#66A82B#66A82B

#66A82B is a light, vivid yellow-green. Relative luminance 0.310; OKLCH L 66.3% C 0.169 H 133.6°. Best body text is #000000 at 7.20:1 contrast (WCAG AA passes).

Color values

HEX	#66A82B
RGB	rgb(102, 168, 43)
HSL	hsl(92, 59%, 41%)
HSV	hsv(92, 74%, 66%)
CMYK	cmyk(39.3%, 0%, 74.4%, 34.1%)
CIE-LAB	lab(62.51, -41.42, 54.41)
CIE-LCH	lch(62.51, 68.38, 127.28°)
OKLab	oklab(66.29% -0.1163 0.1219)
OKLCH	oklch(66.29% 0.169 133.6)
XYZ	xyz(19.9178, 31.0035, 7.2198)
Luminance	0.3100 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66A82B #6D2BA8

analogous

#A5A82B #66A82B #2BA82F

triadic

#66A82B #2B66A8 #A82B66

tetradic

#66A82B #2BA5A8 #6D2BA8 #A82F2B

square

#66A82B #2BA5A8 #6D2BA8 #A82F2B

split-complementary

#66A82B #2F2BA8 #A82BA5

monochromatic

#2B4712 #48771F #66A82B #84CF42 #A4DB72

Accessibility & contrast

On white

2.92

#66A82B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.20

#66A82B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66A82B

7.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66A82B	#FFFFFF	#000000	##000000
##66A82B	1.00	2.92	7.20	7.20
#FFFFFF	2.92	1.00	21.00	21.00
#000000	7.20	21.00	1.00	1.00
##000000	7.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AF9B12

Deuteranopia (green-blind)

#A69537

Tritanopia (blue-blind)

#66A190

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #66a82b;
/* rgb */ color: rgb(102, 168, 43);
/* oklch */ color: oklch(66.3% 0.169 133.6);

Tailwind

colors: {
  custom: {
    50: '#97c26d',
    500: '#66a82b',
    950: '#000000',
  },
}

SCSS

$custom: #66a82b;
$custom-light: #97c26d;
$custom-dark: #000000;

JSON

{
  "hex": "#66a82b",
  "rgb": {
    "r": 102,
    "g": 168,
    "b": 43
  },
  "hsl": {
    "h": 91.68,
    "s": 59.242,
    "l": 41.373
  },
  "oklch": {
    "l": 0.66292,
    "c": 0.16851,
    "h": 133.6
  },
  "luminance": 0.31004
}

Semantic roles & 50–950 ramp

primary

#66A82B

secondary

#9A6CC2

accent

#45E298

background

#F9FCF6

surface

#F2F8EC

border

#CCD1C7

text

#0E1207

muted

#7E817A

Preview Lab

Preview with #66A82B

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

Preview Lab → · Contrast checker → · Palette generator →