#645110#645110

#645110 is a dark, moderate yellow. Relative luminance 0.086; OKLCH L 44.2% C 0.083 H 91.4°. Best body text is #FFFFFF at 7.70:1 contrast (WCAG AA passes).

Color values

HEX	#645110
RGB	rgb(100, 81, 16)
HSL	hsl(46, 72%, 23%)
HSV	hsv(46, 84%, 39%)
CMYK	cmyk(0%, 19%, 84%, 60.8%)
CIE-LAB	lab(35.27, 0.78, 38.21)
CIE-LCH	lch(35.27, 38.22, 88.83°)
OKLab	oklab(44.23% -0.0021 0.083)
OKLCH	oklch(44.23% 0.083 91.4)
XYZ	xyz(8.2920, 8.6321, 1.7195)
Luminance	0.0863 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#645110 #102364

analogous

#642710 #645110 #4D6410

triadic

#645110 #106451 #511064

tetradic

#645110 #106427 #102364 #64104D

square

#645110 #106427 #102364 #64104D

split-complementary

#645110 #104D64 #271064

monochromatic

#1A1504 #2F2608 #645110 #997C18 #CEA621

Accessibility & contrast

On white

7.70

#645110 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#645110 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #645110

7.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##645110	#FFFFFF	#000000	##FFFFFF
##645110	1.00	7.70	2.73	7.70
#FFFFFF	7.70	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5003

Deuteranopia (green-blind)

#605514

Tritanopia (blue-blind)

#6D4945

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #645110;
/* rgb */ color: rgb(100, 81, 16);
/* oklch */ color: oklch(44.2% 0.083 91.4);

Tailwind

colors: {
  custom: {
    50: '#948154',
    500: '#645110',
    950: '#000000',
  },
}

SCSS

$custom: #645110;
$custom-light: #948154;
$custom-dark: #000000;

JSON

{
  "hex": "#645110",
  "rgb": {
    "r": 100,
    "g": 81,
    "b": 16
  },
  "hsl": {
    "h": 46.429,
    "s": 72.414,
    "l": 22.745
  },
  "oklch": {
    "l": 0.44228,
    "c": 0.08301,
    "h": 91.4
  },
  "luminance": 0.08632
}

Semantic roles & 50–950 ramp

primary

#645110

secondary

#334B9D

accent

#62EF39

background

#F9F7F5

surface

#F2EEE9

border

#CCC9C5

text

#0E0A03

muted

#7E7C78

Preview Lab

Preview with #645110

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

Preview Lab → · Contrast checker → · Palette generator →