#B4E05B#B4E05B

#B4E05B is a very light, vivid yellow-green. Relative luminance 0.638; OKLCH L 84.9% C 0.167 H 125.3°. Best body text is #000000 at 13.75:1 contrast (WCAG AA passes).

Color values

HEX	#B4E05B
RGB	rgb(180, 224, 91)
HSL	hsl(80, 68%, 62%)
HSV	hsv(80, 59%, 88%)
CMYK	cmyk(19.6%, 0%, 59.4%, 12.2%)
CIE-LAB	lab(83.85, -33.96, 59.01)
CIE-LCH	lch(83.85, 68.08, 119.92°)
OKLab	oklab(84.91% -0.0966 0.1366)
OKLCH	oklch(84.91% 0.167 125.3)
XYZ	xyz(47.3665, 63.7694, 19.7088)
Luminance	0.6377 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4E05B #875BE0

analogous

#E0CA5B #B4E05B #72E05B

triadic

#B4E05B #5BB4E0 #E05BB4

tetradic

#B4E05B #5BE0CA #875BE0 #E05B72

square

#B4E05B #5BE0CA #875BE0 #E05B72

split-complementary

#B4E05B #5B72E0 #CA5BE0

monochromatic

#77A21F #9CD528 #B4E05B #CCEA8E #E3F3C2

Accessibility & contrast

On white

1.53

#B4E05B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.75

#B4E05B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4E05B

13.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4E05B	#FFFFFF	#000000	##000000
##B4E05B	1.00	1.53	13.75	13.75
#FFFFFF	1.53	1.00	21.00	21.00
#000000	13.75	21.00	1.00	1.00
##000000	13.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EBD34C

Deuteranopia (green-blind)

#E5D064

Tritanopia (blue-blind)

#BBD6C4

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #b4e05b;
/* rgb */ color: rgb(180, 224, 91);
/* oklch */ color: oklch(84.9% 0.167 125.3);

Tailwind

colors: {
  custom: {
    50: '#cde98e',
    500: '#b4e05b',
    950: '#000000',
  },
}

SCSS

$custom: #b4e05b;
$custom-light: #cde98e;
$custom-dark: #000000;

JSON

{
  "hex": "#b4e05b",
  "rgb": {
    "r": 180,
    "g": 224,
    "b": 91
  },
  "hsl": {
    "h": 79.85,
    "s": 68.205,
    "l": 61.765
  },
  "oklch": {
    "l": 0.84909,
    "c": 0.16734,
    "h": 125.3
  },
  "luminance": 0.6377
}

Semantic roles & 50–950 ramp

primary

#B4E05B

secondary

#5E3AA5

accent

#15D053

background

#FEFEFC

surface

#FBFDF4

border

#D4D5CE

text

#14160D

muted

#83847F

Preview Lab

Preview with #B4E05B

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

Preview Lab → · Contrast checker → · Palette generator →