#B5EB51#B5EB51

#B5EB51 is a very light, vivid yellow-green. Relative luminance 0.698; OKLCH L 87.4% C 0.188 H 126.6°. Best body text is #000000 at 14.97:1 contrast (WCAG AA passes).

Color values

HEX	#B5EB51
RGB	rgb(181, 235, 81)
HSL	hsl(81, 79%, 62%)
HSV	hsv(81, 66%, 92%)
CMYK	cmyk(23%, 0%, 65.5%, 7.8%)
CIE-LAB	lab(86.92, -39.30, 66.44)
CIE-LCH	lch(86.92, 77.19, 120.61°)
OKLab	oklab(87.38% -0.1123 0.1511)
OKLCH	oklch(87.38% 0.188 126.6)
XYZ	xyz(50.2497, 69.8337, 18.6148)
Luminance	0.6983 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5EB51 #8751EB

analogous

#EBD451 #B5EB51 #68EB51

triadic

#B5EB51 #51B5EB #EB51B5

tetradic

#B5EB51 #51EBD4 #8751EB #EB5168

square

#B5EB51 #51EBD4 #8751EB #EB5168

split-complementary

#B5EB51 #5168EB #D451EB

monochromatic

#78AE14 #9EE51A #B5EB51 #CCF188 #E4F8BF

Accessibility & contrast

On white

1.40

#B5EB51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.97

#B5EB51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5EB51

14.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5EB51	#FFFFFF	#000000	##000000
##B5EB51	1.00	1.40	14.97	14.97
#FFFFFF	1.40	1.00	21.00	21.00
#000000	14.97	21.00	1.00	1.00
##000000	14.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F7DC3C

Deuteranopia (green-blind)

#EFD95D

Tritanopia (blue-blind)

#BCE1CC

Achromatopsia (no color)

#DADADA

Design tokens & code

CSS

--color: #b5eb51;
/* rgb */ color: rgb(181, 235, 81);
/* oklch */ color: oklch(87.4% 0.188 126.6);

Tailwind

colors: {
  custom: {
    50: '#cff189',
    500: '#b5eb51',
    950: '#000000',
  },
}

SCSS

$custom: #b5eb51;
$custom-light: #cff189;
$custom-dark: #000000;

JSON

{
  "hex": "#b5eb51",
  "rgb": {
    "r": 181,
    "g": 235,
    "b": 81
  },
  "hsl": {
    "h": 81.039,
    "s": 79.381,
    "l": 61.961
  },
  "oklch": {
    "l": 0.87381,
    "c": 0.18827,
    "h": 126.6
  },
  "luminance": 0.69834
}

Semantic roles & 50–950 ramp

primary

#B5EB51

secondary

#5D32AE

accent

#0ADC53

background

#FEFFFC

surface

#FBFEF4

border

#D4D6CE

text

#14160C

muted

#83857F

Preview Lab

Preview with #B5EB51

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

Preview Lab → · Contrast checker → · Palette generator →