#B4F05F#B4F05F

#B4F05F is a very light, vivid yellow-green. Relative luminance 0.729; OKLCH L 88.6% C 0.185 H 128.7°. Best body text is #000000 at 15.57:1 contrast (WCAG AA passes).

Color values

HEX	#B4F05F
RGB	rgb(180, 240, 95)
HSL	hsl(85, 83%, 66%)
HSV	hsv(85, 60%, 94%)
CMYK	cmyk(25%, 0%, 60.4%, 5.9%)
CIE-LAB	lab(88.38, -40.83, 62.34)
CIE-LCH	lch(88.38, 74.52, 123.22°)
OKLab	oklab(88.58% -0.1153 0.1442)
OKLCH	oklch(88.58% 0.185 128.7)
XYZ	xyz(52.0478, 72.8486, 22.1433)
Luminance	0.7285 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4F05F #9B5FF0

analogous

#F0E45F #B4F05F #6BF05F

triadic

#B4F05F #5FB4F0 #F05FB4

tetradic

#B4F05F #5FF0E4 #9B5FF0 #F05F6B

square

#B4F05F #5FF0E4 #9B5FF0 #F05F6B

split-complementary

#B4F05F #5F6BF0 #E45FF0

monochromatic

#79C212 #9AEB27 #B4F05F #CEF597 #E8FACF

Accessibility & contrast

On white

1.35

#B4F05F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.57

#B4F05F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4F05F

15.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4F05F	#FFFFFF	#000000	##000000
##B4F05F	1.00	1.35	15.57	15.57
#FFFFFF	1.35	1.00	21.00	21.00
#000000	15.57	21.00	1.00	1.00
##000000	15.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FBE04E

Deuteranopia (green-blind)

#F2DC6A

Tritanopia (blue-blind)

#B9E6D1

Achromatopsia (no color)

#DEDEDE

Design tokens & code

CSS

--color: #b4f05f;
/* rgb */ color: rgb(180, 240, 95);
/* oklch */ color: oklch(88.6% 0.185 128.7);

Tailwind

colors: {
  custom: {
    50: '#cef592',
    500: '#b4f05f',
    950: '#000000',
  },
}

SCSS

$custom: #b4f05f;
$custom-light: #cef592;
$custom-dark: #000000;

JSON

{
  "hex": "#b4f05f",
  "rgb": {
    "r": 180,
    "g": 240,
    "b": 95
  },
  "hsl": {
    "h": 84.828,
    "s": 82.857,
    "l": 65.686
  },
  "oklch": {
    "l": 0.88584,
    "c": 0.18459,
    "h": 128.7
  },
  "luminance": 0.7285
}

Semantic roles & 50–950 ramp

primary

#B4F05F

secondary

#6D33C0

accent

#06DF60

background

#FEFFFC

surface

#FBFEF4

border

#D4D6CE

text

#14170D

muted

#83857F

Preview Lab

Preview with #B4F05F

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

Preview Lab → · Contrast checker → · Palette generator →