#B4E651#B4E651

#B4E651 is a very light, vivid yellow-green. Relative luminance 0.669; OKLCH L 86.2% C 0.183 H 125.9°. Best body text is #000000 at 14.38:1 contrast (WCAG AA passes).

Color values

HEX	#B4E651
RGB	rgb(180, 230, 81)
HSL	hsl(80, 75%, 61%)
HSV	hsv(80, 65%, 90%)
CMYK	cmyk(21.7%, 0%, 64.8%, 9.8%)
CIE-LAB	lab(85.45, -37.44, 64.87)
CIE-LCH	lch(85.45, 74.90, 119.99°)
OKLab	oklab(86.18% -0.1071 0.1478)
OKLCH	oklch(86.18% 0.183 125.9)
XYZ	xyz(48.6046, 66.8903, 18.1334)
Luminance	0.6689 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4E651 #8351E6

analogous

#E6CD51 #B4E651 #69E651

triadic

#B4E651 #51B4E6 #E651B4

tetradic

#B4E651 #51E6CD #8351E6 #E65169

square

#B4E651 #51E6CD #8351E6 #E65169

split-complementary

#B4E651 #5169E6 #CD51E6

monochromatic

#76A518 #9CDA1F #B4E651 #CBEE87 #E2F5BC

Accessibility & contrast

On white

1.46

#B4E651 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.38

#B4E651 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4E651

14.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4E651	#FFFFFF	#000000	##000000
##B4E651	1.00	1.46	14.38	14.38
#FFFFFF	1.46	1.00	21.00	21.00
#000000	14.38	21.00	1.00	1.00
##000000	14.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F2D73D

Deuteranopia (green-blind)

#EBD55D

Tritanopia (blue-blind)

#BBDCC7

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #b4e651;
/* rgb */ color: rgb(180, 230, 81);
/* oklch */ color: oklch(86.2% 0.183 125.9);

Tailwind

colors: {
  custom: {
    50: '#ceee89',
    500: '#b4e651',
    950: '#000000',
  },
}

SCSS

$custom: #b4e651;
$custom-light: #ceee89;
$custom-dark: #000000;

JSON

{
  "hex": "#b4e651",
  "rgb": {
    "r": 180,
    "g": 230,
    "b": 81
  },
  "hsl": {
    "h": 80.134,
    "s": 74.874,
    "l": 60.98
  },
  "oklch": {
    "l": 0.86178,
    "c": 0.18256,
    "h": 125.9
  },
  "luminance": 0.66891
}

Semantic roles & 50–950 ramp

primary

#B4E651

secondary

#5B34A7

accent

#0ED752

background

#FEFFFC

surface

#FBFEF4

border

#D4D6CE

text

#14160C

muted

#83857F

Preview Lab

Preview with #B4E651

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

Preview Lab → · Contrast checker → · Palette generator →