#644F23#644F23

#644F23 is a dark, moderate orange. Relative luminance 0.084; OKLCH L 44.0% C 0.067 H 83.8°. Best body text is #FFFFFF at 7.82:1 contrast (WCAG AA passes).

Color values

HEX	#644F23
RGB	rgb(100, 79, 35)
HSL	hsl(41, 48%, 26%)
HSV	hsv(41, 65%, 39%)
CMYK	cmyk(0%, 21%, 65%, 60.8%)
CIE-LAB	lab(34.85, 3.14, 28.81)
CIE-LCH	lch(34.85, 28.98, 83.78°)
OKLab	oklab(43.95% 0.0073 0.0668)
OKLCH	oklch(43.95% 0.067 83.8)
XYZ	xyz(8.3553, 8.4232, 2.7755)
Luminance	0.0842 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644F23 #233864

analogous

#642F23 #644F23 #596423

triadic

#644F23 #23644F #4F2364

tetradic

#644F23 #23642F #233864 #642359

square

#644F23 #23642F #233864 #642359

split-complementary

#644F23 #235964 #2F2364

monochromatic

#171208 #372B13 #644F23 #917333 #BE9644

Accessibility & contrast

On white

7.82

#644F23 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#644F23 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #644F23

7.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644F23	#FFFFFF	#000000	##FFFFFF
##644F23	1.00	7.82	2.68	7.82
#FFFFFF	7.82	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#584F1F

Deuteranopia (green-blind)

#5D5425

Tritanopia (blue-blind)

#6C4845

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #644f23;
/* rgb */ color: rgb(100, 79, 35);
/* oklch */ color: oklch(44.0% 0.067 83.8);

Tailwind

colors: {
  custom: {
    50: '#92805f',
    500: '#644f23',
    950: '#000000',
  },
}

SCSS

$custom: #644f23;
$custom-light: #92805f;
$custom-dark: #000000;

JSON

{
  "hex": "#644f23",
  "rgb": {
    "r": 100,
    "g": 79,
    "b": 35
  },
  "hsl": {
    "h": 40.615,
    "s": 48.148,
    "l": 26.471
  },
  "oklch": {
    "l": 0.43953,
    "c": 0.06714,
    "h": 83.8
  },
  "luminance": 0.08423
}

Semantic roles & 50–950 ramp

primary

#644F23

secondary

#4B6498

accent

#7CD850

background

#F9F7F5

surface

#F2EEE9

border

#CCC9C5

text

#0D0A05

muted

#7E7C79

Preview Lab

Preview with #644F23

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

Preview Lab → · Contrast checker → · Palette generator →