#63371E#63371E

#63371E is a dark, moderate orange. Relative luminance 0.055; OKLCH L 38.6% C 0.073 H 49.0°. Best body text is #FFFFFF at 10.02:1 contrast (WCAG AA passes).

Color values

HEX	#63371E
RGB	rgb(99, 55, 30)
HSL	hsl(22, 53%, 25%)
HSV	hsv(22, 70%, 39%)
CMYK	cmyk(0%, 44.4%, 69.7%, 61.2%)
CIE-LAB	lab(28.06, 17.11, 23.81)
CIE-LCH	lch(28.06, 29.33, 54.30°)
OKLab	oklab(38.62% 0.048 0.0552)
OKLCH	oklch(38.62% 0.073 49)
XYZ	xyz(6.7467, 5.4795, 1.9304)
Luminance	0.0548 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63371E #1E4A63

analogous

#631E28 #63371E #63591E

triadic

#63371E #1E6337 #371E63

tetradic

#63371E #28631E #1E4A63 #591E63

square

#63371E #28631E #1E4A63 #591E63

split-complementary

#63371E #1E6359 #1E2863

monochromatic

#170D07 #341D10 #63371E #92512C #C16B3A

Accessibility & contrast

On white

10.02

#63371E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#63371E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #63371E

10.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63371E	#FFFFFF	#000000	##FFFFFF
##63371E	1.00	10.02	2.10	10.02
#FFFFFF	10.02	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	10.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433C1C

Deuteranopia (green-blind)

#4E461E

Tritanopia (blue-blind)

#6C2E31

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #63371e;
/* rgb */ color: rgb(99, 55, 30);
/* oklch */ color: oklch(38.6% 0.073 49.0);

Tailwind

colors: {
  custom: {
    50: '#936e5a',
    500: '#63371e',
    950: '#000000',
  },
}

SCSS

$custom: #63371e;
$custom-light: #936e5a;
$custom-dark: #000000;

JSON

{
  "hex": "#63371e",
  "rgb": {
    "r": 99,
    "g": 55,
    "b": 30
  },
  "hsl": {
    "h": 21.739,
    "s": 53.488,
    "l": 25.294
  },
  "oklch": {
    "l": 0.3862,
    "c": 0.07319,
    "h": 49
  },
  "luminance": 0.05479
}

Semantic roles & 50–950 ramp

primary

#63371E

secondary

#457A98

accent

#A8DD4B

background

#F9F6F5

surface

#F2ECE9

border

#CCC7C5

text

#0E0704

muted

#7E7A79

Preview Lab

Preview with #63371E

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

Preview Lab → · Contrast checker → · Palette generator →