#639916#639916

#639916 is a light, vivid yellow-green. Relative luminance 0.255; OKLCH L 62.2% C 0.162 H 130.8°. Best body text is #000000 at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#639916
RGB	rgb(99, 153, 22)
HSL	hsl(85, 75%, 34%)
HSV	hsv(85, 86%, 60%)
CMYK	cmyk(35.3%, 0%, 85.6%, 40%)
CIE-LAB	lab(57.55, -37.09, 56.16)
CIE-LCH	lch(57.55, 67.30, 123.44°)
OKLab	oklab(62.17% -0.1058 0.1224)
OKLCH	oklch(62.17% 0.162 130.8)
XYZ	xyz(16.6815, 25.4924, 4.8005)
Luminance	0.2549 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#639916 #4C1699

analogous

#998E16 #639916 #219916

triadic

#639916 #166399 #991663

tetradic

#639916 #16998E #4C1699 #991621

square

#639916 #16998E #4C1699 #991621

split-complementary

#639916 #162199 #8E1699

monochromatic

#1E2E07 #40630E #639916 #86CF1E #A3E445

Accessibility & contrast

On white

3.44

#639916 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.10

#639916 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #639916

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##639916	#FFFFFF	#000000	##000000
##639916	1.00	3.44	6.10	6.10
#FFFFFF	3.44	1.00	21.00	21.00
#000000	6.10	21.00	1.00	1.00
##000000	6.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A08D00

Deuteranopia (green-blind)

#998927

Tritanopia (blue-blind)

#659282

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #639916;
/* rgb */ color: rgb(99, 153, 22);
/* oklch */ color: oklch(62.2% 0.162 130.8);

Tailwind

colors: {
  custom: {
    50: '#95b762',
    500: '#639916',
    950: '#000000',
  },
}

SCSS

$custom: #639916;
$custom-light: #95b762;
$custom-dark: #000000;

JSON

{
  "hex": "#639916",
  "rgb": {
    "r": 99,
    "g": 153,
    "b": 22
  },
  "hsl": {
    "h": 84.733,
    "s": 74.857,
    "l": 34.314
  },
  "oklch": {
    "l": 0.62165,
    "c": 0.16182,
    "h": 130.8
  },
  "luminance": 0.25493
}

Semantic roles & 50–950 ramp

primary

#639916

secondary

#7A46C5

accent

#36F183

background

#F9FBF6

surface

#F2F6EB

border

#CCD0C6

text

#0E1106

muted

#7E807A

Preview Lab

Preview with #639916

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

Preview Lab → · Contrast checker → · Palette generator →