#B3E340#B3E340

#B3E340 is a very light, vivid yellow-green. Relative luminance 0.649; OKLCH L 85.3% C 0.190 H 124.8°. Best body text is #000000 at 13.98:1 contrast (WCAG AA passes).

Color values

HEX	#B3E340
RGB	rgb(179, 227, 64)
HSL	hsl(78, 74%, 57%)
HSV	hsv(78, 72%, 89%)
CMYK	cmyk(21.1%, 0%, 71.8%, 11%)
CIE-LAB	lab(84.43, -37.53, 70.09)
CIE-LCH	lch(84.43, 79.51, 118.17°)
OKLab	oklab(85.3% -0.1087 0.1564)
OKLCH	oklch(85.3% 0.19 124.8)
XYZ	xyz(46.9853, 64.8915, 14.8994)
Luminance	0.6489 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3E340 #7040E3

analogous

#E3C240 #B3E340 #62E340

triadic

#B3E340 #40B3E3 #E340B3

tetradic

#B3E340 #40E3C2 #7040E3 #E34062

square

#B3E340 #40E3C2 #7040E3 #E34062

split-complementary

#B3E340 #4062E3 #C240E3

monochromatic

#6E9316 #96C81D #B3E340 #C8EB75 #DDF3AB

Accessibility & contrast

On white

1.50

#B3E340 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.98

#B3E340 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3E340

13.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3E340	#FFFFFF	#000000	##000000
##B3E340	1.00	1.50	13.98	13.98
#FFFFFF	1.50	1.00	21.00	21.00
#000000	13.98	21.00	1.00	1.00
##000000	13.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFD421

Deuteranopia (green-blind)

#E9D24F

Tritanopia (blue-blind)

#BBD8C3

Achromatopsia (no color)

#D3D3D3

Design tokens & code

CSS

--color: #b3e340;
/* rgb */ color: rgb(179, 227, 64);
/* oklch */ color: oklch(85.3% 0.190 124.8);

Tailwind

colors: {
  custom: {
    50: '#ceec7f',
    500: '#b3e340',
    950: '#000000',
  },
}

SCSS

$custom: #b3e340;
$custom-light: #ceec7f;
$custom-dark: #000000;

JSON

{
  "hex": "#b3e340",
  "rgb": {
    "r": 179,
    "g": 227,
    "b": 64
  },
  "hsl": {
    "h": 77.669,
    "s": 74.429,
    "l": 57.059
  },
  "oklch": {
    "l": 0.853,
    "c": 0.19047,
    "h": 124.8
  },
  "luminance": 0.64892
}

Semantic roles & 50–950 ramp

primary

#B3E340

secondary

#4E3097

accent

#37F16E

background

#FEFEFB

surface

#FBFDF2

border

#D4D5CC

text

#14160B

muted

#83847E

Preview Lab

Preview with #B3E340

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

Preview Lab → · Contrast checker → · Palette generator →