#637216#637216

#637216 is a mid, moderate yellow. Relative luminance 0.147; OKLCH L 52.2% C 0.113 H 118.9°. Best body text is #FFFFFF at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#637216
RGB	rgb(99, 114, 22)
HSL	hsl(70, 68%, 27%)
HSV	hsv(70, 81%, 45%)
CMYK	cmyk(13.2%, 0%, 80.7%, 55.3%)
CIE-LAB	lab(45.28, -18.24, 45.19)
CIE-LCH	lch(45.28, 48.73, 111.98°)
OKLab	oklab(52.21% -0.0546 0.0992)
OKLCH	oklch(52.21% 0.113 118.9)
XYZ	xyz(11.3080, 14.7453, 3.0093)
Luminance	0.1474 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#637216 #251672

analogous

#725316 #637216 #357216

triadic

#637216 #166372 #721663

tetradic

#637216 #167253 #251672 #721635

square

#637216 #167253 #251672 #721635

split-complementary

#637216 #163572 #531672

monochromatic

#161A05 #363F0C #637216 #90A520 #BBD62C

Accessibility & contrast

On white

5.32

#637216 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.95

#637216 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #637216

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##637216	#FFFFFF	#000000	##FFFFFF
##637216	1.00	5.32	3.95	5.32
#FFFFFF	5.32	1.00	21.00	1.00
#000000	3.95	21.00	1.00	21.00
##FFFFFF	5.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A6B00

Deuteranopia (green-blind)

#786B1F

Tritanopia (blue-blind)

#696B61

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #637216;
/* rgb */ color: rgb(99, 114, 22);
/* oklch */ color: oklch(52.2% 0.113 118.9);

Tailwind

colors: {
  custom: {
    50: '#929a5c',
    500: '#637216',
    950: '#000000',
  },
}

SCSS

$custom: #637216;
$custom-light: #929a5c;
$custom-dark: #000000;

JSON

{
  "hex": "#637216",
  "rgb": {
    "r": 99,
    "g": 114,
    "b": 22
  },
  "hsl": {
    "h": 69.783,
    "s": 67.647,
    "l": 26.667
  },
  "oklch": {
    "l": 0.52208,
    "c": 0.11322,
    "h": 118.9
  },
  "luminance": 0.14745
}

Semantic roles & 50–950 ramp

primary

#637216

secondary

#4E3CA8

accent

#3DEB5A

background

#F9F9F5

surface

#F2F2E9

border

#CCCCC5

text

#0D0E04

muted

#7E7E79

Preview Lab

Preview with #637216

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

Preview Lab → · Contrast checker → · Palette generator →