#C64B33#C64B33

#C64B33 is a mid, vivid red. Relative luminance 0.173; OKLCH L 57.5% C 0.162 H 33.0°. Best body text is #FFFFFF at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#C64B33
RGB	rgb(198, 75, 51)
HSL	hsl(10, 59%, 49%)
HSV	hsv(10, 74%, 78%)
CMYK	cmyk(0%, 62.1%, 74.2%, 22.4%)
CIE-LAB	lab(48.61, 47.75, 39.42)
CIE-LCH	lch(48.61, 61.92, 39.54°)
OKLab	oklab(57.52% 0.136 0.0882)
OKLCH	oklch(57.52% 0.162 33)
XYZ	xyz(26.4051, 17.2806, 5.0764)
Luminance	0.1728 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C64B33 #33AEC6

analogous

#C63365 #C64B33 #C69533

triadic

#C64B33 #33C64B #4B33C6

tetradic

#C64B33 #65C633 #33AEC6 #9533C6

square

#C64B33 #65C633 #33AEC6 #9533C6

split-complementary

#C64B33 #33C695 #3365C6

monochromatic

#65261A #953926 #C64B33 #D67360 #E39E91

Accessibility & contrast

On white

4.71

#C64B33 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.46

#C64B33 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C64B33

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C64B33	#FFFFFF	#000000	##FFFFFF
##C64B33	1.00	4.71	4.46	4.71
#FFFFFF	4.71	1.00	21.00	1.00
#000000	4.46	21.00	1.00	21.00
##FFFFFF	4.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D6230

Deuteranopia (green-blind)

#8C7E2F

Tritanopia (blue-blind)

#DA2D46

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #c64b33;
/* rgb */ color: rgb(198, 75, 51);
/* oklch */ color: oklch(57.5% 0.162 33.0);

Tailwind

colors: {
  custom: {
    50: '#df826c',
    500: '#c64b33',
    950: '#000000',
  },
}

SCSS

$custom: #c64b33;
$custom-light: #df826c;
$custom-dark: #000000;

JSON

{
  "hex": "#c64b33",
  "rgb": {
    "r": 198,
    "g": 75,
    "b": 51
  },
  "hsl": {
    "h": 9.796,
    "s": 59.036,
    "l": 48.824
  },
  "oklch": {
    "l": 0.57516,
    "c": 0.16211,
    "h": 33
  },
  "luminance": 0.17277
}

Semantic roles & 50–950 ramp

primary

#C64B33

secondary

#87C2CD

accent

#C9E246

background

#FEF8F6

surface

#FDEFEB

border

#D5CAC6

text

#170B07

muted

#857C7A

Preview Lab

Preview with #C64B33

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

Preview Lab → · Contrast checker → · Palette generator →