#B1D13D#B1D13D

#B1D13D is a light, vivid yellow-green. Relative luminance 0.553; OKLCH L 81.0% C 0.172 H 121.1°. Best body text is #000000 at 12.06:1 contrast (WCAG AA passes).

Color values

HEX	#B1D13D
RGB	rgb(177, 209, 61)
HSL	hsl(73, 62%, 53%)
HSV	hsv(73, 71%, 82%)
CMYK	cmyk(15.3%, 0%, 70.8%, 18%)
CIE-LAB	lab(79.21, -30.21, 65.96)
CIE-LCH	lch(79.21, 72.55, 114.61°)
OKLab	oklab(81.04% -0.0888 0.1473)
OKLCH	oklch(81.04% 0.172 121.1)
XYZ	xyz(41.7749, 55.2850, 12.8843)
Luminance	0.5528 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1D13D #5D3DD1

analogous

#D1A73D #B1D13D #67D13D

triadic

#B1D13D #3DB1D1 #D13DB1

tetradic

#B1D13D #3DD1A7 #5D3DD1 #D13D67

square

#B1D13D #3DD1A7 #5D3DD1 #D13D67

split-complementary

#B1D13D #3D67D1 #A73DD1

monochromatic

#64771C #8DA928 #B1D13D #C5DD6E #D9E8A0

Accessibility & contrast

On white

1.74

#B1D13D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.06

#B1D13D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1D13D

12.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1D13D	#FFFFFF	#000000	##000000
##B1D13D	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)

#DEC523

Deuteranopia (green-blind)

#DAC449

Tritanopia (blue-blind)

#BBC6B4

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #b1d13d;
/* rgb */ color: rgb(177, 209, 61);
/* oklch */ color: oklch(81.0% 0.172 121.1);

Tailwind

colors: {
  custom: {
    50: '#ccdf7c',
    500: '#b1d13d',
    950: '#000000',
  },
}

SCSS

$custom: #b1d13d;
$custom-light: #ccdf7c;
$custom-dark: #000000;

JSON

{
  "hex": "#b1d13d",
  "rgb": {
    "r": 177,
    "g": 209,
    "b": 61
  },
  "hsl": {
    "h": 72.973,
    "s": 61.667,
    "l": 52.941
  },
  "oklch": {
    "l": 0.81042,
    "c": 0.17196,
    "h": 121.1
  },
  "luminance": 0.55285
}

Semantic roles & 50–950 ramp

primary

#B1D13D

secondary

#433380

accent

#43E566

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B1D13D

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

Preview Lab → · Contrast checker → · Palette generator →