#637617#637617

#637617 is a mid, moderate yellow-green. Relative luminance 0.157; OKLCH L 53.2% C 0.118 H 120.8°. Best body text is #FFFFFF at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#637617
RGB	rgb(99, 118, 23)
HSL	hsl(72, 67%, 28%)
HSV	hsv(72, 81%, 46%)
CMYK	cmyk(16.1%, 0%, 80.5%, 53.7%)
CIE-LAB	lab(46.54, -20.29, 46.01)
CIE-LCH	lch(46.54, 50.29, 113.79°)
OKLab	oklab(53.22% -0.0602 0.1011)
OKLCH	oklch(53.22% 0.118 120.8)
XYZ	xyz(11.7789, 15.6714, 3.2148)
Luminance	0.1567 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#637617 #2A1776

analogous

#765917 #637617 #337617

triadic

#637617 #176376 #761763

tetradic

#637617 #177659 #2A1776 #761733

square

#637617 #177659 #2A1776 #761733

split-complementary

#637617 #173376 #591776

monochromatic

#151A05 #38430D #637617 #8EA921 #B6D731

Accessibility & contrast

On white

5.08

#637617 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.13

#637617 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #637617

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##637617	#FFFFFF	#000000	##FFFFFF
##637617	1.00	5.08	4.13	5.08
#FFFFFF	5.08	1.00	21.00	1.00
#000000	4.13	21.00	1.00	21.00
##FFFFFF	5.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E6F00

Deuteranopia (green-blind)

#7B6E20

Tritanopia (blue-blind)

#696F64

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #637617;
/* rgb */ color: rgb(99, 118, 23);
/* oklch */ color: oklch(53.2% 0.118 120.8);

Tailwind

colors: {
  custom: {
    50: '#929d5d',
    500: '#637617',
    950: '#000000',
  },
}

SCSS

$custom: #637617;
$custom-light: #929d5d;
$custom-dark: #000000;

JSON

{
  "hex": "#637617",
  "rgb": {
    "r": 99,
    "g": 118,
    "b": 23
  },
  "hsl": {
    "h": 72,
    "s": 67.376,
    "l": 27.647
  },
  "oklch": {
    "l": 0.53223,
    "c": 0.11764,
    "h": 120.8
  },
  "luminance": 0.15671
}

Semantic roles & 50–950 ramp

primary

#637617

secondary

#533EAB

accent

#3EEA60

background

#F9F9F5

surface

#F2F2E9

border

#CCCCC5

text

#0D0E05

muted

#7E7E79

Preview Lab

Preview with #637617

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

Preview Lab → · Contrast checker → · Palette generator →