#64511B#64511B

#64511B is a dark, moderate orange. Relative luminance 0.087; OKLCH L 44.3% C 0.075 H 89.3°. Best body text is #FFFFFF at 7.68:1 contrast (WCAG AA passes).

Color values

HEX	#64511B
RGB	rgb(100, 81, 27)
HSL	hsl(44, 57%, 25%)
HSV	hsv(44, 73%, 39%)
CMYK	cmyk(0%, 19%, 73%, 60.8%)
CIE-LAB	lab(35.35, 1.35, 33.50)
CIE-LCH	lch(35.35, 33.52, 87.69°)
OKLab	oklab(44.32% 0.0009 0.0754)
OKLCH	oklch(44.32% 0.075 89.3)
XYZ	xyz(8.3962, 8.6738, 2.2687)
Luminance	0.0867 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64511B #1B2E64

analogous

#642D1B #64511B #52641B

triadic

#64511B #1B6451 #511B64

tetradic

#64511B #1B642D #1B2E64 #641B52

square

#64511B #1B642D #1B2E64 #641B52

split-complementary

#64511B #1B5264 #2D1B64

monochromatic

#181407 #342A0E #64511B #947828 #C49F35

Accessibility & contrast

On white

7.68

#64511B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#64511B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #64511B

7.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64511B	#FFFFFF	#000000	##FFFFFF
##64511B	1.00	7.68	2.73	7.68
#FFFFFF	7.68	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5014

Deuteranopia (green-blind)

#5F551E

Tritanopia (blue-blind)

#6D4A46

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #64511b;
/* rgb */ color: rgb(100, 81, 27);
/* oklch */ color: oklch(44.3% 0.075 89.3);

Tailwind

colors: {
  custom: {
    50: '#93815b',
    500: '#64511b',
    950: '#000000',
  },
}

SCSS

$custom: #64511b;
$custom-light: #93815b;
$custom-dark: #000000;

JSON

{
  "hex": "#64511b",
  "rgb": {
    "r": 100,
    "g": 81,
    "b": 27
  },
  "hsl": {
    "h": 44.384,
    "s": 57.48,
    "l": 24.902
  },
  "oklch": {
    "l": 0.4432,
    "c": 0.07538,
    "h": 89.3
  },
  "luminance": 0.08673
}

Semantic roles & 50–950 ramp

primary

#64511B

secondary

#415899

accent

#6FE147

background

#F9F7F5

surface

#F2EEE9

border

#CCC9C5

text

#0D0A04

muted

#7E7C79

Preview Lab

Preview with #64511B

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

Preview Lab → · Contrast checker → · Palette generator →