#B5E557#B5E557

#B5E557 is a very light, vivid yellow-green. Relative luminance 0.665; OKLCH L 86.1% C 0.176 H 125.8°. Best body text is #000000 at 14.31:1 contrast (WCAG AA passes).

Color values

HEX	#B5E557
RGB	rgb(181, 229, 87)
HSL	hsl(80, 73%, 62%)
HSV	hsv(80, 62%, 90%)
CMYK	cmyk(21%, 0%, 62%, 10.2%)
CIE-LAB	lab(85.28, -36.17, 62.29)
CIE-LCH	lch(85.28, 72.03, 120.15°)
OKLab	oklab(86.07% -0.1032 0.1431)
OKLCH	oklch(86.07% 0.176 125.8)
XYZ	xyz(48.7958, 66.5499, 19.2896)
Luminance	0.6655 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5E557 #8757E5

analogous

#E5CE57 #B5E557 #6EE557

triadic

#B5E557 #57B5E5 #E557B5

tetradic

#B5E557 #57E5CE #8757E5 #E5576E

square

#B5E557 #57E5CE #8757E5 #E5576E

split-complementary

#B5E557 #576EE5 #CE57E5

monochromatic

#78A81A #9EDD22 #B5E557 #CCED8C #E4F5C1

Accessibility & contrast

On white

1.47

#B5E557 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.31

#B5E557 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5E557

14.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5E557	#FFFFFF	#000000	##000000
##B5E557	1.00	1.47	14.31	14.31
#FFFFFF	1.47	1.00	21.00	21.00
#000000	14.31	21.00	1.00	1.00
##000000	14.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F1D746

Deuteranopia (green-blind)

#EAD461

Tritanopia (blue-blind)

#BCDBC7

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #b5e557;
/* rgb */ color: rgb(181, 229, 87);
/* oklch */ color: oklch(86.1% 0.176 125.8);

Tailwind

colors: {
  custom: {
    50: '#ceed8c',
    500: '#b5e557',
    950: '#000000',
  },
}

SCSS

$custom: #b5e557;
$custom-light: #ceed8c;
$custom-dark: #000000;

JSON

{
  "hex": "#b5e557",
  "rgb": {
    "r": 181,
    "g": 229,
    "b": 87
  },
  "hsl": {
    "h": 80.282,
    "s": 73.196,
    "l": 61.961
  },
  "oklch": {
    "l": 0.8607,
    "c": 0.17641,
    "h": 125.8
  },
  "luminance": 0.6655
}

Semantic roles & 50–950 ramp

primary

#B5E557

secondary

#5D37AA

accent

#10D553

background

#FEFEFC

surface

#FBFDF4

border

#D4D5CE

text

#14160C

muted

#83847F

Preview Lab

Preview with #B5E557

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

Preview Lab → · Contrast checker → · Palette generator →