#645317#645317

#645317 is a dark, moderate yellow. Relative luminance 0.090; OKLCH L 44.7% C 0.080 H 92.7°. Best body text is #FFFFFF at 7.52:1 contrast (WCAG AA passes).

Color values

HEX	#645317
RGB	rgb(100, 83, 23)
HSL	hsl(47, 63%, 24%)
HSV	hsv(47, 77%, 39%)
CMYK	cmyk(0%, 17%, 77%, 60.8%)
CIE-LAB	lab(35.90, -0.09, 35.93)
CIE-LCH	lch(35.90, 35.93, 90.15°)
OKLab	oklab(44.75% -0.0038 0.0797)
OKLCH	oklch(44.75% 0.08 92.7)
XYZ	xyz(8.5039, 8.9582, 2.0916)
Luminance	0.0896 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#645317 #172864

analogous

#642D17 #645317 #4F6417

triadic

#645317 #176453 #531764

tetradic

#645317 #17642D #172864 #64174F

square

#645317 #17642D #172864 #64174F

split-complementary

#645317 #174F64 #2D1764

monochromatic

#191506 #322A0C #645317 #967C22 #C8A62E

Accessibility & contrast

On white

7.52

#645317 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#645317 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #645317

7.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##645317	#FFFFFF	#000000	##FFFFFF
##645317	1.00	7.52	2.79	7.52
#FFFFFF	7.52	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D520E

Deuteranopia (green-blind)

#61571A

Tritanopia (blue-blind)

#6D4C47

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #645317;
/* rgb */ color: rgb(100, 83, 23);
/* oklch */ color: oklch(44.7% 0.080 92.7);

Tailwind

colors: {
  custom: {
    50: '#938358',
    500: '#645317',
    950: '#000000',
  },
}

SCSS

$custom: #645317;
$custom-light: #938358;
$custom-dark: #000000;

JSON

{
  "hex": "#645317",
  "rgb": {
    "r": 100,
    "g": 83,
    "b": 23
  },
  "hsl": {
    "h": 46.753,
    "s": 62.602,
    "l": 24.118
  },
  "oklch": {
    "l": 0.44747,
    "c": 0.07979,
    "h": 92.7
  },
  "luminance": 0.08958
}

Semantic roles & 50–950 ramp

primary

#645317

secondary

#3C519A

accent

#66E642

background

#F9F7F5

surface

#F2EEE9

border

#CCC9C5

text

#0D0A03

muted

#7E7C78

Preview Lab

Preview with #645317

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

Preview Lab → · Contrast checker → · Palette generator →