#669F36#669F36

#669F36 is a light, vivid yellow-green. Relative luminance 0.279; OKLCH L 64.1% C 0.149 H 133.4°. Best body text is #000000 at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#669F36
RGB	rgb(102, 159, 54)
HSL	hsl(93, 49%, 42%)
HSV	hsv(93, 66%, 62%)
CMYK	cmyk(35.8%, 0%, 66%, 37.6%)
CIE-LAB	lab(59.79, -36.67, 47.27)
CIE-LCH	lch(59.79, 59.83, 127.81°)
OKLab	oklab(64.09% -0.1025 0.1085)
OKLCH	oklch(64.09% 0.149 133.4)
XYZ	xyz(18.5432, 27.8866, 7.8949)
Luminance	0.2789 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669F36 #6F369F

analogous

#9B9F36 #669F36 #369F3A

triadic

#669F36 #36669F #9F3666

tetradic

#669F36 #369B9F #6F369F #9F3A36

square

#669F36 #369B9F #6F369F #9F3A36

split-complementary

#669F36 #3A369F #9F369B

monochromatic

#2B4417 #497126 #669F36 #84C34F #A4D37D

Accessibility & contrast

On white

3.19

#669F36 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.58

#669F36 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #669F36

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669F36	#FFFFFF	#000000	##000000
##669F36	1.00	3.19	6.58	6.58
#FFFFFF	3.19	1.00	21.00	21.00
#000000	6.58	21.00	1.00	1.00
##000000	6.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A59328

Deuteranopia (green-blind)

#9D8E3F

Tritanopia (blue-blind)

#669989

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #669f36;
/* rgb */ color: rgb(102, 159, 54);
/* oklch */ color: oklch(64.1% 0.149 133.4);

Tailwind

colors: {
  custom: {
    50: '#96bc72',
    500: '#669f36',
    950: '#000000',
  },
}

SCSS

$custom: #669f36;
$custom-light: #96bc72;
$custom-dark: #000000;

JSON

{
  "hex": "#669f36",
  "rgb": {
    "r": 102,
    "g": 159,
    "b": 54
  },
  "hsl": {
    "h": 92.571,
    "s": 49.296,
    "l": 41.765
  },
  "oklch": {
    "l": 0.64093,
    "c": 0.14929,
    "h": 133.4
  },
  "luminance": 0.27887
}

Semantic roles & 50–950 ramp

primary

#669F36

secondary

#9B75BC

accent

#4FD99A

background

#F9FBF7

surface

#F2F6ED

border

#CCD0C8

text

#0E1208

muted

#7E817B

Preview Lab

Preview with #669F36

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

Preview Lab → · Contrast checker → · Palette generator →