#B4D549#B4D549

#B4D549 is a very light, vivid yellow-green. Relative luminance 0.578; OKLCH L 82.3% C 0.168 H 121.6°. Best body text is #000000 at 12.55:1 contrast (WCAG AA passes).

Color values

HEX	#B4D549
RGB	rgb(180, 213, 73)
HSL	hsl(74, 63%, 56%)
HSV	hsv(74, 66%, 84%)
CMYK	cmyk(15.5%, 0%, 65.7%, 16.5%)
CIE-LAB	lab(80.61, -30.17, 62.95)
CIE-LCH	lch(80.61, 69.81, 115.61°)
OKLab	oklab(82.25% -0.0877 0.1427)
OKLCH	oklch(82.25% 0.168 121.6)
XYZ	xyz(43.8198, 57.7728, 15.1448)
Luminance	0.5777 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4D549 #6A49D5

analogous

#D5B049 #B4D549 #6ED549

triadic

#B4D549 #49B4D5 #D549B4

tetradic

#B4D549 #49D5B0 #6A49D5 #D5496E

square

#B4D549 #49D5B0 #6A49D5 #D5496E

split-complementary

#B4D549 #496ED5 #B049D5

monochromatic

#6D851F #96B72A #B4D549 #C8E07B #DDECAC

Accessibility & contrast

On white

1.67

#B4D549 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.55

#B4D549 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4D549

12.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4D549	#FFFFFF	#000000	##000000
##B4D549	1.00	1.67	12.55	12.55
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.55	21.00	1.00	1.00
##000000	12.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1C936

Deuteranopia (green-blind)

#DDC854

Tritanopia (blue-blind)

#BDCAB9

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #b4d549;
/* rgb */ color: rgb(180, 213, 73);
/* oklch */ color: oklch(82.3% 0.168 121.6);

Tailwind

colors: {
  custom: {
    50: '#cee283',
    500: '#b4d549',
    950: '#000000',
  },
}

SCSS

$custom: #b4d549;
$custom-light: #cee283;
$custom-dark: #000000;

JSON

{
  "hex": "#b4d549",
  "rgb": {
    "r": 180,
    "g": 213,
    "b": 73
  },
  "hsl": {
    "h": 74.143,
    "s": 62.5,
    "l": 56.078
  },
  "oklch": {
    "l": 0.82253,
    "c": 0.1675,
    "h": 121.6
  },
  "luminance": 0.57773
}

Semantic roles & 50–950 ramp

primary

#B4D549

secondary

#4B378C

accent

#42E669

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150B

muted

#83847E

Preview Lab

Preview with #B4D549

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

Preview Lab → · Contrast checker → · Palette generator →