#B5EC64#B5EC64

#B5EC64 is a very light, vivid yellow-green. Relative luminance 0.707; OKLCH L 87.8% C 0.175 H 128.1°. Best body text is #000000 at 15.15:1 contrast (WCAG AA passes).

Color values

HEX	#B5EC64
RGB	rgb(181, 236, 100)
HSL	hsl(84, 78%, 66%)
HSV	hsv(84, 58%, 93%)
CMYK	cmyk(23.3%, 0%, 57.6%, 7.5%)
CIE-LAB	lab(87.36, -38.27, 59.09)
CIE-LCH	lch(87.36, 70.39, 122.93°)
OKLab	oklab(87.79% -0.1078 0.1377)
OKLCH	oklch(87.79% 0.175 128.1)
XYZ	xyz(51.3516, 70.7338, 23.0016)
Luminance	0.7074 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

#A9F971

ΔE00 4.19

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5EC64 #9B64EC

analogous

#ECDF64 #B5EC64 #71EC64

triadic

#B5EC64 #64B5EC #EC64B5

tetradic

#B5EC64 #64ECDF #9B64EC #EC6471

square

#B5EC64 #64ECDF #9B64EC #EC6471

split-complementary

#B5EC64 #6471EC #DF64EC

monochromatic

#7BBE17 #9BE52D #B5EC64 #CFF39B #E9F9D1

Accessibility & contrast

On white

1.39

#B5EC64 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.15

#B5EC64 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5EC64

15.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5EC64	#FFFFFF	#000000	##000000
##B5EC64	1.00	1.39	15.15	15.15
#FFFFFF	1.39	1.00	21.00	21.00
#000000	15.15	21.00	1.00	1.00
##000000	15.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F7DD55

Deuteranopia (green-blind)

#EFDA6D

Tritanopia (blue-blind)

#BAE2CF

Achromatopsia (no color)

#DBDBDB

Design tokens & code

CSS

--color: #b5ec64;
/* rgb */ color: rgb(181, 236, 100);
/* oklch */ color: oklch(87.8% 0.175 128.1);

Tailwind

colors: {
  custom: {
    50: '#cef294',
    500: '#b5ec64',
    950: '#000000',
  },
}

SCSS

$custom: #b5ec64;
$custom-light: #cef294;
$custom-dark: #000000;

JSON

{
  "hex": "#b5ec64",
  "rgb": {
    "r": 181,
    "g": 236,
    "b": 100
  },
  "hsl": {
    "h": 84.265,
    "s": 78.161,
    "l": 65.882
  },
  "oklch": {
    "l": 0.87788,
    "c": 0.17493,
    "h": 128.1
  },
  "luminance": 0.70735
}

Semantic roles & 50–950 ramp

primary

#B5EC64

secondary

#6D37BD

accent

#0BDA5F

background

#FEFFFC

surface

#FBFEF5

border

#D4D6CF

text

#14170D

muted

#83857F

Preview Lab

Preview with #B5EC64

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

Preview Lab → · Contrast checker → · Palette generator →