#B5F778#B5F778

#B5F778 is a very light, vivid yellow-green. Relative luminance 0.777; OKLCH L 90.5% C 0.172 H 131.7°. Best body text is #000000 at 16.54:1 contrast (WCAG AA passes).

Color values

HEX	#B5F778
RGB	rgb(181, 247, 120)
HSL	hsl(91, 89%, 72%)
HSV	hsv(91, 51%, 97%)
CMYK	cmyk(26.7%, 0%, 51.4%, 3.1%)
CIE-LAB	lab(90.64, -41.23, 53.97)
CIE-LCH	lch(90.64, 67.92, 127.38°)
OKLab	oklab(90.52% -0.1145 0.1284)
OKLCH	oklch(90.52% 0.172 131.7)
XYZ	xyz(55.7062, 77.6998, 29.8282)
Luminance	0.7770 (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

#B5F778 #BA78F7

analogous

#F5F778 #B5F778 #78F77B

triadic

#B5F778 #78B5F7 #F778B5

tetradic

#B5F778 #78F5F7 #BA78F7 #F77B78

square

#B5F778 #78F5F7 #BA78F7 #F77B78

split-complementary

#B5F778 #7B78F7 #F778F5

monochromatic

#76E70E #95F43E #B5F778 #D5FAB2 #EFFDE2

Accessibility & contrast

On white

1.27

#B5F778 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.54

#B5F778 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5F778

16.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5F778	#FFFFFF	#000000	##000000
##B5F778	1.00	1.27	16.54	16.54
#FFFFFF	1.27	1.00	21.00	21.00
#000000	16.54	21.00	1.00	1.00
##000000	16.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE76C

Deuteranopia (green-blind)

#F7E280

Tritanopia (blue-blind)

#B7EEDA

Achromatopsia (no color)

#E4E4E4

Design tokens & code

CSS

--color: #b5f778;
/* rgb */ color: rgb(181, 247, 120);
/* oklch */ color: oklch(90.5% 0.172 131.7);

Tailwind

colors: {
  custom: {
    50: '#cefaa2',
    500: '#b5f778',
    950: '#000000',
  },
}

SCSS

$custom: #b5f778;
$custom-light: #cefaa2;
$custom-dark: #000000;

JSON

{
  "hex": "#b5f778",
  "rgb": {
    "r": 181,
    "g": 247,
    "b": 120
  },
  "hsl": {
    "h": 91.181,
    "s": 88.811,
    "l": 71.961
  },
  "oklch": {
    "l": 0.90516,
    "c": 0.17206,
    "h": 131.7
  },
  "luminance": 0.77701
}

Semantic roles & 50–950 ramp

primary

#B5F778

secondary

#8C41D3

accent

#00E577

background

#FEFFFC

surface

#FBFFF6

border

#D4D7D0

text

#14170F

muted

#838580

Preview Lab

Preview with #B5F778

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

Preview Lab → · Contrast checker → · Palette generator →