#669D44#669D44

#669D44 is a light, vivid yellow-green. Relative luminance 0.274; OKLCH L 63.7% C 0.135 H 135.0°. Best body text is #000000 at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#669D44
RGB	rgb(102, 157, 68)
HSL	hsl(97, 40%, 44%)
HSV	hsv(97, 57%, 62%)
CMYK	cmyk(35%, 0%, 56.7%, 38.4%)
CIE-LAB	lab(59.30, -34.40, 40.30)
CIE-LCH	lch(59.30, 52.98, 130.48°)
OKLab	oklab(63.74% -0.0952 0.0951)
OKLCH	oklch(63.74% 0.135 135)
XYZ	xyz(18.5794, 27.3553, 9.7689)
Luminance	0.2736 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669D44 #7B449D

analogous

#939D44 #669D44 #449D4F

triadic

#669D44 #44669D #9D4466

tetradic

#669D44 #44939D #7B449D #9D4F44

square

#669D44 #44939D #7B449D #9D4F44

split-complementary

#669D44 #4F449D #9D4493

monochromatic

#2F481F #4A7232 #669D44 #85BB63 #A6CE8E

Accessibility & contrast

On white

3.25

#669D44 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.47

#669D44 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #669D44

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669D44	#FFFFFF	#000000	##000000
##669D44	1.00	3.25	6.47	6.47
#FFFFFF	3.25	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)

#A2923B

Deuteranopia (green-blind)

#9B8D4A

Tritanopia (blue-blind)

#659889

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #669d44;
/* rgb */ color: rgb(102, 157, 68);
/* oklch */ color: oklch(63.7% 0.135 135.0);

Tailwind

colors: {
  custom: {
    50: '#95ba7b',
    500: '#669d44',
    950: '#000000',
  },
}

SCSS

$custom: #669d44;
$custom-light: #95ba7b;
$custom-dark: #000000;

JSON

{
  "hex": "#669d44",
  "rgb": {
    "r": 102,
    "g": 157,
    "b": 68
  },
  "hsl": {
    "h": 97.079,
    "s": 39.556,
    "l": 44.118
  },
  "oklch": {
    "l": 0.63742,
    "c": 0.13458,
    "h": 135
  },
  "luminance": 0.27356
}

Semantic roles & 50–950 ramp

primary

#669D44

secondary

#A584B9

accent

#58CFA2

background

#F9FBF7

surface

#F2F6EE

border

#CCD0C9

text

#0D1109

muted

#7E807B

Preview Lab

Preview with #669D44

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

Preview Lab → · Contrast checker → · Palette generator →