#66B72F#66B72F

#66B72F is a light, vivid yellow-green. Relative luminance 0.369; OKLCH L 70.1% C 0.185 H 135.6°. Best body text is #000000 at 8.38:1 contrast (WCAG AA passes).

Color values

HEX	#66B72F
RGB	rgb(102, 183, 47)
HSL	hsl(96, 59%, 45%)
HSV	hsv(96, 74%, 72%)
CMYK	cmyk(44.3%, 0%, 74.3%, 28.2%)
CIE-LAB	lab(67.20, -47.37, 57.63)
CIE-LCH	lch(67.20, 74.60, 129.42°)
OKLab	oklab(70.14% -0.1321 0.1293)
OKLCH	oklch(70.14% 0.185 135.6)
XYZ	xyz(22.9255, 36.8956, 8.6023)
Luminance	0.3690 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66B72F #802FB7

analogous

#AAB72F #66B72F #2FB73C

triadic

#66B72F #2F66B7 #B72F66

tetradic

#66B72F #2FAAB7 #802FB7 #B73C2F

square

#66B72F #2FAAB7 #802FB7 #B73C2F

split-complementary

#66B72F #3C2FB7 #B72FAA

monochromatic

#305616 #4B8622 #66B72F #85D251 #A7DF82

Accessibility & contrast

On white

2.51

#66B72F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.38

#66B72F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66B72F

8.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66B72F	#FFFFFF	#000000	##000000
##66B72F	1.00	2.51	8.38	8.38
#FFFFFF	2.51	1.00	21.00	21.00
#000000	8.38	21.00	1.00	1.00
##000000	8.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEA813

Deuteranopia (green-blind)

#B3A13D

Tritanopia (blue-blind)

#63B09D

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #66b72f;
/* rgb */ color: rgb(102, 183, 47);
/* oklch */ color: oklch(70.1% 0.185 135.6);

Tailwind

colors: {
  custom: {
    50: '#98cd71',
    500: '#66b72f',
    950: '#000000',
  },
}

SCSS

$custom: #66b72f;
$custom-light: #98cd71;
$custom-dark: #000000;

JSON

{
  "hex": "#66b72f",
  "rgb": {
    "r": 102,
    "g": 183,
    "b": 47
  },
  "hsl": {
    "h": 95.735,
    "s": 59.13,
    "l": 45.098
  },
  "oklch": {
    "l": 0.70141,
    "c": 0.18482,
    "h": 135.6
  },
  "luminance": 0.36897
}

Semantic roles & 50–950 ramp

primary

#66B72F

secondary

#A87AC8

accent

#45E2A3

background

#F9FCF7

surface

#F2F9ED

border

#CCD2C8

text

#0E1308

muted

#7E827B

Preview Lab

Preview with #66B72F

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

Preview Lab → · Contrast checker → · Palette generator →