#B5F378#B5F378

#B5F378 is a very light, vivid yellow-green. Relative luminance 0.753; OKLCH L 89.6% C 0.167 H 131.1°. Best body text is #000000 at 16.06:1 contrast (WCAG AA passes).

Color values

HEX	#B5F378
RGB	rgb(181, 243, 120)
HSL	hsl(90, 84%, 71%)
HSV	hsv(90, 51%, 95%)
CMYK	cmyk(25.5%, 0%, 50.6%, 4.7%)
CIE-LAB	lab(89.52, -39.46, 52.63)
CIE-LCH	lch(89.52, 65.78, 126.86°)
OKLab	oklab(89.61% -0.1096 0.1255)
OKLCH	oklch(89.61% 0.167 131.1)
XYZ	xyz(54.4961, 75.2796, 29.4249)
Luminance	0.7528 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Pistachio (survey)

#C0FA8B

ΔE00 2.39

Spring Green (survey)

Light Yellowish Green

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5F378 #B678F3

analogous

#F2F378 #B5F378 #78F378

triadic

#B5F378 #78B5F3 #F378B5

tetradic

#B5F378 #78F2F3 #B678F3 #F37878

square

#B5F378 #78F2F3 #B678F3 #F37878

split-complementary

#B5F378 #7878F3 #F378F2

monochromatic

#77DD14 #96EE40 #B5F378 #D4F8B0 #F0FDE3

Accessibility & contrast

On white

1.31

#B5F378 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.06

#B5F378 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5F378

16.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5F378	#FFFFFF	#000000	##000000
##B5F378	1.00	1.31	16.06	16.06
#FFFFFF	1.31	1.00	21.00	21.00
#000000	16.06	21.00	1.00	1.00
##000000	16.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FCE46D

Deuteranopia (green-blind)

#F3DF80

Tritanopia (blue-blind)

#B8EAD7

Achromatopsia (no color)

#E1E1E1

Design tokens & code

CSS

--color: #b5f378;
/* rgb */ color: rgb(181, 243, 120);
/* oklch */ color: oklch(89.6% 0.167 131.1);

Tailwind

colors: {
  custom: {
    50: '#cef7a2',
    500: '#b5f378',
    950: '#000000',
  },
}

SCSS

$custom: #b5f378;
$custom-light: #cef7a2;
$custom-dark: #000000;

JSON

{
  "hex": "#b5f378",
  "rgb": {
    "r": 181,
    "g": 243,
    "b": 120
  },
  "hsl": {
    "h": 90.244,
    "s": 83.673,
    "l": 71.176
  },
  "oklch": {
    "l": 0.8961,
    "c": 0.16662,
    "h": 131.1
  },
  "luminance": 0.75281
}

Semantic roles & 50–950 ramp

primary

#B5F378

secondary

#8842CE

accent

#05E074

background

#FEFFFC

surface

#FBFEF5

border

#D4D6CF

text

#14170F

muted

#838580

Preview Lab

Preview with #B5F378

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

Preview Lab → · Contrast checker → · Palette generator →