#C66F37#C66F37

#C66F37 is a light, vivid orange. Relative luminance 0.236; OKLCH L 63.0% C 0.130 H 50.9°. Best body text is #000000 at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#C66F37
RGB	rgb(198, 111, 55)
HSL	hsl(23, 57%, 50%)
HSV	hsv(23, 72%, 78%)
CMYK	cmyk(0%, 43.9%, 72.2%, 22.4%)
CIE-LAB	lab(55.74, 29.94, 45.06)
CIE-LCH	lch(55.74, 54.10, 56.40°)
OKLab	oklab(62.96% 0.0822 0.1012)
OKLCH	oklch(62.96% 0.13 50.9)
XYZ	xyz(29.6653, 23.6537, 6.6171)
Luminance	0.2365 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C66F37 #378EC6

analogous

#C63746 #C66F37 #C6B737

triadic

#C66F37 #37C66F #6F37C6

tetradic

#C66F37 #46C637 #378EC6 #B737C6

square

#C66F37 #46C637 #378EC6 #B737C6

split-complementary

#C66F37 #37C6B7 #3746C6

monochromatic

#66391C #96542A #C66F37 #D49166 #E2B396

Accessibility & contrast

On white

3.66

#C66F37 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.73

#C66F37 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #C66F37

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C66F37	#FFFFFF	#000000	##000000
##C66F37	1.00	3.66	5.73	5.73
#FFFFFF	3.66	1.00	21.00	21.00
#000000	5.73	21.00	1.00	1.00
##000000	5.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#887A31

Deuteranopia (green-blind)

#9D8D36

Tritanopia (blue-blind)

#D85D63

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #c66f37;
/* rgb */ color: rgb(198, 111, 55);
/* oklch */ color: oklch(63.0% 0.130 50.9);

Tailwind

colors: {
  custom: {
    50: '#dd9970',
    500: '#c66f37',
    950: '#000000',
  },
}

SCSS

$custom: #c66f37;
$custom-light: #dd9970;
$custom-dark: #000000;

JSON

{
  "hex": "#c66f37",
  "rgb": {
    "r": 198,
    "g": 111,
    "b": 55
  },
  "hsl": {
    "h": 23.497,
    "s": 56.522,
    "l": 49.608
  },
  "oklch": {
    "l": 0.62958,
    "c": 0.1304,
    "h": 50.9
  },
  "luminance": 0.2365
}

Semantic roles & 50–950 ramp

primary

#C66F37

secondary

#8CB3CD

accent

#A4E048

background

#FEF9F6

surface

#FDF2EC

border

#D5CCC7

text

#160E08

muted

#847E7B

Preview Lab

Preview with #C66F37

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

Preview Lab → · Contrast checker → · Palette generator →