#B4E23A#B4E23A

#B4E23A is a very light, vivid yellow-green. Relative luminance 0.644; OKLCH L 85.1% C 0.192 H 124.1°. Best body text is #000000 at 13.88:1 contrast (WCAG AA passes).

Color values

HEX	#B4E23A
RGB	rgb(180, 226, 58)
HSL	hsl(76, 74%, 56%)
HSV	hsv(76, 74%, 89%)
CMYK	cmyk(20.4%, 0%, 74.3%, 11.4%)
CIE-LAB	lab(84.17, -37.01, 71.85)
CIE-LCH	lch(84.17, 80.82, 117.25°)
OKLab	oklab(85.1% -0.1078 0.1591)
OKLCH	oklch(85.1% 0.192 124.1)
XYZ	xyz(46.7830, 64.4011, 13.9681)
Luminance	0.6440 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4E23A #683AE2

analogous

#E2BC3A #B4E23A #60E23A

triadic

#B4E23A #3AB4E2 #E23AB4

tetradic

#B4E23A #3AE2BC #683AE2 #E23A60

square

#B4E23A #3AE2BC #683AE2 #E23A60

split-complementary

#B4E23A #3A60E2 #BC3AE2

monochromatic

#6C8D15 #95C21D #B4E23A #C8EA6F #DDF2A5

Accessibility & contrast

On white

1.51

#B4E23A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.88

#B4E23A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4E23A

13.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4E23A	#FFFFFF	#000000	##000000
##B4E23A	1.00	1.51	13.88	13.88
#FFFFFF	1.51	1.00	21.00	21.00
#000000	13.88	21.00	1.00	1.00
##000000	13.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFD312

Deuteranopia (green-blind)

#E9D24A

Tritanopia (blue-blind)

#BDD7C2

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #b4e23a;
/* rgb */ color: rgb(180, 226, 58);
/* oklch */ color: oklch(85.1% 0.192 124.1);

Tailwind

colors: {
  custom: {
    50: '#cfeb7c',
    500: '#b4e23a',
    950: '#000000',
  },
}

SCSS

$custom: #b4e23a;
$custom-light: #cfeb7c;
$custom-dark: #000000;

JSON

{
  "hex": "#b4e23a",
  "rgb": {
    "r": 180,
    "g": 226,
    "b": 58
  },
  "hsl": {
    "h": 76.429,
    "s": 74.336,
    "l": 55.686
  },
  "oklch": {
    "l": 0.851,
    "c": 0.19221,
    "h": 124.1
  },
  "luminance": 0.64401
}

Semantic roles & 50–950 ramp

primary

#B4E23A

secondary

#492E92

accent

#37F16A

background

#FEFEFB

surface

#FBFDF2

border

#D4D5CC

text

#14160A

muted

#83847D

Preview Lab

Preview with #B4E23A

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

Preview Lab → · Contrast checker → · Palette generator →