#B1D548#B1D548

#B1D548 is a very light, vivid yellow-green. Relative luminance 0.574; OKLCH L 82.0% C 0.169 H 122.5°. Best body text is #000000 at 12.48:1 contrast (WCAG AA passes).

Color values

HEX	#B1D548
RGB	rgb(177, 213, 72)
HSL	hsl(75, 63%, 56%)
HSV	hsv(75, 66%, 84%)
CMYK	cmyk(16.9%, 0%, 66.2%, 16.5%)
CIE-LAB	lab(80.41, -31.42, 63.06)
CIE-LCH	lch(80.41, 70.46, 116.48°)
OKLab	oklab(82.03% -0.0911 0.1429)
OKLCH	oklch(82.03% 0.169 122.5)
XYZ	xyz(43.0959, 57.4034, 14.9392)
Luminance	0.5740 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1D548 #6C48D5

analogous

#D5B248 #B1D548 #6AD548

triadic

#B1D548 #48B1D5 #D548B1

tetradic

#B1D548 #48D5B2 #6C48D5 #D5486A

square

#B1D548 #48D5B2 #6C48D5 #D5486A

split-complementary

#B1D548 #486AD5 #B248D5

monochromatic

#6A841E #92B62A #B1D548 #C6E07A #DBECAC

Accessibility & contrast

On white

1.68

#B1D548 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.48

#B1D548 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1D548

12.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1D548	#FFFFFF	#000000	##000000
##B1D548	1.00	1.68	12.48	12.48
#FFFFFF	1.68	1.00	21.00	21.00
#000000	12.48	21.00	1.00	1.00
##000000	12.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1C834

Deuteranopia (green-blind)

#DDC753

Tritanopia (blue-blind)

#BACBB8

Achromatopsia (no color)

#C7C7C7

Design tokens & code

CSS

--color: #b1d548;
/* rgb */ color: rgb(177, 213, 72);
/* oklch */ color: oklch(82.0% 0.169 122.5);

Tailwind

colors: {
  custom: {
    50: '#cbe282',
    500: '#b1d548',
    950: '#000000',
  },
}

SCSS

$custom: #b1d548;
$custom-light: #cbe282;
$custom-dark: #000000;

JSON

{
  "hex": "#b1d548",
  "rgb": {
    "r": 177,
    "g": 213,
    "b": 72
  },
  "hsl": {
    "h": 75.319,
    "s": 62.667,
    "l": 55.882
  },
  "oklch": {
    "l": 0.82034,
    "c": 0.16944,
    "h": 122.5
  },
  "luminance": 0.57403
}

Semantic roles & 50–950 ramp

primary

#B1D548

secondary

#4C368B

accent

#42E66C

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150B

muted

#83847E

Preview Lab

Preview with #B1D548

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

Preview Lab → · Contrast checker → · Palette generator →