#643E24#643E24

#643E24 is a dark, moderate orange. Relative luminance 0.063; OKLCH L 40.3% C 0.066 H 54.1°. Best body text is #FFFFFF at 9.31:1 contrast (WCAG AA passes).

Color values

HEX	#643E24
RGB	rgb(100, 62, 36)
HSL	hsl(24, 47%, 27%)
HSV	hsv(24, 64%, 39%)
CMYK	cmyk(0%, 38%, 64%, 60.8%)
CIE-LAB	lab(30.11, 13.74, 22.69)
CIE-LCH	lch(30.11, 26.52, 58.80°)
OKLab	oklab(40.26% 0.0388 0.0536)
OKLCH	oklch(40.26% 0.066 54.1)
XYZ	xyz(7.2971, 6.2826, 2.4971)
Luminance	0.0628 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643E24 #244A64

analogous

#64242A #643E24 #645E24

triadic

#643E24 #24643E #3E2464

tetradic

#643E24 #2A6424 #244A64 #5E2464

square

#643E24 #2A6424 #244A64 #5E2464

split-complementary

#643E24 #24645E #242A64

monochromatic

#170E08 #372214 #643E24 #915A34 #BC7646

Accessibility & contrast

On white

9.31

#643E24 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#643E24 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643E24

9.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643E24	#FFFFFF	#000000	##FFFFFF
##643E24	1.00	9.31	2.26	9.31
#FFFFFF	9.31	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#494222

Deuteranopia (green-blind)

#524A24

Tritanopia (blue-blind)

#6D3638

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #643e24;
/* rgb */ color: rgb(100, 62, 36);
/* oklch */ color: oklch(40.3% 0.066 54.1);

Tailwind

colors: {
  custom: {
    50: '#93735f',
    500: '#643e24',
    950: '#000000',
  },
}

SCSS

$custom: #643e24;
$custom-light: #93735f;
$custom-dark: #000000;

JSON

{
  "hex": "#643e24",
  "rgb": {
    "r": 100,
    "g": 62,
    "b": 36
  },
  "hsl": {
    "h": 24.375,
    "s": 47.059,
    "l": 26.667
  },
  "oklch": {
    "l": 0.40264,
    "c": 0.06614,
    "h": 54.1
  },
  "luminance": 0.06282
}

Semantic roles & 50–950 ramp

primary

#643E24

secondary

#4C7997

accent

#A0D751

background

#F9F7F5

surface

#F2EDE9

border

#CCC8C5

text

#0D0804

muted

#7E7B79

Preview Lab

Preview with #643E24

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

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