#644128#644128

#644128 is a dark, moderate orange. Relative luminance 0.066; OKLCH L 41.0% C 0.062 H 55.6°. Best body text is #FFFFFF at 9.02:1 contrast (WCAG AA passes).

Color values

HEX	#644128
RGB	rgb(100, 65, 40)
HSL	hsl(25, 43%, 27%)
HSV	hsv(25, 60%, 39%)
CMYK	cmyk(0%, 35%, 60%, 60.8%)
CIE-LAB	lab(30.98, 12.23, 21.32)
CIE-LCH	lch(30.98, 24.58, 60.16°)
OKLab	oklab(40.96% 0.0349 0.051)
OKLCH	oklch(40.96% 0.062 55.6)
XYZ	xyz(7.5293, 6.6437, 2.8929)
Luminance	0.0664 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#644128 #284B64

analogous

#64282D #644128 #645F28

triadic

#644128 #286441 #412864

tetradic

#644128 #2D6428 #284B64 #5F2864

square

#644128 #2D6428 #284B64 #5F2864

split-complementary

#644128 #28645F #282D64

monochromatic

#160E09 #382517 #644128 #905D39 #B87A4E

Accessibility & contrast

On white

9.02

#644128 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#644128 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #644128

9.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##644128	#FFFFFF	#000000	##FFFFFF
##644128	1.00	9.02	2.33	9.02
#FFFFFF	9.02	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B4426

Deuteranopia (green-blind)

#534C28

Tritanopia (blue-blind)

#6D3A3B

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #644128;
/* rgb */ color: rgb(100, 65, 40);
/* oklch */ color: oklch(41.0% 0.062 55.6);

Tailwind

colors: {
  custom: {
    50: '#937562',
    500: '#644128',
    950: '#000000',
  },
}

SCSS

$custom: #644128;
$custom-light: #937562;
$custom-dark: #000000;

JSON

{
  "hex": "#644128",
  "rgb": {
    "r": 100,
    "g": 65,
    "b": 40
  },
  "hsl": {
    "h": 25,
    "s": 42.857,
    "l": 27.451
  },
  "oklch": {
    "l": 0.40956,
    "c": 0.06179,
    "h": 55.6
  },
  "luminance": 0.06643
}

Semantic roles & 50–950 ramp

primary

#644128

secondary

#517A97

accent

#9ED355

background

#F9F7F5

surface

#F2EDEA

border

#CCC8C6

text

#0D0805

muted

#7E7B79

Preview Lab

Preview with #644128

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

Preview Lab → · Contrast checker → · Palette generator →