#B4D53F#B4D53F

#B4D53F is a very light, vivid yellow-green. Relative luminance 0.577; OKLCH L 82.2% C 0.174 H 121.2°. Best body text is #000000 at 12.53:1 contrast (WCAG AA passes).

Color values

HEX	#B4D53F
RGB	rgb(180, 213, 63)
HSL	hsl(73, 64%, 54%)
HSV	hsv(73, 70%, 84%)
CMYK	cmyk(15.5%, 0%, 70.4%, 16.5%)
CIE-LAB	lab(80.54, -30.78, 66.64)
CIE-LCH	lch(80.54, 73.40, 114.79°)
OKLab	oklab(82.18% -0.0903 0.1489)
OKLCH	oklch(82.18% 0.174 121.2)
XYZ	xyz(43.5145, 57.6507, 13.5369)
Luminance	0.5765 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4D53F #603FD5

analogous

#D5AB3F #B4D53F #69D53F

triadic

#B4D53F #3FB4D5 #D53FB4

tetradic

#B4D53F #3FD5AB #603FD5 #D53F69

square

#B4D53F #3FD5AB #603FD5 #D53F69

split-complementary

#B4D53F #3F69D5 #AB3FD5

monochromatic

#687E1C #92B027 #B4D53F #C8E071 #DBEBA3

Accessibility & contrast

On white

1.68

#B4D53F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.53

#B4D53F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4D53F

12.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4D53F	#FFFFFF	#000000	##000000
##B4D53F	1.00	1.68	12.53	12.53
#FFFFFF	1.68	1.00	21.00	21.00
#000000	12.53	21.00	1.00	1.00
##000000	12.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2C825

Deuteranopia (green-blind)

#DEC84C

Tritanopia (blue-blind)

#BECAB8

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #b4d53f;
/* rgb */ color: rgb(180, 213, 63);
/* oklch */ color: oklch(82.2% 0.174 121.2);

Tailwind

colors: {
  custom: {
    50: '#cee27d',
    500: '#b4d53f',
    950: '#000000',
  },
}

SCSS

$custom: #b4d53f;
$custom-light: #cee27d;
$custom-dark: #000000;

JSON

{
  "hex": "#b4d53f",
  "rgb": {
    "r": 180,
    "g": 213,
    "b": 63
  },
  "hsl": {
    "h": 73.2,
    "s": 64.103,
    "l": 54.118
  },
  "oklch": {
    "l": 0.82176,
    "c": 0.17419,
    "h": 121.2
  },
  "luminance": 0.57651
}

Semantic roles & 50–950 ramp

primary

#B4D53F

secondary

#453385

accent

#41E765

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B4D53F

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

Preview Lab → · Contrast checker → · Palette generator →