#B1DB49#B1DB49

#B1DB49 is a very light, vivid yellow-green. Relative luminance 0.605; OKLCH L 83.4% C 0.176 H 124.0°. Best body text is #000000 at 13.10:1 contrast (WCAG AA passes).

Color values

HEX	#B1DB49
RGB	rgb(177, 219, 73)
HSL	hsl(77, 67%, 57%)
HSV	hsv(77, 67%, 86%)
CMYK	cmyk(19.2%, 0%, 66.7%, 14.1%)
CIE-LAB	lab(82.10, -34.13, 64.44)
CIE-LCH	lch(82.10, 72.92, 117.91°)
OKLab	oklab(83.41% -0.0985 0.1459)
OKLCH	oklch(83.41% 0.176 124)
XYZ	xyz(44.6659, 60.4908, 15.6248)
Luminance	0.6049 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1DB49 #7349DB

analogous

#DBBC49 #B1DB49 #68DB49

triadic

#B1DB49 #49B1DB #DB49B1

tetradic

#B1DB49 #49DBBC #7349DB #DB4968

square

#B1DB49 #49DBBC #7349DB #DB4968

split-complementary

#B1DB49 #4968DB #BC49DB

monochromatic

#6D8E1C #94C126 #B1DB49 #C7E57C #DDEFAF

Accessibility & contrast

On white

1.60

#B1DB49 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.10

#B1DB49 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1DB49

13.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1DB49	#FFFFFF	#000000	##000000
##B1DB49	1.00	1.60	13.10	13.10
#FFFFFF	1.60	1.00	21.00	21.00
#000000	13.10	21.00	1.00	1.00
##000000	13.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E7CE34

Deuteranopia (green-blind)

#E1CC55

Tritanopia (blue-blind)

#B9D1BE

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #b1db49;
/* rgb */ color: rgb(177, 219, 73);
/* oklch */ color: oklch(83.4% 0.176 124.0);

Tailwind

colors: {
  custom: {
    50: '#cce683',
    500: '#b1db49',
    950: '#000000',
  },
}

SCSS

$custom: #b1db49;
$custom-light: #cce683;
$custom-dark: #000000;

JSON

{
  "hex": "#b1db49",
  "rgb": {
    "r": 177,
    "g": 219,
    "b": 73
  },
  "hsl": {
    "h": 77.26,
    "s": 66.972,
    "l": 57.255
  },
  "oklch": {
    "l": 0.83407,
    "c": 0.17603,
    "h": 124
  },
  "luminance": 0.60491
}

Semantic roles & 50–950 ramp

primary

#B1DB49

secondary

#503593

accent

#3EEA6F

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14160B

muted

#83847E

Preview Lab

Preview with #B1DB49

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

Preview Lab → · Contrast checker → · Palette generator →