#B4D543#B4D543

#B4D543 is a very light, vivid yellow-green. Relative luminance 0.577; OKLCH L 82.2% C 0.172 H 121.4°. Best body text is #000000 at 12.54:1 contrast (WCAG AA passes).

Color values

HEX	#B4D543
RGB	rgb(180, 213, 67)
HSL	hsl(74, 63%, 55%)
HSV	hsv(74, 69%, 84%)
CMYK	cmyk(15.5%, 0%, 68.5%, 16.5%)
CIE-LAB	lab(80.57, -30.55, 65.20)
CIE-LCH	lch(80.57, 72.00, 115.10°)
OKLab	oklab(82.21% -0.0893 0.1466)
OKLCH	oklch(82.21% 0.172 121.4)
XYZ	xyz(43.6304, 57.6971, 14.1472)
Luminance	0.5770 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4D543 #6443D5

analogous

#D5AD43 #B4D543 #6BD543

triadic

#B4D543 #43B4D5 #D543B4

tetradic

#B4D543 #43D5AD #6443D5 #D5436B

square

#B4D543 #43D5AD #6443D5 #D5436B

split-complementary

#B4D543 #436BD5 #AD43D5

monochromatic

#6A811D #93B328 #B4D543 #C8E075 #DCEBA7

Accessibility & contrast

On white

1.67

#B4D543 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.54

#B4D543 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4D543

12.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4D543	#FFFFFF	#000000	##000000
##B4D543	1.00	1.67	12.54	12.54
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.54	21.00	1.00	1.00
##000000	12.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2C92C

Deuteranopia (green-blind)

#DEC84F

Tritanopia (blue-blind)

#BECAB8

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #b4d543;
/* rgb */ color: rgb(180, 213, 67);
/* oklch */ color: oklch(82.2% 0.172 121.4);

Tailwind

colors: {
  custom: {
    50: '#cee27f',
    500: '#b4d543',
    950: '#000000',
  },
}

SCSS

$custom: #b4d543;
$custom-light: #cee27f;
$custom-dark: #000000;

JSON

{
  "hex": "#b4d543",
  "rgb": {
    "r": 180,
    "g": 213,
    "b": 67
  },
  "hsl": {
    "h": 73.562,
    "s": 63.478,
    "l": 54.902
  },
  "oklch": {
    "l": 0.82206,
    "c": 0.17163,
    "h": 121.4
  },
  "luminance": 0.57697
}

Semantic roles & 50–950 ramp

primary

#B4D543

secondary

#473488

accent

#41E767

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150B

muted

#83847E

Preview Lab

Preview with #B4D543

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

Preview Lab → · Contrast checker → · Palette generator →