#645313#645313

#645313 is a dark, moderate yellow. Relative luminance 0.089; OKLCH L 44.7% C 0.083 H 93.3°. Best body text is #FFFFFF at 7.53:1 contrast (WCAG AA passes).

Color values

HEX	#645313
RGB	rgb(100, 83, 19)
HSL	hsl(47, 68%, 23%)
HSV	hsv(47, 81%, 39%)
CMYK	cmyk(0%, 17%, 81%, 60.8%)
CIE-LAB	lab(35.88, -0.30, 37.60)
CIE-LCH	lch(35.88, 37.60, 90.45°)
OKLab	oklab(44.72% -0.0048 0.0824)
OKLCH	oklch(44.72% 0.083 93.3)
XYZ	xyz(8.4668, 8.9434, 1.8962)
Luminance	0.0894 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#645313 #132464

analogous

#642A13 #645313 #4C6413

triadic

#645313 #136453 #531364

tetradic

#645313 #13642A #132464 #64134C

square

#645313 #13642A #132464 #64134C

split-complementary

#645313 #134C64 #2A1364

monochromatic

#1A1505 #312809 #645313 #977E1D #CBA827

Accessibility & contrast

On white

7.53

#645313 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#645313 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #645313

7.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##645313	#FFFFFF	#000000	##FFFFFF
##645313	1.00	7.53	2.79	7.53
#FFFFFF	7.53	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5107

Deuteranopia (green-blind)

#615617

Tritanopia (blue-blind)

#6D4C47

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #645313;
/* rgb */ color: rgb(100, 83, 19);
/* oklch */ color: oklch(44.7% 0.083 93.3);

Tailwind

colors: {
  custom: {
    50: '#938356',
    500: '#645313',
    950: '#000000',
  },
}

SCSS

$custom: #645313;
$custom-light: #938356;
$custom-dark: #000000;

JSON

{
  "hex": "#645313",
  "rgb": {
    "r": 100,
    "g": 83,
    "b": 19
  },
  "hsl": {
    "h": 47.407,
    "s": 68.067,
    "l": 23.333
  },
  "oklch": {
    "l": 0.44715,
    "c": 0.0825,
    "h": 93.3
  },
  "luminance": 0.08943
}

Semantic roles & 50–950 ramp

primary

#645313

secondary

#374C9C

accent

#61EB3D

background

#F9F7F5

surface

#F2EEE9

border

#CCC9C5

text

#0E0A03

muted

#7E7C78

Preview Lab

Preview with #645313

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

Preview Lab → · Contrast checker → · Palette generator →