#B3DC31#B3DC31

#B3DC31 is a very light, vivid yellow-green. Relative luminance 0.610; OKLCH L 83.6% C 0.190 H 122.8°. Best body text is #000000 at 13.20:1 contrast (WCAG AA passes).

Color values

HEX	#B3DC31
RGB	rgb(179, 220, 49)
HSL	hsl(74, 71%, 53%)
HSV	hsv(74, 78%, 86%)
CMYK	cmyk(18.6%, 0%, 77.7%, 13.7%)
CIE-LAB	lab(82.37, -35.09, 72.87)
CIE-LCH	lch(82.37, 80.88, 115.71°)
OKLab	oklab(83.61% -0.1032 0.1599)
OKLCH	oklch(83.61% 0.19 122.8)
XYZ	xyz(44.7386, 60.9916, 12.3207)
Luminance	0.6099 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3DC31 #5A31DC

analogous

#DCAF31 #B3DC31 #5DDC31

triadic

#B3DC31 #31B3DC #DC31B3

tetradic

#B3DC31 #31DCAF #5A31DC #DC315D

square

#B3DC31 #31DCAF #5A31DC #DC315D

split-complementary

#B3DC31 #315DDC #AF31DC

monochromatic

#647D15 #8EB21E #B3DC31 #C6E565 #DAEE9A

Accessibility & contrast

On white

1.59

#B3DC31 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.20

#B3DC31 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3DC31

13.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3DC31	#FFFFFF	#000000	##000000
##B3DC31	1.00	1.59	13.20	13.20
#FFFFFF	1.59	1.00	21.00	21.00
#000000	13.20	21.00	1.00	1.00
##000000	13.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E9CE00

Deuteranopia (green-blind)

#E4CD42

Tritanopia (blue-blind)

#BCD1BD

Achromatopsia (no color)

#CDCDCD

Design tokens & code

CSS

--color: #b3dc31;
/* rgb */ color: rgb(179, 220, 49);
/* oklch */ color: oklch(83.6% 0.190 122.8);

Tailwind

colors: {
  custom: {
    50: '#cee777',
    500: '#b3dc31',
    950: '#000000',
  },
}

SCSS

$custom: #b3dc31;
$custom-light: #cee777;
$custom-dark: #000000;

JSON

{
  "hex": "#b3dc31",
  "rgb": {
    "r": 179,
    "g": 220,
    "b": 49
  },
  "hsl": {
    "h": 74.386,
    "s": 70.954,
    "l": 52.745
  },
  "oklch": {
    "l": 0.83613,
    "c": 0.19028,
    "h": 122.8
  },
  "luminance": 0.60992
}

Semantic roles & 50–950 ramp

primary

#B3DC31

secondary

#422D85

accent

#3AEE65

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14160A

muted

#83847D

Preview Lab

Preview with #B3DC31

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

Preview Lab → · Contrast checker → · Palette generator →