#644B20#644B20

#644B20 is a dark, moderate orange. Relative luminance 0.078; OKLCH L 43.0% C 0.068 H 78.7°. Best body text is #FFFFFF at 8.17:1 contrast (WCAG AA passes).

Color values

HEX	#644B20
RGB	rgb(100, 75, 32)
HSL	hsl(38, 52%, 26%)
HSV	hsv(38, 68%, 39%)
CMYK	cmyk(0%, 25%, 68%, 60.8%)
CIE-LAB	lab(33.66, 5.37, 29.10)
CIE-LCH	lch(33.66, 29.59, 79.55°)
OKLab	oklab(43.01% 0.0133 0.0669)
OKLCH	oklch(43.01% 0.068 78.7)
XYZ	xyz(8.0328, 7.8463, 2.4576)
Luminance	0.0785 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644B20 #203964

analogous

#642920 #644B20 #5B6420

triadic

#644B20 #20644B #4B2064

tetradic

#644B20 #206429 #203964 #64205B

square

#644B20 #206429 #203964 #64205B

split-complementary

#644B20 #205B64 #292064

monochromatic

#171107 #362811 #644B20 #926E2F #C1913E

Accessibility & contrast

On white

8.17

#644B20 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#644B20 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #644B20

8.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644B20	#FFFFFF	#000000	##FFFFFF
##644B20	1.00	8.17	2.57	8.17
#FFFFFF	8.17	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554C1C

Deuteranopia (green-blind)

#5B5221

Tritanopia (blue-blind)

#6D4441

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #644b20;
/* rgb */ color: rgb(100, 75, 32);
/* oklch */ color: oklch(43.0% 0.068 78.7);

Tailwind

colors: {
  custom: {
    50: '#937d5d',
    500: '#644b20',
    950: '#000000',
  },
}

SCSS

$custom: #644b20;
$custom-light: #937d5d;
$custom-dark: #000000;

JSON

{
  "hex": "#644b20",
  "rgb": {
    "r": 100,
    "g": 75,
    "b": 32
  },
  "hsl": {
    "h": 37.941,
    "s": 51.515,
    "l": 25.882
  },
  "oklch": {
    "l": 0.43009,
    "c": 0.06822,
    "h": 78.7
  },
  "luminance": 0.07846
}

Semantic roles & 50–950 ramp

primary

#644B20

secondary

#486598

accent

#81DB4D

background

#F9F7F5

surface

#F2EEE9

border

#CCC9C5

text

#0D0904

muted

#7E7B79

Preview Lab

Preview with #644B20

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

Preview Lab → · Contrast checker → · Palette generator →