#B4F661#B4F661

#B4F661 is a very light, vivid yellow-green. Relative luminance 0.765; OKLCH L 90.0% C 0.191 H 129.7°. Best body text is #000000 at 16.30:1 contrast (WCAG AA passes).

Color values

HEX	#B4F661
RGB	rgb(180, 246, 97)
HSL	hsl(87, 89%, 67%)
HSV	hsv(87, 61%, 96%)
CMYK	cmyk(26.8%, 0%, 60.6%, 3.5%)
CIE-LAB	lab(90.08, -43.29, 63.40)
CIE-LCH	lch(90.08, 76.77, 124.33°)
OKLab	oklab(89.97% -0.1219 0.1466)
OKLCH	oklch(89.97% 0.191 129.7)
XYZ	xyz(53.9355, 76.4765, 23.2267)
Luminance	0.7648 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

#A9F971

ΔE00 2.98

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4F661 #A361F6

analogous

#F6ED61 #B4F661 #6AF661

triadic

#B4F661 #61B4F6 #F661B4

tetradic

#B4F661 #61F6ED #A361F6 #F6616A

square

#B4F661 #61F6ED #A361F6 #F6616A

split-complementary

#B4F661 #616AF6 #ED61F6

monochromatic

#7AD10C #99F327 #B4F661 #CFF99B #EBFDD5

Accessibility & contrast

On white

1.29

#B4F661 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.30

#B4F661 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4F661

16.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4F661	#FFFFFF	#000000	##000000
##B4F661	1.00	1.29	16.30	16.30
#FFFFFF	1.29	1.00	21.00	21.00
#000000	16.30	21.00	1.00	1.00
##000000	16.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE650

Deuteranopia (green-blind)

#F7E16C

Tritanopia (blue-blind)

#B8ECD6

Achromatopsia (no color)

#E3E3E3

Design tokens & code

CSS

--color: #b4f661;
/* rgb */ color: rgb(180, 246, 97);
/* oklch */ color: oklch(90.0% 0.191 129.7);

Tailwind

colors: {
  custom: {
    50: '#cef993',
    500: '#b4f661',
    950: '#000000',
  },
}

SCSS

$custom: #b4f661;
$custom-light: #cef993;
$custom-dark: #000000;

JSON

{
  "hex": "#b4f661",
  "rgb": {
    "r": 180,
    "g": 246,
    "b": 97
  },
  "hsl": {
    "h": 86.577,
    "s": 89.222,
    "l": 67.255
  },
  "oklch": {
    "l": 0.89972,
    "c": 0.19068,
    "h": 129.7
  },
  "luminance": 0.76478
}

Semantic roles & 50–950 ramp

primary

#B4F661

secondary

#752FCC

accent

#00E666

background

#FEFFFC

surface

#FBFFF5

border

#D4D7CF

text

#14170D

muted

#83857F

Preview Lab

Preview with #B4F661

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

Preview Lab → · Contrast checker → · Palette generator →