#B3D027#B3D027

#B3D027 is a light, vivid yellow-green. Relative luminance 0.548; OKLCH L 80.8% C 0.181 H 119.7°. Best body text is #000000 at 11.97:1 contrast (WCAG AA passes).

Color values

HEX	#B3D027
RGB	rgb(179, 208, 39)
HSL	hsl(70, 68%, 48%)
HSV	hsv(70, 81%, 82%)
CMYK	cmyk(13.9%, 0%, 81.3%, 18.4%)
CIE-LAB	lab(78.95, -29.91, 72.53)
CIE-LCH	lch(78.95, 78.45, 112.41°)
OKLab	oklab(80.84% -0.0897 0.1575)
OKLCH	oklch(80.84% 0.181 119.7)
XYZ	xyz(41.5134, 54.8422, 10.3177)
Luminance	0.5484 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3D027 #4427D0

analogous

#D09827 #B3D027 #5ED027

triadic

#B3D027 #27B3D0 #D027B3

tetradic

#B3D027 #27D098 #4427D0 #D0275E

square

#B3D027 #27D098 #4427D0 #D0275E

split-complementary

#B3D027 #275ED0 #9827D0

monochromatic

#5A6914 #879C1D #B3D027 #C7DF55 #D8E989

Accessibility & contrast

On white

1.75

#B3D027 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.97

#B3D027 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3D027

11.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3D027	#FFFFFF	#000000	##000000
##B3D027	1.00	1.75	11.97	11.97
#FFFFFF	1.75	1.00	21.00	21.00
#000000	11.97	21.00	1.00	1.00
##000000	11.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DEC400

Deuteranopia (green-blind)

#DAC439

Tritanopia (blue-blind)

#BEC4B2

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #b3d027;
/* rgb */ color: rgb(179, 208, 39);
/* oklch */ color: oklch(80.8% 0.181 119.7);

Tailwind

colors: {
  custom: {
    50: '#cede72',
    500: '#b3d027',
    950: '#000000',
  },
}

SCSS

$custom: #b3d027;
$custom-light: #cede72;
$custom-dark: #000000;

JSON

{
  "hex": "#b3d027",
  "rgb": {
    "r": 179,
    "g": 208,
    "b": 39
  },
  "hsl": {
    "h": 70.296,
    "s": 68.421,
    "l": 48.431
  },
  "oklch": {
    "l": 0.80836,
    "c": 0.18127,
    "h": 119.7
  },
  "luminance": 0.54842
}

Semantic roles & 50–950 ramp

primary

#B3D027

secondary

#352873

accent

#3DEB5B

background

#FEFEFB

surface

#FBFCF1

border

#D4D5CB

text

#141509

muted

#83847D

Preview Lab

Preview with #B3D027

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

Preview Lab → · Contrast checker → · Palette generator →