#669B37#669B37

#669B37 is a light, vivid yellow-green. Relative luminance 0.265; OKLCH L 63.1% C 0.143 H 132.9°. Best body text is #000000 at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#669B37
RGB	rgb(102, 155, 55)
HSL	hsl(92, 48%, 41%)
HSV	hsv(92, 65%, 61%)
CMYK	cmyk(34.2%, 0%, 64.5%, 39.2%)
CIE-LAB	lab(58.55, -34.78, 45.49)
CIE-LCH	lch(58.55, 57.26, 127.40°)
OKLab	oklab(63.09% -0.0973 0.1049)
OKLCH	oklch(63.09% 0.143 132.9)
XYZ	xyz(17.8902, 26.5426, 7.7943)
Luminance	0.2654 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669B37 #6C379B

analogous

#989B37 #669B37 #379B3A

triadic

#669B37 #37669B #9B3766

tetradic

#669B37 #37989B #6C379B #9B3A37

square

#669B37 #37989B #6C379B #9B3A37

split-complementary

#669B37 #3A379B #9B3798

monochromatic

#2B4117 #486E27 #669B37 #84C04F #A4D07C

Accessibility & contrast

On white

3.33

#669B37 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.31

#669B37 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #669B37

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669B37	#FFFFFF	#000000	##000000
##669B37	1.00	3.33	6.31	6.31
#FFFFFF	3.33	1.00	21.00	21.00
#000000	6.31	21.00	1.00	1.00
##000000	6.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A18F2B

Deuteranopia (green-blind)

#9A8B3F

Tritanopia (blue-blind)

#679586

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #669b37;
/* rgb */ color: rgb(102, 155, 55);
/* oklch */ color: oklch(63.1% 0.143 132.9);

Tailwind

colors: {
  custom: {
    50: '#95b972',
    500: '#669b37',
    950: '#000000',
  },
}

SCSS

$custom: #669b37;
$custom-light: #95b972;
$custom-dark: #000000;

JSON

{
  "hex": "#669b37",
  "rgb": {
    "r": 102,
    "g": 155,
    "b": 55
  },
  "hsl": {
    "h": 91.8,
    "s": 47.619,
    "l": 41.176
  },
  "oklch": {
    "l": 0.63087,
    "c": 0.14305,
    "h": 132.9
  },
  "luminance": 0.26543
}

Semantic roles & 50–950 ramp

primary

#669B37

secondary

#9974BA

accent

#51D798

background

#F9FBF7

surface

#F2F6ED

border

#CCD0C8

text

#0E1108

muted

#7E807B

Preview Lab

Preview with #669B37

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

Preview Lab → · Contrast checker → · Palette generator →