#B4D143#B4D143

#B4D143 is a light, vivid yellow-green. Relative luminance 0.557; OKLCH L 81.3% C 0.167 H 120.3°. Best body text is #000000 at 12.14:1 contrast (WCAG AA passes).

Color values

HEX	#B4D143
RGB	rgb(180, 209, 67)
HSL	hsl(72, 61%, 54%)
HSV	hsv(72, 68%, 82%)
CMYK	cmyk(13.9%, 0%, 67.9%, 18%)
CIE-LAB	lab(79.45, -28.66, 64.06)
CIE-LCH	lch(79.45, 70.18, 114.10°)
OKLab	oklab(81.3% -0.0841 0.1442)
OKLCH	oklch(81.3% 0.167 120.3)
XYZ	xyz(42.6367, 55.7096, 13.8160)
Luminance	0.5571 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4D143 #6043D1

analogous

#D1A743 #B4D143 #6DD143

triadic

#B4D143 #43B4D1 #D143B4

tetradic

#B4D143 #43D1A7 #6043D1 #D1436D

square

#B4D143 #43D1A7 #6043D1 #D1436D

split-complementary

#B4D143 #436DD1 #A743D1

monochromatic

#687B1E #92AD2A #B4D143 #C8DD74 #DBE9A5

Accessibility & contrast

On white

1.73

#B4D143 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.14

#B4D143 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4D143

12.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4D143	#FFFFFF	#000000	##000000
##B4D143	1.00	1.73	12.14	12.14
#FFFFFF	1.73	1.00	21.00	21.00
#000000	12.14	21.00	1.00	1.00
##000000	12.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DEC52D

Deuteranopia (green-blind)

#DAC54E

Tritanopia (blue-blind)

#BEC6B5

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #b4d143;
/* rgb */ color: rgb(180, 209, 67);
/* oklch */ color: oklch(81.3% 0.167 120.3);

Tailwind

colors: {
  custom: {
    50: '#cedf7f',
    500: '#b4d143',
    950: '#000000',
  },
}

SCSS

$custom: #b4d143;
$custom-light: #cedf7f;
$custom-dark: #000000;

JSON

{
  "hex": "#b4d143",
  "rgb": {
    "r": 180,
    "g": 209,
    "b": 67
  },
  "hsl": {
    "h": 72.254,
    "s": 60.684,
    "l": 54.118
  },
  "oklch": {
    "l": 0.81302,
    "c": 0.1669,
    "h": 120.3
  },
  "luminance": 0.55709
}

Semantic roles & 50–950 ramp

primary

#B4D143

secondary

#453583

accent

#44E465

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150B

muted

#83847E

Preview Lab

Preview with #B4D143

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

Preview Lab → · Contrast checker → · Palette generator →