#B3D543#B3D543

#B3D543 is a very light, vivid yellow-green. Relative luminance 0.576; OKLCH L 82.1% C 0.172 H 121.7°. Best body text is #000000 at 12.52:1 contrast (WCAG AA passes).

Color values

HEX	#B3D543
RGB	rgb(179, 213, 67)
HSL	hsl(74, 63%, 55%)
HSV	hsv(74, 69%, 84%)
CMYK	cmyk(16%, 0%, 68.5%, 16.5%)
CIE-LAB	lab(80.50, -30.94, 65.11)
CIE-LCH	lch(80.50, 72.09, 115.42°)
OKLab	oklab(82.14% -0.0904 0.1464)
OKLCH	oklch(82.14% 0.172 121.7)
XYZ	xyz(43.3984, 57.5774, 14.1363)
Luminance	0.5758 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3D543 #6543D5

analogous

#D5AE43 #B3D543 #6AD543

triadic

#B3D543 #43B3D5 #D543B3

tetradic

#B3D543 #43D5AE #6543D5 #D5436A

square

#B3D543 #43D5AE #6543D5 #D5436A

split-complementary

#B3D543 #436AD5 #AE43D5

monochromatic

#6A811D #92B328 #B3D543 #C7E075 #DBEBA7

Accessibility & contrast

On white

1.68

#B3D543 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.52

#B3D543 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3D543

12.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3D543	#FFFFFF	#000000	##000000
##B3D543	1.00	1.68	12.52	12.52
#FFFFFF	1.68	1.00	21.00	21.00
#000000	12.52	21.00	1.00	1.00
##000000	12.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2C82C

Deuteranopia (green-blind)

#DDC84F

Tritanopia (blue-blind)

#BCCAB8

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #b3d543;
/* rgb */ color: rgb(179, 213, 67);
/* oklch */ color: oklch(82.1% 0.172 121.7);

Tailwind

colors: {
  custom: {
    50: '#cde27f',
    500: '#b3d543',
    950: '#000000',
  },
}

SCSS

$custom: #b3d543;
$custom-light: #cde27f;
$custom-dark: #000000;

JSON

{
  "hex": "#b3d543",
  "rgb": {
    "r": 179,
    "g": 213,
    "b": 67
  },
  "hsl": {
    "h": 73.973,
    "s": 63.478,
    "l": 54.902
  },
  "oklch": {
    "l": 0.82135,
    "c": 0.17203,
    "h": 121.7
  },
  "luminance": 0.57577
}

Semantic roles & 50–950 ramp

primary

#B3D543

secondary

#483488

accent

#41E768

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150B

muted

#83847E

Preview Lab

Preview with #B3D543

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

Preview Lab → · Contrast checker → · Palette generator →