#669D45#669D45

#669D45 is a light, vivid yellow-green. Relative luminance 0.274; OKLCH L 63.8% C 0.134 H 135.2°. Best body text is #000000 at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#669D45
RGB	rgb(102, 157, 69)
HSL	hsl(98, 39%, 44%)
HSV	hsv(98, 56%, 62%)
CMYK	cmyk(35%, 0%, 56.1%, 38.4%)
CIE-LAB	lab(59.31, -34.28, 39.82)
CIE-LCH	lch(59.31, 52.55, 130.73°)
OKLab	oklab(63.76% -0.0948 0.0942)
OKLCH	oklch(63.76% 0.134 135.2)
XYZ	xyz(18.6102, 27.3676, 9.9310)
Luminance	0.2737 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669D45 #7C459D

analogous

#929D45 #669D45 #459D50

triadic

#669D45 #45669D #9D4566

tetradic

#669D45 #45929D #7C459D #9D5045

square

#669D45 #45929D #7C459D #9D5045

split-complementary

#669D45 #50459D #9D4592

monochromatic

#2F4820 #4A7232 #669D45 #85BB64 #A6CE8F

Accessibility & contrast

On white

3.24

#669D45 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.47

#669D45 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #669D45

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669D45	#FFFFFF	#000000	##000000
##669D45	1.00	3.24	6.47	6.47
#FFFFFF	3.24	1.00	21.00	21.00
#000000	6.47	21.00	1.00	1.00
##000000	6.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A2923C

Deuteranopia (green-blind)

#9A8D4B

Tritanopia (blue-blind)

#659889

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #669d45;
/* rgb */ color: rgb(102, 157, 69);
/* oklch */ color: oklch(63.8% 0.134 135.2);

Tailwind

colors: {
  custom: {
    50: '#95ba7b',
    500: '#669d45',
    950: '#000000',
  },
}

SCSS

$custom: #669d45;
$custom-light: #95ba7b;
$custom-dark: #000000;

JSON

{
  "hex": "#669d45",
  "rgb": {
    "r": 102,
    "g": 157,
    "b": 69
  },
  "hsl": {
    "h": 97.5,
    "s": 38.938,
    "l": 44.314
  },
  "oklch": {
    "l": 0.63755,
    "c": 0.13366,
    "h": 135.2
  },
  "luminance": 0.27368
}

Semantic roles & 50–950 ramp

primary

#669D45

secondary

#A585B9

accent

#59CFA3

background

#F9FBF7

surface

#F2F6EE

border

#CCD0C9

text

#0D1109

muted

#7E807B

Preview Lab

Preview with #669D45

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

Preview Lab → · Contrast checker → · Palette generator →