#B4F459#B4F459

#B4F459 is a very light, vivid yellow-green. Relative luminance 0.751; OKLCH L 89.4% C 0.194 H 128.9°. Best body text is #000000 at 16.03:1 contrast (WCAG AA passes).

Color values

HEX	#B4F459
RGB	rgb(180, 244, 89)
HSL	hsl(85, 88%, 65%)
HSV	hsv(85, 64%, 96%)
CMYK	cmyk(26.2%, 0%, 63.5%, 4.3%)
CIE-LAB	lab(89.45, -43.05, 65.97)
CIE-LCH	lch(89.45, 78.77, 123.13°)
OKLab	oklab(89.44% -0.1219 0.1511)
OKLCH	oklch(89.44% 0.194 128.9)
XYZ	xyz(52.9760, 75.1247, 21.1587)
Luminance	0.7513 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4F459 #9959F4

analogous

#F4E659 #B4F459 #66F459

triadic

#B4F459 #59B4F4 #F459B4

tetradic

#B4F459 #59F4E6 #9959F4 #F45966

square

#B4F459 #59F4E6 #9959F4 #F45966

split-complementary

#B4F459 #5966F4 #E659F4

monochromatic

#79C60D #9AF020 #B4F459 #CEF892 #E8FCCC

Accessibility & contrast

On white

1.31

#B4F459 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.03

#B4F459 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4F459

16.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4F459	#FFFFFF	#000000	##000000
##B4F459	1.00	1.31	16.03	16.03
#FFFFFF	1.31	1.00	21.00	21.00
#000000	16.03	21.00	1.00	1.00
##000000	16.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE445

Deuteranopia (green-blind)

#F6DF65

Tritanopia (blue-blind)

#B9EAD4

Achromatopsia (no color)

#E1E1E1

Design tokens & code

CSS

--color: #b4f459;
/* rgb */ color: rgb(180, 244, 89);
/* oklch */ color: oklch(89.4% 0.194 128.9);

Tailwind

colors: {
  custom: {
    50: '#cef88e',
    500: '#b4f459',
    950: '#000000',
  },
}

SCSS

$custom: #b4f459;
$custom-light: #cef88e;
$custom-dark: #000000;

JSON

{
  "hex": "#b4f459",
  "rgb": {
    "r": 180,
    "g": 244,
    "b": 89
  },
  "hsl": {
    "h": 84.774,
    "s": 87.571,
    "l": 65.294
  },
  "oklch": {
    "l": 0.89441,
    "c": 0.19417,
    "h": 128.9
  },
  "luminance": 0.75126
}

Semantic roles & 50–950 ramp

primary

#B4F459

secondary

#6C2FC3

accent

#01E45F

background

#FEFFFC

surface

#FBFFF4

border

#D4D7CE

text

#14170D

muted

#83857F

Preview Lab

Preview with #B4F459

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

Preview Lab → · Contrast checker → · Palette generator →