#638022#638022

#638022 is a mid, vivid yellow-green. Relative luminance 0.182; OKLCH L 55.8% C 0.124 H 125.3°. Best body text is #000000 at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#638022
RGB	rgb(99, 128, 34)
HSL	hsl(79, 58%, 32%)
HSV	hsv(79, 73%, 50%)
CMYK	cmyk(22.7%, 0%, 73.4%, 49.8%)
CIE-LAB	lab(49.75, -24.76, 45.07)
CIE-LCH	lch(49.75, 51.42, 118.78°)
OKLab	oklab(55.84% -0.0715 0.101)
OKLCH	oklch(55.84% 0.124 125.3)
XYZ	xyz(13.1536, 18.2063, 4.3343)
Luminance	0.1821 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#638022 #3F2280

analogous

#806E22 #638022 #348022

triadic

#638022 #226380 #802263

tetradic

#638022 #22806E #3F2280 #802234

square

#638022 #22806E #3F2280 #802234

split-complementary

#638022 #223480 #6E2280

monochromatic

#181F08 #3E5015 #638022 #88B02F #A7D04D

Accessibility & contrast

On white

4.52

#638022 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.64

#638022 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #638022

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##638022	#FFFFFF	#000000	##000000
##638022	1.00	4.52	4.64	4.64
#FFFFFF	4.52	1.00	21.00	21.00
#000000	4.64	21.00	1.00	1.00
##000000	4.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#877712

Deuteranopia (green-blind)

#83762A

Tritanopia (blue-blind)

#687A6E

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #638022;
/* rgb */ color: rgb(99, 128, 34);
/* oklch */ color: oklch(55.8% 0.124 125.3);

Tailwind

colors: {
  custom: {
    50: '#92a564',
    500: '#638022',
    950: '#000000',
  },
}

SCSS

$custom: #638022;
$custom-light: #92a564;
$custom-dark: #000000;

JSON

{
  "hex": "#638022",
  "rgb": {
    "r": 99,
    "g": 128,
    "b": 34
  },
  "hsl": {
    "h": 78.511,
    "s": 58.025,
    "l": 31.765
  },
  "oklch": {
    "l": 0.55835,
    "c": 0.12375,
    "h": 125.3
  },
  "luminance": 0.18206
}

Semantic roles & 50–950 ramp

primary

#638022

secondary

#6B4BB2

accent

#47E176

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0D0F06

muted

#7E7F7A

Preview Lab

Preview with #638022

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

Preview Lab → · Contrast checker → · Palette generator →