#66A030#66A030

#66A030 is a light, vivid yellow-green. Relative luminance 0.282; OKLCH L 64.3% C 0.155 H 132.9°. Best body text is #000000 at 6.64:1 contrast (WCAG AA passes).

Color values

HEX	#66A030
RGB	rgb(102, 160, 48)
HSL	hsl(91, 54%, 41%)
HSV	hsv(91, 70%, 63%)
CMYK	cmyk(36.2%, 0%, 70%, 37.3%)
CIE-LAB	lab(60.05, -37.60, 50.04)
CIE-LCH	lch(60.05, 62.59, 126.92°)
OKLab	oklab(64.29% -0.1056 0.1135)
OKLCH	oklch(64.29% 0.155 132.9)
XYZ	xyz(18.5835, 28.1790, 7.2557)
Luminance	0.2818 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66A030 #6A30A0

analogous

#9EA030 #66A030 #30A032

triadic

#66A030 #3066A0 #A03066

tetradic

#66A030 #309EA0 #6A30A0 #A03230

square

#66A030 #309EA0 #6A30A0 #A03230

split-complementary

#66A030 #3230A0 #A0309E

monochromatic

#2A4214 #487122 #66A030 #84C746 #A3D675

Accessibility & contrast

On white

3.16

#66A030 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.64

#66A030 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #66A030

6.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66A030	#FFFFFF	#000000	##000000
##66A030	1.00	3.16	6.64	6.64
#FFFFFF	3.16	1.00	21.00	21.00
#000000	6.64	21.00	1.00	1.00
##000000	6.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A7941F

Deuteranopia (green-blind)

#9F8F3A

Tritanopia (blue-blind)

#679A8A

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #66a030;
/* rgb */ color: rgb(102, 160, 48);
/* oklch */ color: oklch(64.3% 0.155 132.9);

Tailwind

colors: {
  custom: {
    50: '#96bc6f',
    500: '#66a030',
    950: '#000000',
  },
}

SCSS

$custom: #66a030;
$custom-light: #96bc6f;
$custom-dark: #000000;

JSON

{
  "hex": "#66a030",
  "rgb": {
    "r": 102,
    "g": 160,
    "b": 48
  },
  "hsl": {
    "h": 91.071,
    "s": 53.846,
    "l": 40.784
  },
  "oklch": {
    "l": 0.64293,
    "c": 0.15501,
    "h": 132.9
  },
  "luminance": 0.2818
}

Semantic roles & 50–950 ramp

primary

#66A030

secondary

#976EBE

accent

#4BDD97

background

#F9FBF6

surface

#F2F6EC

border

#CCD0C7

text

#0E1208

muted

#7E817B

Preview Lab

Preview with #66A030

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

Preview Lab → · Contrast checker → · Palette generator →