Contrast checker → · Palette generator →