#644A2C#644A2C

#644A2C is a dark, muted orange. Relative luminance 0.078; OKLCH L 43.0% C 0.057 H 69.3°. Best body text is #FFFFFF at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#644A2C
RGB	rgb(100, 74, 44)
HSL	hsl(32, 39%, 28%)
HSV	hsv(32, 56%, 39%)
CMYK	cmyk(0%, 26%, 56%, 60.8%)
CIE-LAB	lab(33.54, 7.03, 22.09)
CIE-LCH	lch(33.54, 23.18, 72.34°)
OKLab	oklab(42.97% 0.02 0.0531)
OKLCH	oklch(42.97% 0.057 69.3)
XYZ	xyz(8.1593, 7.7893, 3.4561)
Luminance	0.0779 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644A2C #2C4664

analogous

#642E2C #644A2C #62642C

triadic

#644A2C #2C644A #4A2C64

tetradic

#644A2C #2C642E #2C4664 #642C62

square

#644A2C #2C642E #2C4664 #642C62

split-complementary

#644A2C #2C6264 #2E2C64

monochromatic

#151009 #392B19 #644A2C #8E693F #B58956

Accessibility & contrast

On white

8.21

#644A2C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#644A2C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #644A2C

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644A2C	#FFFFFF	#000000	##FFFFFF
##644A2C	1.00	8.21	2.56	8.21
#FFFFFF	8.21	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534B2A

Deuteranopia (green-blind)

#59512D

Tritanopia (blue-blind)

#6C4443

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #644a2c;
/* rgb */ color: rgb(100, 74, 44);
/* oklch */ color: oklch(43.0% 0.057 69.3);

Tailwind

colors: {
  custom: {
    50: '#927c65',
    500: '#644a2c',
    950: '#000000',
  },
}

SCSS

$custom: #644a2c;
$custom-light: #927c65;
$custom-dark: #000000;

JSON

{
  "hex": "#644a2c",
  "rgb": {
    "r": 100,
    "g": 74,
    "b": 44
  },
  "hsl": {
    "h": 32.143,
    "s": 38.889,
    "l": 28.235
  },
  "oklch": {
    "l": 0.42968,
    "c": 0.0567,
    "h": 69.3
  },
  "luminance": 0.07789
}

Semantic roles & 50–950 ramp

primary

#644A2C

secondary

#567496

accent

#90CF59

background

#F9F7F6

surface

#F1EEEB

border

#CBC9C6

text

#0D0906

muted

#7E7B7A

Preview Lab

Preview with #644A2C

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

Preview Lab → · Contrast checker → · Palette generator →