#66A830#66A830

#66A830 is a light, vivid yellow-green. Relative luminance 0.310; OKLCH L 66.3% C 0.165 H 134.1°. Best body text is #000000 at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#66A830
RGB	rgb(102, 168, 48)
HSL	hsl(93, 56%, 42%)
HSV	hsv(93, 71%, 66%)
CMYK	cmyk(39.3%, 0%, 71.4%, 34.1%)
CIE-LAB	lab(62.54, -41.08, 52.60)
CIE-LCH	lch(62.54, 66.74, 127.99°)
OKLab	oklab(66.33% -0.115 0.1189)
OKLCH	oklch(66.33% 0.165 134.1)
XYZ	xyz(20.0153, 31.0425, 7.7329)
Luminance	0.3104 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66A830 #7230A8

analogous

#A2A830 #66A830 #30A836

triadic

#66A830 #3066A8 #A83066

tetradic

#66A830 #30A2A8 #7230A8 #A83630

square

#66A830 #30A2A8 #7230A8 #A83630

split-complementary

#66A830 #3630A8 #A830A2

monochromatic

#2C4915 #497822 #66A830 #84CB4A #A4D97A

Accessibility & contrast

On white

2.91

#66A830 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.21

#66A830 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66A830

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66A830	#FFFFFF	#000000	##000000
##66A830	1.00	2.91	7.21	7.21
#FFFFFF	2.91	1.00	21.00	21.00
#000000	7.21	21.00	1.00	1.00
##000000	7.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AF9B1C

Deuteranopia (green-blind)

#A6953B

Tritanopia (blue-blind)

#65A190

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #66a830;
/* rgb */ color: rgb(102, 168, 48);
/* oklch */ color: oklch(66.3% 0.165 134.1);

Tailwind

colors: {
  custom: {
    50: '#97c270',
    500: '#66a830',
    950: '#000000',
  },
}

SCSS

$custom: #66a830;
$custom-light: #97c270;
$custom-dark: #000000;

JSON

{
  "hex": "#66a830",
  "rgb": {
    "r": 102,
    "g": 168,
    "b": 48
  },
  "hsl": {
    "h": 93,
    "s": 55.556,
    "l": 42.353
  },
  "oklch": {
    "l": 0.6633,
    "c": 0.1654,
    "h": 134.1
  },
  "luminance": 0.31043
}

Semantic roles & 50–950 ramp

primary

#66A830

secondary

#9E73C1

accent

#49DF9B

background

#F9FCF7

surface

#F2F8ED

border

#CCD1C8

text

#0E1208

muted

#7E817B

Preview Lab

Preview with #66A830

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

Preview Lab → · Contrast checker → · Palette generator →