#639927#639927

#639927 is a light, vivid yellow-green. Relative luminance 0.256; OKLCH L 62.3% C 0.153 H 131.9°. Best body text is #000000 at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#639927
RGB	rgb(99, 153, 39)
HSL	hsl(88, 59%, 38%)
HSV	hsv(88, 75%, 60%)
CMYK	cmyk(35.3%, 0%, 74.5%, 40%)
CIE-LAB	lab(57.64, -36.23, 51.00)
CIE-LCH	lch(57.64, 62.55, 125.39°)
OKLab	oklab(62.26% -0.1023 0.1142)
OKLCH	oklch(62.26% 0.153 131.9)
XYZ	xyz(16.9028, 25.5809, 5.9661)
Luminance	0.2558 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#639927 #5D2799

analogous

#999627 #639927 #2A9927

triadic

#639927 #276399 #992763

tetradic

#639927 #279996 #5D2799 #99272A

square

#639927 #279996 #5D2799 #99272A

split-complementary

#639927 #272A99 #962799

monochromatic

#24370E #43681B #639927 #83CA33 #A0D763

Accessibility & contrast

On white

3.43

#639927 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.12

#639927 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #639927

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##639927	#FFFFFF	#000000	##000000
##639927	1.00	3.43	6.12	6.12
#FFFFFF	3.43	1.00	21.00	21.00
#000000	6.12	21.00	1.00	1.00
##000000	6.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A08D11

Deuteranopia (green-blind)

#988932

Tritanopia (blue-blind)

#649383

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #639927;
/* rgb */ color: rgb(99, 153, 39);
/* oklch */ color: oklch(62.3% 0.153 131.9);

Tailwind

colors: {
  custom: {
    50: '#94b769',
    500: '#639927',
    950: '#000000',
  },
}

SCSS

$custom: #639927;
$custom-light: #94b769;
$custom-dark: #000000;

JSON

{
  "hex": "#639927",
  "rgb": {
    "r": 99,
    "g": 153,
    "b": 39
  },
  "hsl": {
    "h": 88.421,
    "s": 59.375,
    "l": 37.647
  },
  "oklch": {
    "l": 0.62261,
    "c": 0.15337,
    "h": 131.9
  },
  "luminance": 0.25582
}

Semantic roles & 50–950 ramp

primary

#639927

secondary

#8B5FBD

accent

#45E390

background

#F9FBF6

surface

#F2F6EB

border

#CCD0C6

text

#0E1107

muted

#7E807A

Preview Lab

Preview with #639927

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

Preview Lab → · Contrast checker → · Palette generator →