#B4D340#B4D340

#B4D340 is a light, vivid yellow-green. Relative luminance 0.567; OKLCH L 81.7% C 0.171 H 120.7°. Best body text is #000000 at 12.33:1 contrast (WCAG AA passes).

Color values

HEX	#B4D340
RGB	rgb(180, 211, 64)
HSL	hsl(73, 63%, 54%)
HSV	hsv(73, 70%, 83%)
CMYK	cmyk(14.7%, 0%, 69.7%, 17.3%)
CIE-LAB	lab(79.99, -29.78, 65.72)
CIE-LCH	lch(79.99, 72.16, 114.38°)
OKLab	oklab(81.73% -0.0875 0.1472)
OKLCH	oklch(81.73% 0.171 120.7)
XYZ	xyz(43.0428, 56.6621, 13.5188)
Luminance	0.5666 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4D340 #5F40D3

analogous

#D3A940 #B4D340 #6BD340

triadic

#B4D340 #40B4D3 #D340B4

tetradic

#B4D340 #40D3A9 #5F40D3 #D3406B

square

#B4D340 #40D3A9 #5F40D3 #D3406B

split-complementary

#B4D340 #406BD3 #A940D3

monochromatic

#687C1D #92AE28 #B4D340 #C8DE72 #DBEAA3

Accessibility & contrast

On white

1.70

#B4D340 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.33

#B4D340 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4D340

12.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4D340	#FFFFFF	#000000	##000000
##B4D340	1.00	1.70	12.33	12.33
#FFFFFF	1.70	1.00	21.00	21.00
#000000	12.33	21.00	1.00	1.00
##000000	12.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0C728

Deuteranopia (green-blind)

#DCC74C

Tritanopia (blue-blind)

#BEC8B6

Achromatopsia (no color)

#C6C6C6

Design tokens & code

CSS

--color: #b4d340;
/* rgb */ color: rgb(180, 211, 64);
/* oklch */ color: oklch(81.7% 0.171 120.7);

Tailwind

colors: {
  custom: {
    50: '#cee07e',
    500: '#b4d340',
    950: '#000000',
  },
}

SCSS

$custom: #b4d340;
$custom-light: #cee07e;
$custom-dark: #000000;

JSON

{
  "hex": "#b4d340",
  "rgb": {
    "r": 180,
    "g": 211,
    "b": 64
  },
  "hsl": {
    "h": 72.653,
    "s": 62.553,
    "l": 53.922
  },
  "oklch": {
    "l": 0.81731,
    "c": 0.17122,
    "h": 120.7
  },
  "luminance": 0.56662
}

Semantic roles & 50–950 ramp

primary

#B4D340

secondary

#443384

accent

#42E665

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B4D340

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

Preview Lab → · Contrast checker → · Palette generator →