#B1D340#B1D340

#B1D340 is a light, vivid yellow-green. Relative luminance 0.563; OKLCH L 81.5% C 0.172 H 121.7°. Best body text is #000000 at 12.26:1 contrast (WCAG AA passes).

Color values

HEX	#B1D340
RGB	rgb(177, 211, 64)
HSL	hsl(74, 63%, 54%)
HSV	hsv(74, 70%, 83%)
CMYK	cmyk(16.1%, 0%, 69.7%, 17.3%)
CIE-LAB	lab(79.79, -30.98, 65.46)
CIE-LCH	lch(79.79, 72.42, 115.33°)
OKLab	oklab(81.52% -0.0906 0.1467)
OKLCH	oklch(81.52% 0.172 121.7)
XYZ	xyz(42.3517, 56.3058, 13.4864)
Luminance	0.5631 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1D340 #6240D3

analogous

#D3AC40 #B1D340 #68D340

triadic

#B1D340 #40B1D3 #D340B1

tetradic

#B1D340 #40D3AC #6240D3 #D34068

square

#B1D340 #40D3AC #6240D3 #D34068

split-complementary

#B1D340 #4068D3 #AC40D3

monochromatic

#667C1D #8FAE28 #B1D340 #C5DE72 #DAEAA3

Accessibility & contrast

On white

1.71

#B1D340 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.26

#B1D340 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1D340

12.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1D340	#FFFFFF	#000000	##000000
##B1D340	1.00	1.71	12.26	12.26
#FFFFFF	1.71	1.00	21.00	21.00
#000000	12.26	21.00	1.00	1.00
##000000	12.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0C628

Deuteranopia (green-blind)

#DBC64C

Tritanopia (blue-blind)

#BAC8B6

Achromatopsia (no color)

#C6C6C6

Design tokens & code

CSS

--color: #b1d340;
/* rgb */ color: rgb(177, 211, 64);
/* oklch */ color: oklch(81.5% 0.172 121.7);

Tailwind

colors: {
  custom: {
    50: '#cce07e',
    500: '#b1d340',
    950: '#000000',
  },
}

SCSS

$custom: #b1d340;
$custom-light: #cce07e;
$custom-dark: #000000;

JSON

{
  "hex": "#b1d340",
  "rgb": {
    "r": 177,
    "g": 211,
    "b": 64
  },
  "hsl": {
    "h": 73.878,
    "s": 62.553,
    "l": 53.922
  },
  "oklch": {
    "l": 0.81517,
    "c": 0.17242,
    "h": 121.7
  },
  "luminance": 0.56306
}

Semantic roles & 50–950 ramp

primary

#B1D340

secondary

#463384

accent

#42E668

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B1D340

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

Preview Lab → · Contrast checker → · Palette generator →