#63471B#63471B

#63471B is a dark, moderate orange. Relative luminance 0.072; OKLCH L 41.9% C 0.071 H 75.8°. Best body text is #FFFFFF at 8.58:1 contrast (WCAG AA passes).

Color values

HEX	#63471B
RGB	rgb(99, 71, 27)
HSL	hsl(37, 57%, 25%)
HSV	hsv(37, 73%, 39%)
CMYK	cmyk(0%, 28.3%, 72.7%, 61.2%)
CIE-LAB	lab(32.34, 7.00, 30.29)
CIE-LCH	lch(32.34, 31.09, 76.99°)
OKLab	oklab(41.93% 0.0174 0.0686)
OKLCH	oklch(41.93% 0.071 75.8)
XYZ	xyz(7.5971, 7.2388, 2.0338)
Luminance	0.0724 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63471B #1B3763

analogous

#63231B #63471B #5B631B

triadic

#63471B #1B6347 #471B63

tetradic

#63471B #1B6323 #1B3763 #631B5B

square

#63471B #1B6323 #1B3763 #631B5B

split-complementary

#63471B #1B5B63 #231B63

monochromatic

#181107 #33250E #63471B #936928 #C38C35

Accessibility & contrast

On white

8.58

#63471B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#63471B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #63471B

8.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63471B	#FFFFFF	#000000	##FFFFFF
##63471B	1.00	8.58	2.45	8.58
#FFFFFF	8.58	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514816

Deuteranopia (green-blind)

#584F1C

Tritanopia (blue-blind)

#6C403E

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #63471b;
/* rgb */ color: rgb(99, 71, 27);
/* oklch */ color: oklch(41.9% 0.071 75.8);

Tailwind

colors: {
  custom: {
    50: '#937a5a',
    500: '#63471b',
    950: '#000000',
  },
}

SCSS

$custom: #63471b;
$custom-light: #937a5a;
$custom-dark: #000000;

JSON

{
  "hex": "#63471b",
  "rgb": {
    "r": 99,
    "g": 71,
    "b": 27
  },
  "hsl": {
    "h": 36.667,
    "s": 57.143,
    "l": 24.706
  },
  "oklch": {
    "l": 0.41934,
    "c": 0.07077,
    "h": 75.8
  },
  "luminance": 0.07238
}

Semantic roles & 50–950 ramp

primary

#63471B

secondary

#416398

accent

#83E047

background

#F9F7F5

surface

#F2EDE9

border

#CCC8C5

text

#0D0904

muted

#7E7B79

Preview Lab

Preview with #63471B

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

Preview Lab → · Contrast checker → · Palette generator →