#66A91E#66A91E

#66A91E is a light, vivid yellow-green. Relative luminance 0.313; OKLCH L 66.5% C 0.176 H 133.0°. Best body text is #000000 at 7.26:1 contrast (WCAG AA passes).

Color values

HEX	#66A91E
RGB	rgb(102, 169, 30)
HSL	hsl(89, 70%, 39%)
HSV	hsv(89, 82%, 66%)
CMYK	cmyk(39.6%, 0%, 82.2%, 33.7%)
CIE-LAB	lab(62.75, -42.55, 58.76)
CIE-LCH	lch(62.75, 72.55, 125.91°)
OKLab	oklab(66.47% -0.1202 0.1291)
OKLCH	oklch(66.47% 0.176 133)
XYZ	xyz(19.9015, 31.2935, 6.2197)
Luminance	0.3129 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66A91E #611EA9

analogous

#A9A71E #66A91E #21A91E

triadic

#66A91E #1E66A9 #A91E66

tetradic

#66A91E #1EA9A7 #611EA9 #A91E21

square

#66A91E #1EA9A7 #611EA9 #A91E21

split-complementary

#66A91E #1E21A9 #A71EA9

monochromatic

#27410C #477515 #66A91E #85D92B #A3E35F

Accessibility & contrast

On white

2.89

#66A91E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.26

#66A91E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66A91E

7.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66A91E	#FFFFFF	#000000	##000000
##66A91E	1.00	2.89	7.26	7.26
#FFFFFF	2.89	1.00	21.00	21.00
#000000	7.26	21.00	1.00	1.00
##000000	7.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B09B00

Deuteranopia (green-blind)

#A7962F

Tritanopia (blue-blind)

#66A290

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #66a91e;
/* rgb */ color: rgb(102, 169, 30);
/* oklch */ color: oklch(66.5% 0.176 133.0);

Tailwind

colors: {
  custom: {
    50: '#98c368',
    500: '#66a91e',
    950: '#000000',
  },
}

SCSS

$custom: #66a91e;
$custom-light: #98c368;
$custom-dark: #000000;

JSON

{
  "hex": "#66a91e",
  "rgb": {
    "r": 102,
    "g": 169,
    "b": 30
  },
  "hsl": {
    "h": 88.921,
    "s": 69.849,
    "l": 39.02
  },
  "oklch": {
    "l": 0.6647,
    "c": 0.17639,
    "h": 133
  },
  "luminance": 0.31294
}

Semantic roles & 50–950 ramp

primary

#66A91E

secondary

#8F5CC7

accent

#3BED91

background

#F9FCF6

surface

#F2F8EB

border

#CCD1C6

text

#0E1207

muted

#7E817A

Preview Lab

Preview with #66A91E

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

Preview Lab → · Contrast checker → · Palette generator →