#643E25#643E25

#643E25 is a dark, moderate orange. Relative luminance 0.063; OKLCH L 40.3% C 0.065 H 53.2°. Best body text is #FFFFFF at 9.30:1 contrast (WCAG AA passes).

Color values

HEX	#643E25
RGB	rgb(100, 62, 37)
HSL	hsl(24, 46%, 27%)
HSV	hsv(24, 63%, 39%)
CMYK	cmyk(0%, 38%, 63%, 60.8%)
CIE-LAB	lab(30.13, 13.82, 22.10)
CIE-LCH	lch(30.13, 26.07, 57.98°)
OKLab	oklab(40.28% 0.0392 0.0524)
OKLCH	oklch(40.28% 0.065 53.2)
XYZ	xyz(7.3126, 6.2888, 2.5786)
Luminance	0.0629 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643E25 #254B64

analogous

#64252C #643E25 #645E25

triadic

#643E25 #25643E #3E2564

tetradic

#643E25 #2C6425 #254B64 #5E2564

square

#643E25 #2C6425 #254B64 #5E2564

split-complementary

#643E25 #25645E #252C64

monochromatic

#160E08 #372214 #643E25 #915A36 #BB7648

Accessibility & contrast

On white

9.30

#643E25 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#643E25 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643E25

9.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643E25	#FFFFFF	#000000	##FFFFFF
##643E25	1.00	9.30	2.26	9.30
#FFFFFF	9.30	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#494223

Deuteranopia (green-blind)

#524A25

Tritanopia (blue-blind)

#6D3738

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #643e25;
/* rgb */ color: rgb(100, 62, 37);
/* oklch */ color: oklch(40.3% 0.065 53.2);

Tailwind

colors: {
  custom: {
    50: '#937360',
    500: '#643e25',
    950: '#000000',
  },
}

SCSS

$custom: #643e25;
$custom-light: #937360;
$custom-dark: #000000;

JSON

{
  "hex": "#643e25",
  "rgb": {
    "r": 100,
    "g": 62,
    "b": 37
  },
  "hsl": {
    "h": 23.81,
    "s": 45.985,
    "l": 26.863
  },
  "oklch": {
    "l": 0.40281,
    "c": 0.06544,
    "h": 53.2
  },
  "luminance": 0.06288
}

Semantic roles & 50–950 ramp

primary

#643E25

secondary

#4E7A97

accent

#A1D652

background

#F9F7F5

surface

#F2EDE9

border

#CCC8C5

text

#0D0805

muted

#7E7B79

Preview Lab

Preview with #643E25

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

Preview Lab → · Contrast checker → · Palette generator →