#66AA2E#66AA2E

#66AA2E is a light, vivid yellow-green. Relative luminance 0.318; OKLCH L 66.8% C 0.169 H 134.1°. Best body text is #000000 at 7.35:1 contrast (WCAG AA passes).

Color values

HEX	#66AA2E
RGB	rgb(102, 170, 46)
HSL	hsl(93, 57%, 42%)
HSV	hsv(93, 73%, 67%)
CMYK	cmyk(40%, 0%, 72.9%, 33.3%)
CIE-LAB	lab(63.15, -42.07, 53.96)
CIE-LCH	lch(63.15, 68.42, 127.94°)
OKLab	oklab(66.82% -0.1178 0.1214)
OKLCH	oklch(66.82% 0.169 134.1)
XYZ	xyz(20.3470, 31.7705, 7.6445)
Luminance	0.3177 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66AA2E #722EAA

analogous

#A4AA2E #66AA2E #2EAA34

triadic

#66AA2E #2E66AA #AA2E66

tetradic

#66AA2E #2EA4AA #722EAA #AA342E

square

#66AA2E #2EA4AA #722EAA #AA342E

split-complementary

#66AA2E #342EAA #AA2EA4

monochromatic

#2C4A14 #497A21 #66AA2E #84CD48 #A4DA78

Accessibility & contrast

On white

2.86

#66AA2E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.35

#66AA2E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66AA2E

7.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66AA2E	#FFFFFF	#000000	##000000
##66AA2E	1.00	2.86	7.35	7.35
#FFFFFF	2.86	1.00	21.00	21.00
#000000	7.35	21.00	1.00	1.00
##000000	7.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B19C18

Deuteranopia (green-blind)

#A7973A

Tritanopia (blue-blind)

#65A392

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #66aa2e;
/* rgb */ color: rgb(102, 170, 46);
/* oklch */ color: oklch(66.8% 0.169 134.1);

Tailwind

colors: {
  custom: {
    50: '#97c46f',
    500: '#66aa2e',
    950: '#000000',
  },
}

SCSS

$custom: #66aa2e;
$custom-light: #97c46f;
$custom-dark: #000000;

JSON

{
  "hex": "#66aa2e",
  "rgb": {
    "r": 102,
    "g": 170,
    "b": 46
  },
  "hsl": {
    "h": 92.903,
    "s": 57.407,
    "l": 42.353
  },
  "oklch": {
    "l": 0.66824,
    "c": 0.16922,
    "h": 134.1
  },
  "luminance": 0.31771
}

Semantic roles & 50–950 ramp

primary

#66AA2E

secondary

#9E71C3

accent

#47E19B

background

#F9FCF7

surface

#F2F8ED

border

#CCD1C8

text

#0E1208

muted

#7E817B

Preview Lab

Preview with #66AA2E

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

Preview Lab → · Contrast checker → · Palette generator →