#B1DC51#B1DC51

#B1DC51 is a very light, vivid yellow-green. Relative luminance 0.611; OKLCH L 83.7% C 0.171 H 124.7°. Best body text is #000000 at 13.23:1 contrast (WCAG AA passes).

Color values

HEX	#B1DC51
RGB	rgb(177, 220, 81)
HSL	hsl(79, 67%, 59%)
HSV	hsv(79, 63%, 86%)
CMYK	cmyk(19.5%, 0%, 63.2%, 13.7%)
CIE-LAB	lab(82.45, -34.04, 61.62)
CIE-LCH	lch(82.45, 70.40, 118.91°)
OKLab	oklab(83.7% -0.0975 0.141)
OKLCH	oklch(83.7% 0.171 124.7)
XYZ	xyz(45.2101, 61.1272, 17.1999)
Luminance	0.6113 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1DC51 #7C51DC

analogous

#DCC251 #B1DC51 #6CDC51

triadic

#B1DC51 #51B1DC #DC51B1

tetradic

#B1DC51 #51DCC2 #7C51DC #DC516C

square

#B1DC51 #51DCC2 #7C51DC #DC516C

split-complementary

#B1DC51 #516CDC #C251DC

monochromatic

#70951E #96C828 #B1DC51 #C8E684 #DFF0B7

Accessibility & contrast

On white

1.59

#B1DC51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.23

#B1DC51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1DC51

13.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1DC51	#FFFFFF	#000000	##000000
##B1DC51	1.00	1.59	13.23	13.23
#FFFFFF	1.59	1.00	21.00	21.00
#000000	13.23	21.00	1.00	1.00
##000000	13.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E8CF3F

Deuteranopia (green-blind)

#E2CD5B

Tritanopia (blue-blind)

#B9D2BF

Achromatopsia (no color)

#CDCDCD

Design tokens & code

CSS

--color: #b1dc51;
/* rgb */ color: rgb(177, 220, 81);
/* oklch */ color: oklch(83.7% 0.171 124.7);

Tailwind

colors: {
  custom: {
    50: '#cbe788',
    500: '#b1dc51',
    950: '#000000',
  },
}

SCSS

$custom: #b1dc51;
$custom-light: #cbe788;
$custom-dark: #000000;

JSON

{
  "hex": "#b1dc51",
  "rgb": {
    "r": 177,
    "g": 220,
    "b": 81
  },
  "hsl": {
    "h": 78.561,
    "s": 66.507,
    "l": 59.02
  },
  "oklch": {
    "l": 0.83704,
    "c": 0.17147,
    "h": 124.7
  },
  "luminance": 0.61128
}

Semantic roles & 50–950 ramp

primary

#B1DC51

secondary

#563899

accent

#3EE973

background

#FEFEFC

surface

#FBFCF4

border

#D4D5CE

text

#14160C

muted

#83847F

Preview Lab

Preview with #B1DC51

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

Preview Lab → · Contrast checker → · Palette generator →