#B5EF5A#B5EF5A

#B5EF5A is a very light, vivid yellow-green. Relative luminance 0.723; OKLCH L 88.4% C 0.187 H 127.9°. Best body text is #000000 at 15.46:1 contrast (WCAG AA passes).

Color values

HEX	#B5EF5A
RGB	rgb(181, 239, 90)
HSL	hsl(83, 82%, 65%)
HSV	hsv(83, 62%, 94%)
CMYK	cmyk(24.3%, 0%, 62.3%, 6.3%)
CIE-LAB	lab(88.11, -40.42, 64.13)
CIE-LCH	lch(88.11, 75.81, 122.22°)
OKLab	oklab(88.37% -0.1146 0.1474)
OKLCH	oklch(88.37% 0.187 127.9)
XYZ	xyz(51.7679, 72.2939, 20.8976)
Luminance	0.7229 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5EF5A #945AEF

analogous

#EFDF5A #B5EF5A #6BEF5A

triadic

#B5EF5A #5AB5EF #EF5AB5

tetradic

#B5EF5A #5AEFDF #945AEF #EF5A6B

square

#B5EF5A #5AEFDF #945AEF #EF5A6B

split-complementary

#B5EF5A #5A6BEF #DF5AEF

monochromatic

#7ABC12 #9CEA22 #B5EF5A #CEF492 #E7FACA

Accessibility & contrast

On white

1.36

#B5EF5A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.46

#B5EF5A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5EF5A

15.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5EF5A	#FFFFFF	#000000	##000000
##B5EF5A	1.00	1.36	15.46	15.46
#FFFFFF	1.36	1.00	21.00	21.00
#000000	15.46	21.00	1.00	1.00
##000000	15.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FAE048

Deuteranopia (green-blind)

#F2DC65

Tritanopia (blue-blind)

#BBE5D0

Achromatopsia (no color)

#DDDDDD

Design tokens & code

CSS

--color: #b5ef5a;
/* rgb */ color: rgb(181, 239, 90);
/* oklch */ color: oklch(88.4% 0.187 127.9);

Tailwind

colors: {
  custom: {
    50: '#cff48f',
    500: '#b5ef5a',
    950: '#000000',
  },
}

SCSS

$custom: #b5ef5a;
$custom-light: #cff48f;
$custom-dark: #000000;

JSON

{
  "hex": "#b5ef5a",
  "rgb": {
    "r": 181,
    "g": 239,
    "b": 90
  },
  "hsl": {
    "h": 83.356,
    "s": 82.32,
    "l": 64.51
  },
  "oklch": {
    "l": 0.88371,
    "c": 0.18671,
    "h": 127.9
  },
  "luminance": 0.72295
}

Semantic roles & 50–950 ramp

primary

#B5EF5A

secondary

#6732BB

accent

#07DF5B

background

#FEFFFC

surface

#FBFEF4

border

#D4D6CE

text

#14170D

muted

#83857F

Preview Lab

Preview with #B5EF5A

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

Preview Lab → · Contrast checker → · Palette generator →