#645013#645013

#645013 is a dark, moderate yellow. Relative luminance 0.085; OKLCH L 44.0% C 0.081 H 89.7°. Best body text is #FFFFFF at 7.78:1 contrast (WCAG AA passes).

Color values

HEX	#645013
RGB	rgb(100, 80, 19)
HSL	hsl(45, 68%, 23%)
HSV	hsv(45, 81%, 39%)
CMYK	cmyk(0%, 20%, 81%, 60.8%)
CIE-LAB	lab(34.99, 1.52, 36.77)
CIE-LCH	lch(34.99, 36.80, 87.63°)
OKLab	oklab(44.02% 0.0004 0.0806)
OKLCH	oklch(44.02% 0.081 89.7)
XYZ	xyz(8.2422, 8.4942, 1.8214)
Luminance	0.0849 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#645013 #132764

analogous

#642713 #645013 #4F6413

triadic

#645013 #136450 #501364

tetradic

#645013 #136427 #132764 #64134F

square

#645013 #136427 #132764 #64134F

split-complementary

#645013 #134F64 #271364

monochromatic

#1A1505 #312709 #645013 #97791D #CBA227

Accessibility & contrast

On white

7.78

#645013 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#645013 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #645013

7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##645013	#FFFFFF	#000000	##FFFFFF
##645013	1.00	7.78	2.70	7.78
#FFFFFF	7.78	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A4F08

Deuteranopia (green-blind)

#5F5516

Tritanopia (blue-blind)

#6D4844

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #645013;
/* rgb */ color: rgb(100, 80, 19);
/* oklch */ color: oklch(44.0% 0.081 89.7);

Tailwind

colors: {
  custom: {
    50: '#938056',
    500: '#645013',
    950: '#000000',
  },
}

SCSS

$custom: #645013;
$custom-light: #938056;
$custom-dark: #000000;

JSON

{
  "hex": "#645013",
  "rgb": {
    "r": 100,
    "g": 80,
    "b": 19
  },
  "hsl": {
    "h": 45.185,
    "s": 68.067,
    "l": 23.333
  },
  "oklch": {
    "l": 0.44018,
    "c": 0.08059,
    "h": 89.7
  },
  "luminance": 0.08494
}

Semantic roles & 50–950 ramp

primary

#645013

secondary

#37509C

accent

#68EB3D

background

#F9F7F5

surface

#F2EEE9

border

#CCC9C5

text

#0E0A03

muted

#7E7C78

Preview Lab

Preview with #645013

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

Preview Lab → · Contrast checker → · Palette generator →