#643316#643316

#643316 is a dark, moderate orange. Relative luminance 0.051; OKLCH L 37.9% C 0.082 H 48.9°. Best body text is #FFFFFF at 10.36:1 contrast (WCAG AA passes).

Color values

HEX	#643316
RGB	rgb(100, 51, 22)
HSL	hsl(22, 64%, 24%)
HSV	hsv(22, 78%, 39%)
CMYK	cmyk(0%, 49%, 78%, 60.8%)
CIE-LAB	lab(27.12, 19.50, 27.45)
CIE-LCH	lch(27.12, 33.67, 54.61°)
OKLab	oklab(37.9% 0.0537 0.0614)
OKLCH	oklch(37.9% 0.082 48.9)
XYZ	xyz(6.5848, 5.1357, 1.4034)
Luminance	0.0513 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643316 #164764

analogous

#641620 #643316 #645A16

triadic

#643316 #166433 #331664

tetradic

#643316 #206416 #164764 #5A1664

square

#643316 #206416 #164764 #5A1664

split-complementary

#643316 #16645A #162064

monochromatic

#190D06 #32190B #643316 #964D21 #C8662C

Accessibility & contrast

On white

10.36

#643316 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#643316 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643316

10.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643316	#FFFFFF	#000000	##FFFFFF
##643316	1.00	10.36	2.03	10.36
#FFFFFF	10.36	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#413913

Deuteranopia (green-blind)

#4D4415

Tritanopia (blue-blind)

#6E292D

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #643316;
/* rgb */ color: rgb(100, 51, 22);
/* oklch */ color: oklch(37.9% 0.082 48.9);

Tailwind

colors: {
  custom: {
    50: '#956b55',
    500: '#643316',
    950: '#000000',
  },
}

SCSS

$custom: #643316;
$custom-light: #956b55;
$custom-dark: #000000;

JSON

{
  "hex": "#643316",
  "rgb": {
    "r": 100,
    "g": 51,
    "b": 22
  },
  "hsl": {
    "h": 22.308,
    "s": 63.934,
    "l": 23.922
  },
  "oklch": {
    "l": 0.37897,
    "c": 0.08157,
    "h": 48.9
  },
  "luminance": 0.05135
}

Semantic roles & 50–950 ramp

primary

#643316

secondary

#3B779B

accent

#A9E741

background

#F9F6F4

surface

#F2EBE8

border

#CCC6C4

text

#0E0603

muted

#7E7A78

Preview Lab

Preview with #643316

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

Preview Lab → · Contrast checker → · Palette generator →