#66B62C#66B62C

#66B62C is a light, vivid yellow-green. Relative luminance 0.365; OKLCH L 69.9% C 0.185 H 135.3°. Best body text is #000000 at 8.29:1 contrast (WCAG AA passes).

Color values

HEX	#66B62C
RGB	rgb(102, 182, 44)
HSL	hsl(95, 61%, 44%)
HSV	hsv(95, 76%, 71%)
CMYK	cmyk(44%, 0%, 75.8%, 28.6%)
CIE-LAB	lab(66.87, -47.16, 58.33)
CIE-LCH	lch(66.87, 75.01, 128.95°)
OKLab	oklab(69.87% -0.1317 0.1303)
OKLCH	oklch(69.87% 0.185 135.3)
XYZ	xyz(22.6615, 36.4612, 8.2260)
Luminance	0.3646 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66B62C #7C2CB6

analogous

#ABB62C #66B62C #2CB637

triadic

#66B62C #2C66B6 #B62C66

tetradic

#66B62C #2CABB6 #7C2CB6 #B6372C

square

#66B62C #2CABB6 #7C2CB6 #B6372C

split-complementary

#66B62C #372CB6 #B62CAB

monochromatic

#2F5314 #4A8520 #66B62C #85D44C #A6E07D

Accessibility & contrast

On white

2.53

#66B62C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.29

#66B62C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66B62C

8.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66B62C	#FFFFFF	#000000	##000000
##66B62C	1.00	2.53	8.29	8.29
#FFFFFF	2.53	1.00	21.00	21.00
#000000	8.29	21.00	1.00	1.00
##000000	8.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BDA70B

Deuteranopia (green-blind)

#B2A03A

Tritanopia (blue-blind)

#64AF9C

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #66b62c;
/* rgb */ color: rgb(102, 182, 44);
/* oklch */ color: oklch(69.9% 0.185 135.3);

Tailwind

colors: {
  custom: {
    50: '#98cc6f',
    500: '#66b62c',
    950: '#000000',
  },
}

SCSS

$custom: #66b62c;
$custom-light: #98cc6f;
$custom-dark: #000000;

JSON

{
  "hex": "#66b62c",
  "rgb": {
    "r": 102,
    "g": 182,
    "b": 44
  },
  "hsl": {
    "h": 94.783,
    "s": 61.062,
    "l": 44.314
  },
  "oklch": {
    "l": 0.69866,
    "c": 0.18528,
    "h": 135.3
  },
  "luminance": 0.36463
}

Semantic roles & 50–950 ramp

primary

#66B62C

secondary

#A576C8

accent

#44E4A1

background

#F9FCF7

surface

#F2F9ED

border

#CCD2C8

text

#0E1308

muted

#7E827B

Preview Lab

Preview with #66B62C

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

Preview Lab → · Contrast checker → · Palette generator →