#645010#645010

#645010 is a dark, moderate yellow. Relative luminance 0.085; OKLCH L 44.0% C 0.082 H 90.3°. Best body text is #FFFFFF at 7.79:1 contrast (WCAG AA passes).

Color values

HEX	#645010
RGB	rgb(100, 80, 16)
HSL	hsl(46, 72%, 23%)
HSV	hsv(46, 84%, 39%)
CMYK	cmyk(0%, 20%, 84%, 60.8%)
CIE-LAB	lab(34.97, 1.39, 37.95)
CIE-LCH	lch(34.97, 37.97, 87.90°)
OKLab	oklab(44% -0.0004 0.0824)
OKLCH	oklch(44% 0.082 90.3)
XYZ	xyz(8.2182, 8.4846, 1.6949)
Luminance	0.0848 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#645010 #102464

analogous

#642610 #645010 #4E6410

triadic

#645010 #106450 #501064

tetradic

#645010 #106426 #102464 #64104E

square

#645010 #106426 #102464 #64104E

split-complementary

#645010 #104E64 #261064

monochromatic

#1A1504 #2F2608 #645010 #997A18 #CEA421

Accessibility & contrast

On white

7.79

#645010 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#645010 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #645010

7.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##645010	#FFFFFF	#000000	##FFFFFF
##645010	1.00	7.79	2.70	7.79
#FFFFFF	7.79	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A4F04

Deuteranopia (green-blind)

#5F5514

Tritanopia (blue-blind)

#6D4844

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #645010;
/* rgb */ color: rgb(100, 80, 16);
/* oklch */ color: oklch(44.0% 0.082 90.3);

Tailwind

colors: {
  custom: {
    50: '#948054',
    500: '#645010',
    950: '#000000',
  },
}

SCSS

$custom: #645010;
$custom-light: #948054;
$custom-dark: #000000;

JSON

{
  "hex": "#645010",
  "rgb": {
    "r": 100,
    "g": 80,
    "b": 16
  },
  "hsl": {
    "h": 45.714,
    "s": 72.414,
    "l": 22.745
  },
  "oklch": {
    "l": 0.43997,
    "c": 0.08241,
    "h": 90.3
  },
  "luminance": 0.08484
}

Semantic roles & 50–950 ramp

primary

#645010

secondary

#334C9D

accent

#64EF39

background

#F9F7F5

surface

#F2EEE9

border

#CCC9C5

text

#0E0A03

muted

#7E7C78

Preview Lab

Preview with #645010

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

Preview Lab → · Contrast checker → · Palette generator →