#66F397#66F397

#66F397 is a very light, vivid green. Relative luminance 0.692; OKLCH L 86.4% C 0.178 H 152.2°. Best body text is #000000 at 14.83:1 contrast (WCAG AA passes).

Color values

HEX	#66F397
RGB	rgb(102, 243, 151)
HSL	hsl(141, 85%, 68%)
HSV	hsv(141, 58%, 95%)
CMYK	cmyk(58%, 0%, 37.9%, 4.7%)
CIE-LAB	lab(86.58, -57.99, 33.21)
CIE-LCH	lch(86.58, 66.83, 150.20°)
OKLab	oklab(86.44% -0.1571 0.0828)
OKLCH	oklch(86.44% 0.178 152.2)
XYZ	xyz(43.1127, 69.1562, 40.3487)
Luminance	0.6916 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F397 #F366C2

analogous

#7BF366 #66F397 #66F3DE

triadic

#66F397 #9766F3 #F39766

tetradic

#66F397 #667BF3 #F366C2 #F3DE66

square

#66F397 #667BF3 #F366C2 #F3DE66

split-complementary

#66F397 #DE66F3 #F3667B

monochromatic

#10CE52 #2DEF70 #66F397 #9FF7BE #D7FCE4

Accessibility & contrast

On white

1.42

#66F397 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.83

#66F397 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F397

14.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F397	#FFFFFF	#000000	##000000
##66F397	1.00	1.42	14.83	14.83
#FFFFFF	1.42	1.00	21.00	21.00
#000000	14.83	21.00	1.00	1.00
##000000	14.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F3E191

Deuteranopia (green-blind)

#E1D39D

Tritanopia (blue-blind)

#3AF0DC

Achromatopsia (no color)

#D9D9D9

Design tokens & code

CSS

--color: #66f397;
/* rgb */ color: rgb(102, 243, 151);
/* oklch */ color: oklch(86.4% 0.178 152.2);

Tailwind

colors: {
  custom: {
    50: '#9df8b6',
    500: '#66f397',
    950: '#000000',
  },
}

SCSS

$custom: #66f397;
$custom-light: #9df8b6;
$custom-dark: #000000;

JSON

{
  "hex": "#66f397",
  "rgb": {
    "r": 102,
    "g": 243,
    "b": 151
  },
  "hsl": {
    "h": 140.851,
    "s": 85.455,
    "l": 67.647
  },
  "oklch": {
    "l": 0.86439,
    "c": 0.17755,
    "h": 152.2
  },
  "luminance": 0.6916
}

Semantic roles & 50–950 ramp

primary

#66F397

secondary

#CA3396

accent

#0495E2

background

#FCFFFD

surface

#F6FFF8

border

#D0D7D1

text

#0F1711

muted

#808581

Preview Lab

Preview with #66F397

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

Preview Lab → · Contrast checker → · Palette generator →