#66AE2D#66AE2D

#66AE2D is a light, vivid yellow-green. Relative luminance 0.333; OKLCH L 67.8% C 0.175 H 134.5°. Best body text is #000000 at 7.66:1 contrast (WCAG AA passes).

Color values

HEX	#66AE2D
RGB	rgb(102, 174, 45)
HSL	hsl(93, 59%, 43%)
HSV	hsv(93, 74%, 68%)
CMYK	cmyk(41.4%, 0%, 74.1%, 31.8%)
CIE-LAB	lab(64.39, -43.82, 55.56)
CIE-LCH	lch(64.39, 70.76, 128.26°)
OKLab	oklab(67.84% -0.1226 0.1246)
OKLCH	oklch(67.84% 0.175 134.5)
XYZ	xyz(21.0888, 33.2852, 7.7956)
Luminance	0.3329 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66AE2D #752DAE

analogous

#A7AE2D #66AE2D #2DAE34

triadic

#66AE2D #2D66AE #AE2D66

tetradic

#66AE2D #2DA7AE #752DAE #AE342D

square

#66AE2D #2DA7AE #752DAE #AE342D

split-complementary

#66AE2D #342DAE #AE2DA7

monochromatic

#2D4D14 #497D20 #66AE2D #84D048 #A5DC79

Accessibility & contrast

On white

2.74

#66AE2D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.66

#66AE2D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66AE2D

7.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66AE2D	#FFFFFF	#000000	##000000
##66AE2D	1.00	2.74	7.66	7.66
#FFFFFF	2.74	1.00	21.00	21.00
#000000	7.66	21.00	1.00	1.00
##000000	7.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5A013

Deuteranopia (green-blind)

#AB9A3A

Tritanopia (blue-blind)

#65A795

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #66ae2d;
/* rgb */ color: rgb(102, 174, 45);
/* oklch */ color: oklch(67.8% 0.175 134.5);

Tailwind

colors: {
  custom: {
    50: '#98c76f',
    500: '#66ae2d',
    950: '#000000',
  },
}

SCSS

$custom: #66ae2d;
$custom-light: #98c76f;
$custom-dark: #000000;

JSON

{
  "hex": "#66ae2d",
  "rgb": {
    "r": 102,
    "g": 174,
    "b": 45
  },
  "hsl": {
    "h": 93.488,
    "s": 58.904,
    "l": 42.941
  },
  "oklch": {
    "l": 0.67835,
    "c": 0.17485,
    "h": 134.5
  },
  "luminance": 0.33286
}

Semantic roles & 50–950 ramp

primary

#66AE2D

secondary

#A072C4

accent

#46E29D

background

#F9FCF7

surface

#F2F8ED

border

#CCD1C8

text

#0E1308

muted

#7E827B

Preview Lab

Preview with #66AE2D

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

Preview Lab → · Contrast checker → · Palette generator →