#B1DA43#B1DA43

#B1DA43 is a very light, vivid yellow-green. Relative luminance 0.599; OKLCH L 83.1% C 0.179 H 123.5°. Best body text is #000000 at 12.98:1 contrast (WCAG AA passes).

Color values

HEX	#B1DA43
RGB	rgb(177, 218, 67)
HSL	hsl(76, 67%, 56%)
HSV	hsv(76, 69%, 85%)
CMYK	cmyk(18.8%, 0%, 69.3%, 14.5%)
CIE-LAB	lab(81.78, -34.05, 66.36)
CIE-LCH	lch(81.78, 74.58, 117.16°)
OKLab	oklab(83.13% -0.0988 0.149)
OKLCH	oklch(83.13% 0.179 123.5)
XYZ	xyz(44.2164, 59.8949, 14.5405)
Luminance	0.5989 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1DA43 #6C43DA

analogous

#DAB743 #B1DA43 #65DA43

triadic

#B1DA43 #43B1DA #DA43B1

tetradic

#B1DA43 #43DAB7 #6C43DA #DA4365

square

#B1DA43 #43DAB7 #6C43DA #DA4365

split-complementary

#B1DA43 #4365DA #B743DA

monochromatic

#6A881B #92BB25 #B1DA43 #C6E476 #DBEEA9

Accessibility & contrast

On white

1.62

#B1DA43 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.98

#B1DA43 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1DA43

12.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1DA43	#FFFFFF	#000000	##000000
##B1DA43	1.00	1.62	12.98	12.98
#FFFFFF	1.62	1.00	21.00	21.00
#000000	12.98	21.00	1.00	1.00
##000000	12.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E6CD2A

Deuteranopia (green-blind)

#E1CB50

Tritanopia (blue-blind)

#BACFBC

Achromatopsia (no color)

#CBCBCB

Design tokens & code

CSS

--color: #b1da43;
/* rgb */ color: rgb(177, 218, 67);
/* oklch */ color: oklch(83.1% 0.179 123.5);

Tailwind

colors: {
  custom: {
    50: '#cce580',
    500: '#b1da43',
    950: '#000000',
  },
}

SCSS

$custom: #b1da43;
$custom-light: #cce580;
$custom-dark: #000000;

JSON

{
  "hex": "#b1da43",
  "rgb": {
    "r": 177,
    "g": 218,
    "b": 67
  },
  "hsl": {
    "h": 76.291,
    "s": 67.111,
    "l": 55.882
  },
  "oklch": {
    "l": 0.83133,
    "c": 0.17882,
    "h": 123.5
  },
  "luminance": 0.59895
}

Semantic roles & 50–950 ramp

primary

#B1DA43

secondary

#4C338E

accent

#3EEA6D

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150B

muted

#83847E

Preview Lab

Preview with #B1DA43

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

Preview Lab → · Contrast checker → · Palette generator →