#645211#645211

#645211 is a dark, moderate yellow. Relative luminance 0.088; OKLCH L 44.5% C 0.083 H 92.5°. Best body text is #FFFFFF at 7.62:1 contrast (WCAG AA passes).

Color values

HEX	#645211
RGB	rgb(100, 82, 17)
HSL	hsl(47, 71%, 23%)
HSV	hsv(47, 83%, 39%)
CMYK	cmyk(0%, 18%, 83%, 60.8%)
CIE-LAB	lab(35.57, 0.22, 38.10)
CIE-LCH	lch(35.57, 38.10, 89.67°)
OKLab	oklab(44.47% -0.0036 0.083)
OKLCH	oklch(44.47% 0.083 92.5)
XYZ	xyz(8.3745, 8.7849, 1.7848)
Luminance	0.0878 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#645211 #112364

analogous

#642811 #645211 #4C6411

triadic

#645211 #116452 #521164

tetradic

#645211 #116428 #112364 #64114C

square

#645211 #116428 #112364 #64114C

split-complementary

#645211 #114C64 #281164

monochromatic

#1A1504 #302708 #645211 #987D1A #CDA823

Accessibility & contrast

On white

7.62

#645211 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#645211 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #645211

7.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##645211	#FFFFFF	#000000	##FFFFFF
##645211	1.00	7.62	2.76	7.62
#FFFFFF	7.62	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5104

Deuteranopia (green-blind)

#605615

Tritanopia (blue-blind)

#6D4A46

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #645211;
/* rgb */ color: rgb(100, 82, 17);
/* oklch */ color: oklch(44.5% 0.083 92.5);

Tailwind

colors: {
  custom: {
    50: '#948255',
    500: '#645211',
    950: '#000000',
  },
}

SCSS

$custom: #645211;
$custom-light: #948255;
$custom-dark: #000000;

JSON

{
  "hex": "#645211",
  "rgb": {
    "r": 100,
    "g": 82,
    "b": 17
  },
  "hsl": {
    "h": 46.988,
    "s": 70.94,
    "l": 22.941
  },
  "oklch": {
    "l": 0.44467,
    "c": 0.08306,
    "h": 92.5
  },
  "luminance": 0.08784
}

Semantic roles & 50–950 ramp

primary

#645211

secondary

#354B9C

accent

#61EE3A

background

#F9F7F5

surface

#F2EEE9

border

#CCC9C5

text

#0E0A03

muted

#7E7C78

Preview Lab

Preview with #645211

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

Preview Lab → · Contrast checker → · Palette generator →