#B4F479#B4F479

#B4F479 is a very light, vivid yellow-green. Relative luminance 0.758; OKLCH L 89.8% C 0.168 H 131.7°. Best body text is #000000 at 16.16:1 contrast (WCAG AA passes).

Color values

HEX	#B4F479
RGB	rgb(180, 244, 121)
HSL	hsl(91, 85%, 72%)
HSV	hsv(91, 50%, 96%)
CMYK	cmyk(26.2%, 0%, 50.4%, 4.3%)
CIE-LAB	lab(89.76, -40.15, 52.44)
CIE-LCH	lch(89.76, 66.05, 127.44°)
OKLab	oklab(89.79% -0.1114 0.1251)
OKLCH	oklch(89.79% 0.168 131.7)
XYZ	xyz(54.6235, 75.7837, 29.8352)
Luminance	0.7579 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Light Yellowish Green

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4F479 #B979F4

analogous

#F1F479 #B4F479 #79F47C

triadic

#B4F479 #79B4F4 #F479B4

tetradic

#B4F479 #79F1F4 #B979F4 #F47C79

square

#B4F479 #79F1F4 #B979F4 #F47C79

split-complementary

#B4F479 #7C79F4 #F479F1

monochromatic

#75E012 #94EF40 #B4F479 #D4F9B2 #EFFDE3

Accessibility & contrast

On white

1.30

#B4F479 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.16

#B4F479 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4F479

16.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4F479	#FFFFFF	#000000	##000000
##B4F479	1.00	1.30	16.16	16.16
#FFFFFF	1.30	1.00	21.00	21.00
#000000	16.16	21.00	1.00	1.00
##000000	16.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDE56E

Deuteranopia (green-blind)

#F4E081

Tritanopia (blue-blind)

#B6EBD8

Achromatopsia (no color)

#E2E2E2

Design tokens & code

CSS

--color: #b4f479;
/* rgb */ color: rgb(180, 244, 121);
/* oklch */ color: oklch(89.8% 0.168 131.7);

Tailwind

colors: {
  custom: {
    50: '#cdf8a2',
    500: '#b4f479',
    950: '#000000',
  },
}

SCSS

$custom: #b4f479;
$custom-light: #cdf8a2;
$custom-dark: #000000;

JSON

{
  "hex": "#b4f479",
  "rgb": {
    "r": 180,
    "g": 244,
    "b": 121
  },
  "hsl": {
    "h": 91.22,
    "s": 84.828,
    "l": 71.569
  },
  "oklch": {
    "l": 0.89789,
    "c": 0.16754,
    "h": 131.7
  },
  "luminance": 0.75785
}

Semantic roles & 50–950 ramp

primary

#B4F479

secondary

#8B42CF

accent

#04E177

background

#FEFFFC

surface

#FBFFF6

border

#D4D7D0

text

#14170F

muted

#838580

Preview Lab

Preview with #B4F479

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

Preview Lab → · Contrast checker → · Palette generator →