#669E2F#669E2F

#669E2F is a light, vivid yellow-green. Relative luminance 0.275; OKLCH L 63.8% C 0.153 H 132.5°. Best body text is #000000 at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#669E2F
RGB	rgb(102, 158, 47)
HSL	hsl(90, 54%, 40%)
HSV	hsv(90, 70%, 62%)
CMYK	cmyk(35.4%, 0%, 70.3%, 38%)
CIE-LAB	lab(59.42, -36.79, 49.78)
CIE-LCH	lch(59.42, 61.90, 126.46°)
OKLab	oklab(63.78% -0.1034 0.1128)
OKLCH	oklch(63.78% 0.153 132.5)
XYZ	xyz(18.2192, 27.4830, 7.0336)
Luminance	0.2748 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669E2F #672F9E

analogous

#9D9E2F #669E2F #2F9E2F

triadic

#669E2F #2F669E #9E2F66

tetradic

#669E2F #2F9D9E #672F9E #9E2F2F

square

#669E2F #2F9D9E #672F9E #9E2F2F

split-complementary

#669E2F #2F2F9E #9E2F9D

monochromatic

#294013 #486F21 #669E2F #85C743 #A3D572

Accessibility & contrast

On white

3.23

#669E2F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.50

#669E2F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #669E2F

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669E2F	#FFFFFF	#000000	##000000
##669E2F	1.00	3.23	6.50	6.50
#FFFFFF	3.23	1.00	21.00	21.00
#000000	6.50	21.00	1.00	1.00
##000000	6.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A5921E

Deuteranopia (green-blind)

#9D8E39

Tritanopia (blue-blind)

#679888

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #669e2f;
/* rgb */ color: rgb(102, 158, 47);
/* oklch */ color: oklch(63.8% 0.153 132.5);

Tailwind

colors: {
  custom: {
    50: '#96bb6e',
    500: '#669e2f',
    950: '#000000',
  },
}

SCSS

$custom: #669e2f;
$custom-light: #96bb6e;
$custom-dark: #000000;

JSON

{
  "hex": "#669e2f",
  "rgb": {
    "r": 102,
    "g": 158,
    "b": 47
  },
  "hsl": {
    "h": 90.27,
    "s": 54.146,
    "l": 40.196
  },
  "oklch": {
    "l": 0.63775,
    "c": 0.15306,
    "h": 132.5
  },
  "luminance": 0.27484
}

Semantic roles & 50–950 ramp

primary

#669E2F

secondary

#956CBD

accent

#4ADE95

background

#F9FBF6

surface

#F2F6EC

border

#CCD0C7

text

#0E1208

muted

#7E817B

Preview Lab

Preview with #669E2F

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

Preview Lab → · Contrast checker → · Palette generator →