#638016#638016

#638016 is a mid, vivid yellow-green. Relative luminance 0.181; OKLCH L 55.8% C 0.131 H 124.6°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#638016
RGB	rgb(99, 128, 22)
HSL	hsl(76, 71%, 29%)
HSV	hsv(76, 83%, 50%)
CMYK	cmyk(22.7%, 0%, 82.8%, 49.8%)
CIE-LAB	lab(49.68, -25.41, 49.18)
CIE-LCH	lch(49.68, 55.36, 117.32°)
OKLab	oklab(55.76% -0.0742 0.1076)
OKLCH	oklch(55.76% 0.131 124.6)
XYZ	xyz(13.0097, 18.1488, 3.5766)
Luminance	0.1815 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#638016 #331680

analogous

#806816 #638016 #2E8016

triadic

#638016 #166380 #801663

tetradic

#638016 #168068 #331680 #80162E

square

#638016 #168068 #331680 #80162E

split-complementary

#638016 #162E80 #681680

monochromatic

#141A04 #3B4C0D #638016 #8BB41F #AEDC34

Accessibility & contrast

On white

4.54

#638016 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#638016 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #638016

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##638016	#FFFFFF	#000000	##000000
##638016	1.00	4.54	4.63	4.63
#FFFFFF	4.54	1.00	21.00	21.00
#000000	4.63	21.00	1.00	1.00
##000000	4.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#887700

Deuteranopia (green-blind)

#847621

Tritanopia (blue-blind)

#68796D

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #638016;
/* rgb */ color: rgb(99, 128, 22);
/* oklch */ color: oklch(55.8% 0.131 124.6);

Tailwind

colors: {
  custom: {
    50: '#93a55e',
    500: '#638016',
    950: '#000000',
  },
}

SCSS

$custom: #638016;
$custom-light: #93a55e;
$custom-dark: #000000;

JSON

{
  "hex": "#638016",
  "rgb": {
    "r": 99,
    "g": 128,
    "b": 22
  },
  "hsl": {
    "h": 76.415,
    "s": 70.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.55757,
    "c": 0.13074,
    "h": 124.6
  },
  "luminance": 0.18149
}

Semantic roles & 50–950 ramp

primary

#638016

secondary

#5E3DB5

accent

#3AED6B

background

#F9FAF5

surface

#F2F4EA

border

#CCCEC6

text

#0D0F05

muted

#7E7F79

Preview Lab

Preview with #638016

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

Preview Lab → · Contrast checker → · Palette generator →