#B3D538#B3D538

#B3D538 is a very light, vivid yellow-green. Relative luminance 0.575; OKLCH L 82.1% C 0.179 H 121.3°. Best body text is #000000 at 12.49:1 contrast (WCAG AA passes).

Color values

HEX	#B3D538
RGB	rgb(179, 213, 56)
HSL	hsl(73, 65%, 53%)
HSV	hsv(73, 74%, 84%)
CMYK	cmyk(16%, 0%, 73.7%, 16.5%)
CIE-LAB	lab(80.44, -31.54, 68.91)
CIE-LCH	lch(80.44, 75.79, 114.59°)
OKLab	oklab(82.06% -0.0929 0.1526)
OKLCH	oklch(82.06% 0.179 121.3)
XYZ	xyz(43.0992, 57.4577, 12.5605)
Luminance	0.5746 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3D538 #5A38D5

analogous

#D5A938 #B3D538 #64D538

triadic

#B3D538 #38B3D5 #D538B3

tetradic

#B3D538 #38D5A9 #5A38D5 #D53864

square

#B3D538 #38D5A9 #5A38D5 #D53864

split-complementary

#B3D538 #3864D5 #A938D5

monochromatic

#64791A #8EAC24 #B3D538 #C6E06B #DAEA9D

Accessibility & contrast

On white

1.68

#B3D538 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.49

#B3D538 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3D538

12.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3D538	#FFFFFF	#000000	##000000
##B3D538	1.00	1.68	12.49	12.49
#FFFFFF	1.68	1.00	21.00	21.00
#000000	12.49	21.00	1.00	1.00
##000000	12.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2C816

Deuteranopia (green-blind)

#DEC846

Tritanopia (blue-blind)

#BDCAB7

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #b3d538;
/* rgb */ color: rgb(179, 213, 56);
/* oklch */ color: oklch(82.1% 0.179 121.3);

Tailwind

colors: {
  custom: {
    50: '#cde27a',
    500: '#b3d538',
    950: '#000000',
  },
}

SCSS

$custom: #b3d538;
$custom-light: #cde27a;
$custom-dark: #000000;

JSON

{
  "hex": "#b3d538",
  "rgb": {
    "r": 179,
    "g": 213,
    "b": 56
  },
  "hsl": {
    "h": 72.994,
    "s": 65.145,
    "l": 52.745
  },
  "oklch": {
    "l": 0.82059,
    "c": 0.17871,
    "h": 121.3
  },
  "luminance": 0.57458
}

Semantic roles & 50–950 ramp

primary

#B3D538

secondary

#423081

accent

#40E864

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B3D538

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

Preview Lab → · Contrast checker → · Palette generator →