#645917#645917

#645917 is a mid, moderate yellow. Relative luminance 0.099; OKLCH L 46.2% C 0.085 H 99.5°. Best body text is #FFFFFF at 7.04:1 contrast (WCAG AA passes).

Color values

HEX	#645917
RGB	rgb(100, 89, 23)
HSL	hsl(51, 63%, 24%)
HSV	hsv(51, 77%, 39%)
CMYK	cmyk(0%, 11%, 77%, 60.8%)
CIE-LAB	lab(37.69, -3.68, 37.68)
CIE-LCH	lch(37.69, 37.86, 95.57°)
OKLab	oklab(46.16% -0.014 0.0834)
OKLCH	oklch(46.16% 0.085 99.5)
XYZ	xyz(8.9830, 9.9164, 2.2513)
Luminance	0.0992 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#645917 #172264

analogous

#643317 #645917 #496417

triadic

#645917 #176459 #591764

tetradic

#645917 #176433 #172264 #641749

square

#645917 #176433 #172264 #641749

split-complementary

#645917 #174964 #331764

monochromatic

#191606 #322D0C #645917 #968522 #C8B22E

Accessibility & contrast

On white

7.04

#645917 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#645917 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #645917

7.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##645917	#FFFFFF	#000000	##FFFFFF
##645917	1.00	7.04	2.98	7.04
#FFFFFF	7.04	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#62560C

Deuteranopia (green-blind)

#655A1B

Tritanopia (blue-blind)

#6C524C

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #645917;
/* rgb */ color: rgb(100, 89, 23);
/* oklch */ color: oklch(46.2% 0.085 99.5);

Tailwind

colors: {
  custom: {
    50: '#938759',
    500: '#645917',
    950: '#000000',
  },
}

SCSS

$custom: #645917;
$custom-light: #938759;
$custom-dark: #000000;

JSON

{
  "hex": "#645917",
  "rgb": {
    "r": 100,
    "g": 89,
    "b": 23
  },
  "hsl": {
    "h": 51.429,
    "s": 62.602,
    "l": 24.118
  },
  "oklch": {
    "l": 0.46162,
    "c": 0.08457,
    "h": 99.5
  },
  "luminance": 0.09916
}

Semantic roles & 50–950 ramp

primary

#645917

secondary

#3C4A9A

accent

#59E642

background

#F9F8F5

surface

#F2EFE9

border

#CCCAC5

text

#0D0B04

muted

#7E7C79

Preview Lab

Preview with #645917

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

Preview Lab → · Contrast checker → · Palette generator →