#B3D540#B3D540

#B3D540 is a very light, vivid yellow-green. Relative luminance 0.575; OKLCH L 82.1% C 0.174 H 121.6°. Best body text is #000000 at 12.51:1 contrast (WCAG AA passes).

Color values

HEX	#B3D540
RGB	rgb(179, 213, 64)
HSL	hsl(74, 64%, 54%)
HSV	hsv(74, 70%, 84%)
CMYK	cmyk(16%, 0%, 70%, 16.5%)
CIE-LAB	lab(80.48, -31.12, 66.19)
CIE-LCH	lch(80.48, 73.14, 115.18°)
OKLab	oklab(82.11% -0.0911 0.1482)
OKLCH	oklch(82.11% 0.174 121.6)
XYZ	xyz(43.3107, 57.5423, 13.6746)
Luminance	0.5754 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3D540 #6240D5

analogous

#D5AC40 #B3D540 #69D540

triadic

#B3D540 #40B3D5 #D540B3

tetradic

#B3D540 #40D5AC #6240D5 #D54069

square

#B3D540 #40D5AC #6240D5 #D54069

split-complementary

#B3D540 #4069D5 #AC40D5

monochromatic

#687F1C #91B127 #B3D540 #C7E072 #DBEBA4

Accessibility & contrast

On white

1.68

#B3D540 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.51

#B3D540 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3D540

12.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3D540	#FFFFFF	#000000	##000000
##B3D540	1.00	1.68	12.51	12.51
#FFFFFF	1.68	1.00	21.00	21.00
#000000	12.51	21.00	1.00	1.00
##000000	12.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2C827

Deuteranopia (green-blind)

#DDC84C

Tritanopia (blue-blind)

#BCCAB8

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #b3d540;
/* rgb */ color: rgb(179, 213, 64);
/* oklch */ color: oklch(82.1% 0.174 121.6);

Tailwind

colors: {
  custom: {
    50: '#cde27e',
    500: '#b3d540',
    950: '#000000',
  },
}

SCSS

$custom: #b3d540;
$custom-light: #cde27e;
$custom-dark: #000000;

JSON

{
  "hex": "#b3d540",
  "rgb": {
    "r": 179,
    "g": 213,
    "b": 64
  },
  "hsl": {
    "h": 73.691,
    "s": 63.948,
    "l": 54.314
  },
  "oklch": {
    "l": 0.82113,
    "c": 0.17397,
    "h": 121.6
  },
  "luminance": 0.57542
}

Semantic roles & 50–950 ramp

primary

#B3D540

secondary

#463386

accent

#41E767

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B3D540

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

Preview Lab → · Contrast checker → · Palette generator →