#C66B37#C66B37

#C66B37 is a light, vivid orange. Relative luminance 0.228; OKLCH L 62.3% C 0.133 H 48.2°. Best body text is #000000 at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#C66B37
RGB	rgb(198, 107, 55)
HSL	hsl(22, 57%, 50%)
HSV	hsv(22, 72%, 78%)
CMYK	cmyk(0%, 46%, 72.2%, 22.4%)
CIE-LAB	lab(54.87, 32.07, 44.12)
CIE-LCH	lch(54.87, 54.54, 53.99°)
OKLab	oklab(62.29% 0.0886 0.0992)
OKLCH	oklch(62.29% 0.133 48.2)
XYZ	xyz(29.2386, 22.8003, 6.4748)
Luminance	0.2280 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C66B37 #3792C6

analogous

#C6374B #C66B37 #C6B337

triadic

#C66B37 #37C66B #6B37C6

tetradic

#C66B37 #4BC637 #3792C6 #B337C6

square

#C66B37 #4BC637 #3792C6 #B337C6

split-complementary

#C66B37 #37C6B3 #374BC6

monochromatic

#66371C #96512A #C66B37 #D48E66 #E2B196

Accessibility & contrast

On white

3.78

#C66B37 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.56

#C66B37 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #C66B37

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C66B37	#FFFFFF	#000000	##000000
##C66B37	1.00	3.78	5.56	5.56
#FFFFFF	3.78	1.00	21.00	21.00
#000000	5.56	21.00	1.00	1.00
##000000	5.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#857731

Deuteranopia (green-blind)

#9A8B36

Tritanopia (blue-blind)

#D95860

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #c66b37;
/* rgb */ color: rgb(198, 107, 55);
/* oklch */ color: oklch(62.3% 0.133 48.2);

Tailwind

colors: {
  custom: {
    50: '#dd9670',
    500: '#c66b37',
    950: '#000000',
  },
}

SCSS

$custom: #c66b37;
$custom-light: #dd9670;
$custom-dark: #000000;

JSON

{
  "hex": "#c66b37",
  "rgb": {
    "r": 198,
    "g": 107,
    "b": 55
  },
  "hsl": {
    "h": 21.818,
    "s": 56.522,
    "l": 49.608
  },
  "oklch": {
    "l": 0.62287,
    "c": 0.13304,
    "h": 48.2
  },
  "luminance": 0.22797
}

Semantic roles & 50–950 ramp

primary

#C66B37

secondary

#8CB5CD

accent

#A9E048

background

#FEF9F6

surface

#FDF2EC

border

#D5CCC7

text

#160D08

muted

#847E7B

Preview Lab

Preview with #C66B37

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

Preview Lab → · Contrast checker → · Palette generator →