#638971#638971

#638971 is a mid, muted green. Relative luminance 0.217; OKLCH L 59.5% C 0.056 H 156.5°. Best body text is #000000 at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#638971
RGB	rgb(99, 137, 113)
HSL	hsl(142, 16%, 46%)
HSV	hsv(142, 28%, 54%)
CMYK	cmyk(27.7%, 0%, 17.5%, 46.3%)
CIE-LAB	lab(53.75, -18.52, 8.65)
CIE-LCH	lch(53.75, 20.44, 154.96°)
OKLab	oklab(59.46% -0.0514 0.0223)
OKLCH	oklch(59.46% 0.056 156.5)
XYZ	xyz(17.0710, 21.7355, 18.9155)
Luminance	0.2174 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#638971 #89637B

analogous

#688963 #638971 #638984

triadic

#638971 #716389 #897163

tetradic

#638971 #636889 #89637B #898463

square

#638971 #636889 #89637B #898463

split-complementary

#638971 #846389 #896368

monochromatic

#304236 #496554 #638971 #83A690 #A7BFB0

Accessibility & contrast

On white

3.93

#638971 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.35

#638971 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #638971

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##638971	#FFFFFF	#000000	##000000
##638971	1.00	3.93	5.35	5.35
#FFFFFF	3.93	1.00	21.00	21.00
#000000	5.35	21.00	1.00	1.00
##000000	5.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#898370

Deuteranopia (green-blind)

#827F72

Tritanopia (blue-blind)

#5C8882

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #638971;
/* rgb */ color: rgb(99, 137, 113);
/* oklch */ color: oklch(59.5% 0.056 156.5);

Tailwind

colors: {
  custom: {
    50: '#90ab99',
    500: '#638971',
    950: '#000000',
  },
}

SCSS

$custom: #638971;
$custom-light: #90ab99;
$custom-dark: #000000;

JSON

{
  "hex": "#638971",
  "rgb": {
    "r": 99,
    "g": 137,
    "b": 113
  },
  "hsl": {
    "h": 142.105,
    "s": 16.102,
    "l": 46.275
  },
  "oklch": {
    "l": 0.59456,
    "c": 0.05607,
    "h": 156.5
  },
  "luminance": 0.21736
}

Semantic roles & 50–950 ramp

primary

#638971

secondary

#AE9AA7

accent

#6F9EB9

background

#F8FAF9

surface

#F0F4F2

border

#CBCECC

text

#0C100E

muted

#7D7F7E

Preview Lab

Preview with #638971

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

Preview Lab → · Contrast checker → · Palette generator →