#B4F557#B4F557

#B4F557 is a very light, vivid yellow-green. Relative luminance 0.757; OKLCH L 89.7% C 0.197 H 128.9°. Best body text is #000000 at 16.14:1 contrast (WCAG AA passes).

Color values

HEX	#B4F557
RGB	rgb(180, 245, 87)
HSL	hsl(85, 89%, 65%)
HSV	hsv(85, 64%, 96%)
CMYK	cmyk(26.5%, 0%, 64.5%, 3.9%)
CIE-LAB	lab(89.72, -43.63, 67.04)
CIE-LCH	lch(89.72, 79.99, 123.06°)
OKLab	oklab(89.65% -0.1237 0.1532)
OKLCH	oklch(89.65% 0.197 128.9)
XYZ	xyz(53.1949, 75.6950, 20.8229)
Luminance	0.7570 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4F557 #9857F5

analogous

#F5E757 #B4F557 #65F557

triadic

#B4F557 #57B4F5 #F557B4

tetradic

#B4F557 #57F5E7 #9857F5 #F55765

square

#B4F557 #57F5E7 #9857F5 #F55765

split-complementary

#B4F557 #5765F5 #E757F5

monochromatic

#79C60C #9AF21D #B4F557 #CEF891 #E8FCCB

Accessibility & contrast

On white

1.30

#B4F557 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.14

#B4F557 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4F557

16.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4F557	#FFFFFF	#000000	##000000
##B4F557	1.00	1.30	16.14	16.14
#FFFFFF	1.30	1.00	21.00	21.00
#000000	16.14	21.00	1.00	1.00
##000000	16.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE442

Deuteranopia (green-blind)

#F7E064

Tritanopia (blue-blind)

#B9EBD5

Achromatopsia (no color)

#E2E2E2

Design tokens & code

CSS

--color: #b4f557;
/* rgb */ color: rgb(180, 245, 87);
/* oklch */ color: oklch(89.7% 0.197 128.9);

Tailwind

colors: {
  custom: {
    50: '#cef88d',
    500: '#b4f557',
    950: '#000000',
  },
}

SCSS

$custom: #b4f557;
$custom-light: #cef88d;
$custom-dark: #000000;

JSON

{
  "hex": "#b4f557",
  "rgb": {
    "r": 180,
    "g": 245,
    "b": 87
  },
  "hsl": {
    "h": 84.684,
    "s": 88.764,
    "l": 65.098
  },
  "oklch": {
    "l": 0.89652,
    "c": 0.19685,
    "h": 128.9
  },
  "luminance": 0.75696
}

Semantic roles & 50–950 ramp

primary

#B4F557

secondary

#6B2DC3

accent

#00E55E

background

#FEFFFC

surface

#FBFFF4

border

#D4D7CE

text

#14170D

muted

#83857F

Preview Lab

Preview with #B4F557

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

Preview Lab → · Contrast checker → · Palette generator →