#B5E550#B5E550

#B5E550 is a very light, vivid yellow-green. Relative luminance 0.664; OKLCH L 86.0% C 0.182 H 125.4°. Best body text is #000000 at 14.29:1 contrast (WCAG AA passes).

Color values

HEX	#B5E550
RGB	rgb(181, 229, 80)
HSL	hsl(79, 74%, 61%)
HSV	hsv(79, 65%, 90%)
CMYK	cmyk(21%, 0%, 65.1%, 10.2%)
CIE-LAB	lab(85.22, -36.68, 65.05)
CIE-LCH	lch(85.22, 74.68, 119.42°)
OKLab	oklab(86.01% -0.1052 0.148)
OKLCH	oklch(86.01% 0.182 125.4)
XYZ	xyz(48.5236, 66.4410, 17.8558)
Luminance	0.6644 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5E550 #8050E5

analogous

#E5CA50 #B5E550 #6AE550

triadic

#B5E550 #50B5E5 #E550B5

tetradic

#B5E550 #50E5CA #8050E5 #E5506A

square

#B5E550 #50E5CA #8050E5 #E5506A

split-complementary

#B5E550 #506AE5 #CA50E5

monochromatic

#76A218 #9DD820 #B5E550 #CCED85 #E2F5BB

Accessibility & contrast

On white

1.47

#B5E550 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.29

#B5E550 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5E550

14.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5E550	#FFFFFF	#000000	##000000
##B5E550	1.00	1.47	14.29	14.29
#FFFFFF	1.47	1.00	21.00	21.00
#000000	14.29	21.00	1.00	1.00
##000000	14.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F1D73C

Deuteranopia (green-blind)

#EAD45C

Tritanopia (blue-blind)

#BCDBC7

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #b5e550;
/* rgb */ color: rgb(181, 229, 80);
/* oklch */ color: oklch(86.0% 0.182 125.4);

Tailwind

colors: {
  custom: {
    50: '#cfed88',
    500: '#b5e550',
    950: '#000000',
  },
}

SCSS

$custom: #b5e550;
$custom-light: #cfed88;
$custom-dark: #000000;

JSON

{
  "hex": "#b5e550",
  "rgb": {
    "r": 181,
    "g": 229,
    "b": 80
  },
  "hsl": {
    "h": 79.329,
    "s": 74.129,
    "l": 60.588
  },
  "oklch": {
    "l": 0.86007,
    "c": 0.1816,
    "h": 125.4
  },
  "luminance": 0.66442
}

Semantic roles & 50–950 ramp

primary

#B5E550

secondary

#5934A5

accent

#0FD64F

background

#FEFEFC

surface

#FBFDF4

border

#D4D5CE

text

#14160C

muted

#83847F

Preview Lab

Preview with #B5E550

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

Preview Lab → · Contrast checker → · Palette generator →