#638E22#638E22

#638E22 is a mid, vivid yellow-green. Relative luminance 0.221; OKLCH L 59.4% C 0.142 H 129.2°. Best body text is #000000 at 5.42:1 contrast (WCAG AA passes).

Color values

HEX	#638E22
RGB	rgb(99, 142, 34)
HSL	hsl(84, 61%, 35%)
HSV	hsv(84, 76%, 56%)
CMYK	cmyk(30.3%, 0%, 76.1%, 44.3%)
CIE-LAB	lab(54.15, -31.52, 49.39)
CIE-LCH	lch(54.15, 58.59, 122.54°)
OKLab	oklab(59.41% -0.0899 0.1101)
OKLCH	oklch(59.41% 0.142 129.2)
XYZ	xyz(15.1073, 22.1137, 4.9855)
Luminance	0.2211 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#638E22 #4D228E

analogous

#8E8322 #638E22 #2D8E22

triadic

#638E22 #22638E #8E2263

tetradic

#638E22 #228E83 #4D228E #8E222D

square

#638E22 #228E83 #4D228E #8E222D

split-complementary

#638E22 #222D8E #83228E

monochromatic

#1E2B0A #415D16 #638E22 #85BF2E #A2D654

Accessibility & contrast

On white

3.87

#638E22 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.42

#638E22 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #638E22

5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##638E22	#FFFFFF	#000000	##000000
##638E22	1.00	3.87	5.42	5.42
#FFFFFF	3.87	1.00	21.00	21.00
#000000	5.42	21.00	1.00	1.00
##000000	5.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#95830B

Deuteranopia (green-blind)

#8F802C

Tritanopia (blue-blind)

#668879

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #638e22;
/* rgb */ color: rgb(99, 142, 34);
/* oklch */ color: oklch(59.4% 0.142 129.2);

Tailwind

colors: {
  custom: {
    50: '#93af65',
    500: '#638e22',
    950: '#000000',
  },
}

SCSS

$custom: #638e22;
$custom-light: #93af65;
$custom-dark: #000000;

JSON

{
  "hex": "#638e22",
  "rgb": {
    "r": 99,
    "g": 142,
    "b": 34
  },
  "hsl": {
    "h": 83.889,
    "s": 61.364,
    "l": 34.51
  },
  "oklch": {
    "l": 0.59408,
    "c": 0.14215,
    "h": 129.2
  },
  "luminance": 0.22114
}

Semantic roles & 50–950 ramp

primary

#638E22

secondary

#7B52BA

accent

#43E483

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0D1006

muted

#7E7F7A

Preview Lab

Preview with #638E22

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

Preview Lab → · Contrast checker → · Palette generator →