#63451B#63451B

#63451B is a dark, moderate orange. Relative luminance 0.070; OKLCH L 41.5% C 0.071 H 72.6°. Best body text is #FFFFFF at 8.76:1 contrast (WCAG AA passes).

Color values

HEX	#63451B
RGB	rgb(99, 69, 27)
HSL	hsl(35, 57%, 25%)
HSV	hsv(35, 73%, 39%)
CMYK	cmyk(0%, 30.3%, 72.7%, 61.2%)
CIE-LAB	lab(31.78, 8.24, 29.68)
CIE-LCH	lch(31.78, 30.80, 74.49°)
OKLab	oklab(41.49% 0.0211 0.0673)
OKLCH	oklch(41.49% 0.071 72.6)
XYZ	xyz(7.4720, 6.9886, 1.9921)
Luminance	0.0699 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63451B #1B3963

analogous

#63211B #63451B #5D631B

triadic

#63451B #1B6345 #451B63

tetradic

#63451B #1B6321 #1B3963 #631B5D

square

#63451B #1B6321 #1B3963 #631B5D

split-complementary

#63451B #1B5D63 #211B63

monochromatic

#181107 #33230E #63451B #936728 #C38835

Accessibility & contrast

On white

8.76

#63451B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#63451B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #63451B

8.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63451B	#FFFFFF	#000000	##FFFFFF
##63451B	1.00	8.76	2.40	8.76
#FFFFFF	8.76	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504716

Deuteranopia (green-blind)

#574E1C

Tritanopia (blue-blind)

#6C3D3C

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #63451b;
/* rgb */ color: rgb(99, 69, 27);
/* oklch */ color: oklch(41.5% 0.071 72.6);

Tailwind

colors: {
  custom: {
    50: '#937859',
    500: '#63451b',
    950: '#000000',
  },
}

SCSS

$custom: #63451b;
$custom-light: #937859;
$custom-dark: #000000;

JSON

{
  "hex": "#63451b",
  "rgb": {
    "r": 99,
    "g": 69,
    "b": 27
  },
  "hsl": {
    "h": 35,
    "s": 57.143,
    "l": 24.706
  },
  "oklch": {
    "l": 0.41494,
    "c": 0.07052,
    "h": 72.6
  },
  "luminance": 0.06988
}

Semantic roles & 50–950 ramp

primary

#63451B

secondary

#416698

accent

#87E047

background

#F9F7F5

surface

#F2EDE9

border

#CCC8C5

text

#0D0904

muted

#7E7B79

Preview Lab

Preview with #63451B

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

Preview Lab → · Contrast checker → · Palette generator →