#669E2B#669E2B

#669E2B is a light, vivid yellow-green. Relative luminance 0.275; OKLCH L 63.7% C 0.156 H 132.2°. Best body text is #000000 at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#669E2B
RGB	rgb(102, 158, 43)
HSL	hsl(89, 57%, 39%)
HSV	hsv(89, 73%, 62%)
CMYK	cmyk(35.4%, 0%, 72.8%, 38%)
CIE-LAB	lab(59.39, -37.07, 51.31)
CIE-LCH	lch(59.39, 63.30, 125.85°)
OKLab	oklab(63.74% -0.1045 0.1155)
OKLCH	oklch(63.74% 0.156 132.2)
XYZ	xyz(18.1422, 27.4522, 6.6279)
Luminance	0.2745 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669E2B #632B9E

analogous

#9E9D2B #669E2B #2D9E2B

triadic

#669E2B #2B669E #9E2B66

tetradic

#669E2B #2B9E9D #632B9E #9E2B2D

square

#669E2B #2B9E9D #632B9E #9E2B2D

split-complementary

#669E2B #2B2D9E #9D2B9E

monochromatic

#283E11 #476E1E #669E2B #85CA3C #A3D76C

Accessibility & contrast

On white

3.24

#669E2B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.49

#669E2B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #669E2B

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669E2B	#FFFFFF	#000000	##000000
##669E2B	1.00	3.24	6.49	6.49
#FFFFFF	3.24	1.00	21.00	21.00
#000000	6.49	21.00	1.00	1.00
##000000	6.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A59217

Deuteranopia (green-blind)

#9D8D36

Tritanopia (blue-blind)

#679788

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #669e2b;
/* rgb */ color: rgb(102, 158, 43);
/* oklch */ color: oklch(63.7% 0.156 132.2);

Tailwind

colors: {
  custom: {
    50: '#96bb6c',
    500: '#669e2b',
    950: '#000000',
  },
}

SCSS

$custom: #669e2b;
$custom-light: #96bb6c;
$custom-dark: #000000;

JSON

{
  "hex": "#669e2b",
  "rgb": {
    "r": 102,
    "g": 158,
    "b": 43
  },
  "hsl": {
    "h": 89.217,
    "s": 57.214,
    "l": 39.412
  },
  "oklch": {
    "l": 0.63743,
    "c": 0.15573,
    "h": 132.2
  },
  "luminance": 0.27453
}

Semantic roles & 50–950 ramp

primary

#669E2B

secondary

#9167BE

accent

#47E092

background

#F9FBF6

surface

#F2F6EC

border

#CCD0C7

text

#0E1207

muted

#7E817A

Preview Lab

Preview with #669E2B

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

Preview Lab → · Contrast checker → · Palette generator →