#645812#645812

#645812 is a mid, moderate yellow. Relative luminance 0.097; OKLCH L 45.9% C 0.087 H 99.0°. Best body text is #FFFFFF at 7.13:1 contrast (WCAG AA passes).

Color values

HEX	#645812
RGB	rgb(100, 88, 18)
HSL	hsl(51, 69%, 23%)
HSV	hsv(51, 82%, 39%)
CMYK	cmyk(0%, 12%, 82%, 60.8%)
CIE-LAB	lab(37.36, -3.33, 39.37)
CIE-LCH	lch(37.36, 39.51, 94.83°)
OKLab	oklab(45.89% -0.0135 0.0859)
OKLCH	oklch(45.89% 0.087 99)
XYZ	xyz(8.8549, 9.7329, 1.9844)
Luminance	0.0973 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#645812 #121E64

analogous

#642F12 #645812 #476412

triadic

#645812 #126458 #581264

tetradic

#645812 #12642F #121E64 #641247

square

#645812 #12642F #121E64 #641247

split-complementary

#645812 #124764 #2F1264

monochromatic

#1A1705 #302A09 #645812 #98861B #CCB325

Accessibility & contrast

On white

7.13

#645812 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#645812 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #645812

7.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##645812	#FFFFFF	#000000	##FFFFFF
##645812	1.00	7.13	2.95	7.13
#FFFFFF	7.13	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625504

Deuteranopia (green-blind)

#655A17

Tritanopia (blue-blind)

#6C514B

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #645812;
/* rgb */ color: rgb(100, 88, 18);
/* oklch */ color: oklch(45.9% 0.087 99.0);

Tailwind

colors: {
  custom: {
    50: '#938656',
    500: '#645812',
    950: '#000000',
  },
}

SCSS

$custom: #645812;
$custom-light: #938656;
$custom-dark: #000000;

JSON

{
  "hex": "#645812",
  "rgb": {
    "r": 100,
    "g": 88,
    "b": 18
  },
  "hsl": {
    "h": 51.22,
    "s": 69.492,
    "l": 23.137
  },
  "oklch": {
    "l": 0.45887,
    "c": 0.08697,
    "h": 99
  },
  "luminance": 0.09732
}

Semantic roles & 50–950 ramp

primary

#645812

secondary

#36459C

accent

#55EC3B

background

#F9F8F5

surface

#F2EFE9

border

#CCCAC5

text

#0D0B03

muted

#7E7C78

Preview Lab

Preview with #645812

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

Preview Lab → · Contrast checker → · Palette generator →