#B4D551#B4D551

#B4D551 is a very light, vivid yellow-green. Relative luminance 0.579; OKLCH L 82.3% C 0.162 H 121.9°. Best body text is #000000 at 12.58:1 contrast (WCAG AA passes).

Color values

HEX	#B4D551
RGB	rgb(180, 213, 81)
HSL	hsl(75, 61%, 58%)
HSV	hsv(75, 62%, 84%)
CMYK	cmyk(15.5%, 0%, 62%, 16.5%)
CIE-LAB	lab(80.68, -29.61, 59.77)
CIE-LCH	lch(80.68, 66.70, 116.36°)
OKLab	oklab(82.32% -0.0855 0.1371)
OKLCH	oklch(82.32% 0.162 121.9)
XYZ	xyz(44.1023, 57.8858, 16.6327)
Luminance	0.5789 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4D551 #7251D5

analogous

#D5B451 #B4D551 #72D551

triadic

#B4D551 #51B4D5 #D551B4

tetradic

#B4D551 #51D5B4 #7251D5 #D55172

square

#B4D551 #51D5B4 #7251D5 #D55172

split-complementary

#B4D551 #5172D5 #B451D5

monochromatic

#708A21 #98BC2D #B4D551 #C9E182 #DEEDB4

Accessibility & contrast

On white

1.67

#B4D551 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.58

#B4D551 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4D551

12.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4D551	#FFFFFF	#000000	##000000
##B4D551	1.00	1.67	12.58	12.58
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.58	21.00	1.00	1.00
##000000	12.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1C941

Deuteranopia (green-blind)

#DDC85A

Tritanopia (blue-blind)

#BDCBB9

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #b4d551;
/* rgb */ color: rgb(180, 213, 81);
/* oklch */ color: oklch(82.3% 0.162 121.9);

Tailwind

colors: {
  custom: {
    50: '#cde287',
    500: '#b4d551',
    950: '#000000',
  },
}

SCSS

$custom: #b4d551;
$custom-light: #cde287;
$custom-dark: #000000;

JSON

{
  "hex": "#b4d551",
  "rgb": {
    "r": 180,
    "g": 213,
    "b": 81
  },
  "hsl": {
    "h": 75,
    "s": 61.111,
    "l": 57.647
  },
  "oklch": {
    "l": 0.82324,
    "c": 0.16151,
    "h": 121.9
  },
  "luminance": 0.57886
}

Semantic roles & 50–950 ramp

primary

#B4D551

secondary

#4F3A90

accent

#44E46C

background

#FEFEFC

surface

#FBFCF4

border

#D4D5CE

text

#14150C

muted

#83847F

Preview Lab

Preview with #B4D551

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

Preview Lab → · Contrast checker → · Palette generator →