#639825#639825

#639825 is a mid, vivid yellow-green. Relative luminance 0.252; OKLCH L 62.0% C 0.153 H 131.5°. Best body text is #000000 at 6.05:1 contrast (WCAG AA passes).

Color values

HEX	#639825
RGB	rgb(99, 152, 37)
HSL	hsl(88, 61%, 37%)
HSV	hsv(88, 76%, 60%)
CMYK	cmyk(34.9%, 0%, 75.7%, 40.4%)
CIE-LAB	lab(57.31, -35.91, 51.40)
CIE-LCH	lch(57.31, 62.70, 124.94°)
OKLab	oklab(61.99% -0.1016 0.1148)
OKLCH	oklch(61.99% 0.153 131.5)
XYZ	xyz(16.7076, 25.2421, 5.7418)
Luminance	0.2524 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#639825 #5A2598

analogous

#989425 #639825 #2A9825

triadic

#639825 #256398 #982563

tetradic

#639825 #259894 #5A2598 #98252A

square

#639825 #259894 #5A2598 #98252A

split-complementary

#639825 #252A98 #942598

monochromatic

#23360D #436719 #639825 #83C931 #A0D85F

Accessibility & contrast

On white

3.47

#639825 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.05

#639825 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #639825

6.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##639825	#FFFFFF	#000000	##000000
##639825	1.00	3.47	6.05	6.05
#FFFFFF	3.47	1.00	21.00	21.00
#000000	6.05	21.00	1.00	1.00
##000000	6.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9F8C0D

Deuteranopia (green-blind)

#988830

Tritanopia (blue-blind)

#659182

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #639825;
/* rgb */ color: rgb(99, 152, 37);
/* oklch */ color: oklch(62.0% 0.153 131.5);

Tailwind

colors: {
  custom: {
    50: '#94b668',
    500: '#639825',
    950: '#000000',
  },
}

SCSS

$custom: #639825;
$custom-light: #94b668;
$custom-dark: #000000;

JSON

{
  "hex": "#639825",
  "rgb": {
    "r": 99,
    "g": 152,
    "b": 37
  },
  "hsl": {
    "h": 87.652,
    "s": 60.847,
    "l": 37.059
  },
  "oklch": {
    "l": 0.61991,
    "c": 0.15329,
    "h": 131.5
  },
  "luminance": 0.25243
}

Semantic roles & 50–950 ramp

primary

#639825

secondary

#895CBD

accent

#44E48E

background

#F9FBF6

surface

#F2F6EB

border

#CCD0C6

text

#0E1107

muted

#7E807A

Preview Lab

Preview with #639825

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

Preview Lab → · Contrast checker → · Palette generator →