#B4E449#B4E449

#B4E449 is a very light, vivid yellow-green. Relative luminance 0.657; OKLCH L 85.7% C 0.186 H 125.1°. Best body text is #000000 at 14.13:1 contrast (WCAG AA passes).

Color values

HEX	#B4E449
RGB	rgb(180, 228, 73)
HSL	hsl(79, 74%, 59%)
HSV	hsv(79, 68%, 89%)
CMYK	cmyk(21.1%, 0%, 68%, 10.6%)
CIE-LAB	lab(84.83, -37.07, 67.30)
CIE-LCH	lch(84.83, 76.83, 118.85°)
OKLab	oklab(85.66% -0.1068 0.1518)
OKLCH	oklch(85.66% 0.186 125.1)
XYZ	xyz(47.7687, 65.6706, 16.4611)
Luminance	0.6567 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4E449 #7949E4

analogous

#E4C749 #B4E449 #67E449

triadic

#B4E449 #49B4E4 #E449B4

tetradic

#B4E449 #49E4C7 #7949E4 #E44967

square

#B4E449 #49E4C7 #7949E4 #E44967

split-complementary

#B4E449 #4967E4 #C749E4

monochromatic

#739C17 #9AD11F #B4E449 #CAEC7E #E0F4B4

Accessibility & contrast

On white

1.49

#B4E449 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.13

#B4E449 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4E449

14.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4E449	#FFFFFF	#000000	##000000
##B4E449	1.00	1.49	14.13	14.13
#FFFFFF	1.49	1.00	21.00	21.00
#000000	14.13	21.00	1.00	1.00
##000000	14.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0D531

Deuteranopia (green-blind)

#EAD356

Tritanopia (blue-blind)

#BCD9C5

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #b4e449;
/* rgb */ color: rgb(180, 228, 73);
/* oklch */ color: oklch(85.7% 0.186 125.1);

Tailwind

colors: {
  custom: {
    50: '#ceec84',
    500: '#b4e449',
    950: '#000000',
  },
}

SCSS

$custom: #b4e449;
$custom-light: #ceec84;
$custom-dark: #000000;

JSON

{
  "hex": "#b4e449",
  "rgb": {
    "r": 180,
    "g": 228,
    "b": 73
  },
  "hsl": {
    "h": 78.581,
    "s": 74.163,
    "l": 59.02
  },
  "oklch": {
    "l": 0.85658,
    "c": 0.18562,
    "h": 125.1
  },
  "luminance": 0.65671
}

Semantic roles & 50–950 ramp

primary

#B4E449

secondary

#54329F

accent

#37F171

background

#FEFEFB

surface

#FBFDF2

border

#D4D5CC

text

#14160B

muted

#83847E

Preview Lab

Preview with #B4E449

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

Preview Lab → · Contrast checker → · Palette generator →