#64641B#64641B

#64641B is a mid, moderate yellow. Relative luminance 0.119; OKLCH L 48.9% C 0.093 H 109.4°. Best body text is #FFFFFF at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#64641B
RGB	rgb(100, 100, 27)
HSL	hsl(60, 57%, 25%)
HSV	hsv(60, 73%, 39%)
CMYK	cmyk(0%, 0%, 73%, 60.8%)
CIE-LAB	lab(41.06, -9.83, 39.30)
CIE-LCH	lch(41.06, 40.51, 104.04°)
OKLab	oklab(48.85% -0.0309 0.0876)
OKLCH	oklch(48.85% 0.093 109.4)
XYZ	xyz(10.0109, 11.9031, 2.8069)
Luminance	0.1190 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64641B #1B1B64

analogous

#64401B #64641B #40641B

triadic

#64641B #1B6464 #641B64

tetradic

#64641B #1B6440 #1B1B64 #641B40

square

#64641B #1B6440 #1B1B64 #641B40

split-complementary

#64641B #1B4064 #401B64

monochromatic

#181807 #34340E #64641B #949428 #C4C435

Accessibility & contrast

On white

6.21

#64641B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#64641B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #64641B

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64641B	#FFFFFF	#000000	##FFFFFF
##64641B	1.00	6.21	3.38	6.21
#FFFFFF	6.21	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C600F

Deuteranopia (green-blind)

#6D6220

Tritanopia (blue-blind)

#6B5D56

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #64641b;
/* rgb */ color: rgb(100, 100, 27);
/* oklch */ color: oklch(48.9% 0.093 109.4);

Tailwind

colors: {
  custom: {
    50: '#938f5d',
    500: '#64641b',
    950: '#000000',
  },
}

SCSS

$custom: #64641b;
$custom-light: #938f5d;
$custom-dark: #000000;

JSON

{
  "hex": "#64641b",
  "rgb": {
    "r": 100,
    "g": 100,
    "b": 27
  },
  "hsl": {
    "h": 60,
    "s": 57.48,
    "l": 24.902
  },
  "oklch": {
    "l": 0.48853,
    "c": 0.09291,
    "h": 109.4
  },
  "luminance": 0.11903
}

Semantic roles & 50–950 ramp

primary

#64641B

secondary

#414199

accent

#47E147

background

#F9F8F5

surface

#F2F0E9

border

#CCCBC5

text

#0D0C04

muted

#7E7D79

Preview Lab

Preview with #64641B

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

Preview Lab → · Contrast checker → · Palette generator →