#B1DC59#B1DC59

#B1DC59 is a very light, vivid yellow-green. Relative luminance 0.613; OKLCH L 83.8% C 0.165 H 125.2°. Best body text is #000000 at 13.25:1 contrast (WCAG AA passes).

Color values

HEX	#B1DC59
RGB	rgb(177, 220, 89)
HSL	hsl(80, 65%, 61%)
HSV	hsv(80, 60%, 86%)
CMYK	cmyk(19.5%, 0%, 59.5%, 13.7%)
CIE-LAB	lab(82.52, -33.42, 58.34)
CIE-LCH	lch(82.52, 67.23, 119.81°)
OKLab	oklab(83.78% -0.0951 0.135)
OKLCH	oklch(83.78% 0.165 125.2)
XYZ	xyz(45.5280, 61.2543, 18.8739)
Luminance	0.6126 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1DC59 #8459DC

analogous

#DCC659 #B1DC59 #6FDC59

triadic

#B1DC59 #59B1DC #DC59B1

tetradic

#B1DC59 #59DCC6 #8459DC #DC596F

square

#B1DC59 #59DCC6 #8459DC #DC596F

split-complementary

#B1DC59 #596FDC #C659DC

monochromatic

#729A20 #98CD2B #B1DC59 #C9E78C #E0F1BE

Accessibility & contrast

On white

1.58

#B1DC59 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.25

#B1DC59 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1DC59

13.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1DC59	#FFFFFF	#000000	##000000
##B1DC59	1.00	1.58	13.25	13.25
#FFFFFF	1.58	1.00	21.00	21.00
#000000	13.25	21.00	1.00	1.00
##000000	13.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E7CF4A

Deuteranopia (green-blind)

#E1CD62

Tritanopia (blue-blind)

#B8D2C0

Achromatopsia (no color)

#CDCDCD

Design tokens & code

CSS

--color: #b1dc59;
/* rgb */ color: rgb(177, 220, 89);
/* oklch */ color: oklch(83.8% 0.165 125.2);

Tailwind

colors: {
  custom: {
    50: '#cbe78d',
    500: '#b1dc59',
    950: '#000000',
  },
}

SCSS

$custom: #b1dc59;
$custom-light: #cbe78d;
$custom-dark: #000000;

JSON

{
  "hex": "#b1dc59",
  "rgb": {
    "r": 177,
    "g": 220,
    "b": 89
  },
  "hsl": {
    "h": 79.695,
    "s": 65.174,
    "l": 60.588
  },
  "oklch": {
    "l": 0.83781,
    "c": 0.16516,
    "h": 125.2
  },
  "luminance": 0.61255
}

Semantic roles & 50–950 ramp

primary

#B1DC59

secondary

#5C3B9E

accent

#18CD54

background

#FEFEFC

surface

#FBFCF4

border

#D4D5CE

text

#14160C

muted

#83847F

Preview Lab

Preview with #B1DC59

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

Preview Lab → · Contrast checker → · Palette generator →