#B5E449#B5E449

#B5E449 is a very light, vivid yellow-green. Relative luminance 0.658; OKLCH L 85.7% C 0.185 H 124.8°. Best body text is #000000 at 14.16:1 contrast (WCAG AA passes).

Color values

HEX	#B5E449
RGB	rgb(181, 228, 73)
HSL	hsl(78, 74%, 59%)
HSV	hsv(78, 68%, 89%)
CMYK	cmyk(20.6%, 0%, 68%, 10.6%)
CIE-LAB	lab(84.89, -36.69, 67.38)
CIE-LCH	lch(84.89, 76.72, 118.57°)
OKLab	oklab(85.72% -0.1058 0.152)
OKLCH	oklch(85.72% 0.185 124.8)
XYZ	xyz(48.0024, 65.7911, 16.4720)
Luminance	0.6579 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5E449 #7849E4

analogous

#E4C649 #B5E449 #68E449

triadic

#B5E449 #49B5E4 #E449B5

tetradic

#B5E449 #49E4C6 #7849E4 #E44968

square

#B5E449 #49E4C6 #7849E4 #E44968

split-complementary

#B5E449 #4968E4 #C649E4

monochromatic

#739C17 #9BD11F #B5E449 #CBEC7E #E0F4B4

Accessibility & contrast

On white

1.48

#B5E449 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.16

#B5E449 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5E449

14.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5E449	#FFFFFF	#000000	##000000
##B5E449	1.00	1.48	14.16	14.16
#FFFFFF	1.48	1.00	21.00	21.00
#000000	14.16	21.00	1.00	1.00
##000000	14.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0D631

Deuteranopia (green-blind)

#EAD356

Tritanopia (blue-blind)

#BDD9C5

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #b5e449;
/* rgb */ color: rgb(181, 228, 73);
/* oklch */ color: oklch(85.7% 0.185 124.8);

Tailwind

colors: {
  custom: {
    50: '#cfec84',
    500: '#b5e449',
    950: '#000000',
  },
}

SCSS

$custom: #b5e449;
$custom-light: #cfec84;
$custom-dark: #000000;

JSON

{
  "hex": "#b5e449",
  "rgb": {
    "r": 181,
    "g": 228,
    "b": 73
  },
  "hsl": {
    "h": 78.194,
    "s": 74.163,
    "l": 59.02
  },
  "oklch": {
    "l": 0.85723,
    "c": 0.18519,
    "h": 124.8
  },
  "luminance": 0.65792
}

Semantic roles & 50–950 ramp

primary

#B5E449

secondary

#53329F

accent

#37F16F

background

#FEFEFB

surface

#FBFDF2

border

#D4D5CC

text

#14160B

muted

#83847E

Preview Lab

Preview with #B5E449

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

Preview Lab → · Contrast checker → · Palette generator →