#B1E249#B1E249

#B1E249 is a very light, vivid yellow-green. Relative luminance 0.642; OKLCH L 85.0% C 0.185 H 125.5°. Best body text is #000000 at 13.84:1 contrast (WCAG AA passes).

Color values

HEX	#B1E249
RGB	rgb(177, 226, 73)
HSL	hsl(79, 73%, 59%)
HSV	hsv(79, 68%, 89%)
CMYK	cmyk(21.7%, 0%, 67.7%, 11.4%)
CIE-LAB	lab(84.08, -37.31, 66.47)
CIE-LCH	lch(84.08, 76.23, 119.31°)
OKLab	oklab(85.01% -0.1073 0.1502)
OKLCH	oklch(85.01% 0.185 125.5)
XYZ	xyz(46.5307, 64.2203, 16.2464)
Luminance	0.6422 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1E249 #7A49E2

analogous

#E2C749 #B1E249 #64E249

triadic

#B1E249 #49B1E2 #E249B1

tetradic

#B1E249 #49E2C7 #7A49E2 #E24964

square

#B1E249 #49E2C7 #7A49E2 #E24964

split-complementary

#B1E249 #4964E2 #C749E2

monochromatic

#6F9818 #96CD21 #B1E249 #C8EA7E #DEF3B3

Accessibility & contrast

On white

1.52

#B1E249 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.84

#B1E249 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1E249

13.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1E249	#FFFFFF	#000000	##000000
##B1E249	1.00	1.52	13.84	13.84
#FFFFFF	1.52	1.00	21.00	21.00
#000000	13.84	21.00	1.00	1.00
##000000	13.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EED432

Deuteranopia (green-blind)

#E7D156

Tritanopia (blue-blind)

#B8D8C3

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #b1e249;
/* rgb */ color: rgb(177, 226, 73);
/* oklch */ color: oklch(85.0% 0.185 125.5);

Tailwind

colors: {
  custom: {
    50: '#cceb84',
    500: '#b1e249',
    950: '#000000',
  },
}

SCSS

$custom: #b1e249;
$custom-light: #cceb84;
$custom-dark: #000000;

JSON

{
  "hex": "#b1e249",
  "rgb": {
    "r": 177,
    "g": 226,
    "b": 73
  },
  "hsl": {
    "h": 79.216,
    "s": 72.512,
    "l": 58.627
  },
  "oklch": {
    "l": 0.85005,
    "c": 0.18454,
    "h": 125.5
  },
  "luminance": 0.64221
}

Semantic roles & 50–950 ramp

primary

#B1E249

secondary

#55339C

accent

#39EF73

background

#FEFEFB

surface

#FBFDF2

border

#D4D5CC

text

#14160B

muted

#83847E

Preview Lab

Preview with #B1E249

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

Preview Lab → · Contrast checker → · Palette generator →