#B1D13F#B1D13F

#B1D13F is a light, vivid yellow-green. Relative luminance 0.553; OKLCH L 81.1% C 0.171 H 121.1°. Best body text is #000000 at 12.06:1 contrast (WCAG AA passes).

Color values

HEX	#B1D13F
RGB	rgb(177, 209, 63)
HSL	hsl(73, 61%, 53%)
HSV	hsv(73, 70%, 82%)
CMYK	cmyk(15.3%, 0%, 69.9%, 18%)
CIE-LAB	lab(79.22, -30.10, 65.25)
CIE-LCH	lch(79.22, 71.86, 114.76°)
OKLab	oklab(81.06% -0.0883 0.1461)
OKLCH	oklch(81.06% 0.171 121.1)
XYZ	xyz(41.8298, 55.3070, 13.1733)
Luminance	0.5531 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1D13F #5F3FD1

analogous

#D1A83F #B1D13F #68D13F

triadic

#B1D13F #3FB1D1 #D13FB1

tetradic

#B1D13F #3FD1A8 #5F3FD1 #D13F68

square

#B1D13F #3FD1A8 #5F3FD1 #D13F68

split-complementary

#B1D13F #3F68D1 #A83FD1

monochromatic

#65791D #8EAA29 #B1D13F #C5DD70 #D9E9A2

Accessibility & contrast

On white

1.74

#B1D13F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.06

#B1D13F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1D13F

12.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1D13F	#FFFFFF	#000000	##000000
##B1D13F	1.00	1.74	12.06	12.06
#FFFFFF	1.74	1.00	21.00	21.00
#000000	12.06	21.00	1.00	1.00
##000000	12.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DEC527

Deuteranopia (green-blind)

#DAC44B

Tritanopia (blue-blind)

#BBC6B4

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #b1d13f;
/* rgb */ color: rgb(177, 209, 63);
/* oklch */ color: oklch(81.1% 0.171 121.1);

Tailwind

colors: {
  custom: {
    50: '#ccdf7d',
    500: '#b1d13f',
    950: '#000000',
  },
}

SCSS

$custom: #b1d13f;
$custom-light: #ccdf7d;
$custom-dark: #000000;

JSON

{
  "hex": "#b1d13f",
  "rgb": {
    "r": 177,
    "g": 209,
    "b": 63
  },
  "hsl": {
    "h": 73.151,
    "s": 61.345,
    "l": 53.333
  },
  "oklch": {
    "l": 0.81056,
    "c": 0.1707,
    "h": 121.1
  },
  "luminance": 0.55307
}

Semantic roles & 50–950 ramp

primary

#B1D13F

secondary

#443381

accent

#43E467

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B1D13F

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

Preview Lab → · Contrast checker → · Palette generator →