#644C2D#644C2D

#644C2D is a dark, muted orange. Relative luminance 0.081; OKLCH L 43.4% C 0.056 H 72.6°. Best body text is #FFFFFF at 8.03:1 contrast (WCAG AA passes).

Color values

HEX	#644C2D
RGB	rgb(100, 76, 45)
HSL	hsl(34, 38%, 28%)
HSV	hsv(34, 55%, 39%)
CMYK	cmyk(0%, 24%, 55%, 60.8%)
CIE-LAB	lab(34.12, 5.90, 22.22)
CIE-LCH	lch(34.12, 22.99, 75.13°)
OKLab	oklab(43.43% 0.0168 0.0534)
OKLCH	oklch(43.43% 0.056 72.6)
XYZ	xyz(8.3140, 8.0682, 3.6015)
Luminance	0.0807 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644C2D #2D4564

analogous

#64302D #644C2D #60642D

triadic

#644C2D #2D644C #4C2D64

tetradic

#644C2D #2D6430 #2D4564 #642D60

square

#644C2D #2D6430 #2D4564 #642D60

split-complementary

#644C2D #2D6064 #302D64

monochromatic

#151009 #3A2C1A #644C2D #8E6C40 #B48C58

Accessibility & contrast

On white

8.03

#644C2D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#644C2D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #644C2D

8.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644C2D	#FFFFFF	#000000	##FFFFFF
##644C2D	1.00	8.03	2.61	8.03
#FFFFFF	8.03	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554D2A

Deuteranopia (green-blind)

#5A532E

Tritanopia (blue-blind)

#6C4644

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #644c2d;
/* rgb */ color: rgb(100, 76, 45);
/* oklch */ color: oklch(43.4% 0.056 72.6);

Tailwind

colors: {
  custom: {
    50: '#927e66',
    500: '#644c2d',
    950: '#000000',
  },
}

SCSS

$custom: #644c2d;
$custom-light: #927e66;
$custom-dark: #000000;

JSON

{
  "hex": "#644c2d",
  "rgb": {
    "r": 100,
    "g": 76,
    "b": 45
  },
  "hsl": {
    "h": 33.818,
    "s": 37.931,
    "l": 28.431
  },
  "oklch": {
    "l": 0.4343,
    "c": 0.05601,
    "h": 72.6
  },
  "luminance": 0.08068
}

Semantic roles & 50–950 ramp

primary

#644C2D

secondary

#577296

accent

#8DCE5A

background

#F9F7F6

surface

#F1EEEB

border

#CBC9C6

text

#0D0906

muted

#7E7B7A

Preview Lab

Preview with #644C2D

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

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