#639975#639975

#639975 is a light, moderate green. Relative luminance 0.267; OKLCH L 63.5% C 0.079 H 154.4°. Best body text is #000000 at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#639975
RGB	rgb(99, 153, 117)
HSL	hsl(140, 21%, 49%)
HSV	hsv(140, 35%, 60%)
CMYK	cmyk(35.3%, 0%, 23.5%, 40%)
CIE-LAB	lab(58.71, -25.90, 13.37)
CIE-LCH	lch(58.71, 29.15, 152.71°)
OKLab	oklab(63.49% -0.0713 0.0342)
OKLCH	oklch(63.49% 0.079 154.4)
XYZ	xyz(19.7465, 26.7184, 20.9429)
Luminance	0.2672 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#639975 #996387

analogous

#6C9963 #639975 #639990

triadic

#639975 #756399 #997563

tetradic

#639975 #636C99 #996387 #999063

square

#639975 #636C99 #996387 #999063

split-complementary

#639975 #906399 #99636C

monochromatic

#334F3C #4B7459 #639975 #88B296 #ADCAB6

Accessibility & contrast

On white

3.31

#639975 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.34

#639975 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #639975

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##639975	#FFFFFF	#000000	##000000
##639975	1.00	3.31	6.34	6.34
#FFFFFF	3.31	1.00	21.00	21.00
#000000	6.34	21.00	1.00	1.00
##000000	6.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#999173

Deuteranopia (green-blind)

#908B77

Tritanopia (blue-blind)

#59988F

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #639975;
/* rgb */ color: rgb(99, 153, 117);
/* oklch */ color: oklch(63.5% 0.079 154.4);

Tailwind

colors: {
  custom: {
    50: '#91b79c',
    500: '#639975',
    950: '#000000',
  },
}

SCSS

$custom: #639975;
$custom-light: #91b79c;
$custom-dark: #000000;

JSON

{
  "hex": "#639975",
  "rgb": {
    "r": 99,
    "g": 153,
    "b": 117
  },
  "hsl": {
    "h": 140,
    "s": 21.429,
    "l": 49.412
  },
  "oklch": {
    "l": 0.63485,
    "c": 0.0791,
    "h": 154.4
  },
  "luminance": 0.26719
}

Semantic roles & 50–950 ramp

primary

#639975

secondary

#B89FB0

accent

#6AA2BE

background

#F9FBF9

surface

#F1F6F2

border

#CBD0CC

text

#0D110E

muted

#7E807E

Preview Lab

Preview with #639975

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

Preview Lab → · Contrast checker → · Palette generator →