#639958#639958

#639958 is a light, moderate green. Relative luminance 0.261; OKLCH L 62.9% C 0.110 H 140.3°. Best body text is #000000 at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#639958
RGB	rgb(99, 153, 88)
HSL	hsl(110, 27%, 47%)
HSV	hsv(110, 42%, 60%)
CMYK	cmyk(35.3%, 0%, 42.5%, 40%)
CIE-LAB	lab(58.17, -30.99, 28.61)
CIE-LCH	lch(58.17, 42.18, 137.28°)
OKLab	oklab(62.87% -0.0846 0.0703)
OKLCH	oklch(62.87% 0.11 140.3)
XYZ	xyz(18.2976, 26.1388, 13.3118)
Luminance	0.2614 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#639958 #8E5899

analogous

#849958 #639958 #58996E

triadic

#639958 #586399 #995863

tetradic

#639958 #588499 #8E5899 #996E58

square

#639958 #588499 #8E5899 #996E58

split-complementary

#639958 #6E5899 #995884

monochromatic

#314B2B #4A7242 #639958 #85B37B #A9C9A2

Accessibility & contrast

On white

3.37

#639958 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.23

#639958 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #639958

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##639958	#FFFFFF	#000000	##000000
##639958	1.00	3.37	6.23	6.23
#FFFFFF	3.37	1.00	21.00	21.00
#000000	6.23	21.00	1.00	1.00
##000000	6.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9C8F53

Deuteranopia (green-blind)

#948A5C

Tritanopia (blue-blind)

#5F9589

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #639958;
/* rgb */ color: rgb(99, 153, 88);
/* oklch */ color: oklch(62.9% 0.110 140.3);

Tailwind

colors: {
  custom: {
    50: '#92b788',
    500: '#639958',
    950: '#000000',
  },
}

SCSS

$custom: #639958;
$custom-light: #92b788;
$custom-dark: #000000;

JSON

{
  "hex": "#639958",
  "rgb": {
    "r": 99,
    "g": 153,
    "b": 88
  },
  "hsl": {
    "h": 109.846,
    "s": 26.971,
    "l": 47.255
  },
  "oklch": {
    "l": 0.62865,
    "c": 0.11005,
    "h": 140.3
  },
  "luminance": 0.2614
}

Semantic roles & 50–950 ramp

primary

#639958

secondary

#B196B7

accent

#64C3B3

background

#F9FBF8

surface

#F1F6F0

border

#CBD0CB

text

#0D110B

muted

#7E807C

Preview Lab

Preview with #639958

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

Preview Lab → · Contrast checker → · Palette generator →