#645822#645822

#645822 is a mid, moderate yellow. Relative luminance 0.098; OKLCH L 46.0% C 0.075 H 96.8°. Best body text is #FFFFFF at 7.09:1 contrast (WCAG AA passes).

Color values

HEX	#645822
RGB	rgb(100, 88, 34)
HSL	hsl(49, 49%, 26%)
HSV	hsv(49, 66%, 39%)
CMYK	cmyk(0%, 12%, 66%, 60.8%)
CIE-LAB	lab(37.49, -2.37, 32.29)
CIE-LCH	lch(37.49, 32.38, 94.20°)
OKLab	oklab(46.03% -0.0088 0.0741)
OKLCH	oklch(46.03% 0.075 96.8)
XYZ	xyz(9.0344, 9.8047, 2.9297)
Luminance	0.0980 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#645822 #222E64

analogous

#643722 #645822 #4F6422

triadic

#645822 #226458 #582264

tetradic

#645822 #226437 #222E64 #64224F

square

#645822 #226437 #222E64 #64224F

split-complementary

#645822 #224F64 #372264

monochromatic

#171408 #363012 #645822 #928032 #BFA842

Accessibility & contrast

On white

7.09

#645822 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.96

#645822 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #645822

7.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##645822	#FFFFFF	#000000	##FFFFFF
##645822	1.00	7.09	2.96	7.09
#FFFFFF	7.09	1.00	21.00	1.00
#000000	2.96	21.00	1.00	21.00
##FFFFFF	7.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#61561C

Deuteranopia (green-blind)

#645A25

Tritanopia (blue-blind)

#6C514C

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #645822;
/* rgb */ color: rgb(100, 88, 34);
/* oklch */ color: oklch(46.0% 0.075 96.8);

Tailwind

colors: {
  custom: {
    50: '#928660',
    500: '#645822',
    950: '#000000',
  },
}

SCSS

$custom: #645822;
$custom-light: #928660;
$custom-dark: #000000;

JSON

{
  "hex": "#645822",
  "rgb": {
    "r": 100,
    "g": 88,
    "b": 34
  },
  "hsl": {
    "h": 49.091,
    "s": 49.254,
    "l": 26.275
  },
  "oklch": {
    "l": 0.46033,
    "c": 0.07457,
    "h": 96.8
  },
  "luminance": 0.09804
}

Semantic roles & 50–950 ramp

primary

#645822

secondary

#4A5898

accent

#68D94F

background

#F9F8F5

surface

#F1EFE9

border

#CBCAC5

text

#0D0B05

muted

#7E7C79

Preview Lab

Preview with #645822

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

Preview Lab → · Contrast checker → · Palette generator →