#B1E463#B1E463

#B1E463 is a very light, vivid yellow-green. Relative luminance 0.657; OKLCH L 85.7% C 0.167 H 127.6°. Best body text is #000000 at 14.15:1 contrast (WCAG AA passes).

Color values

HEX	#B1E463
RGB	rgb(177, 228, 99)
HSL	hsl(84, 70%, 64%)
HSV	hsv(84, 57%, 89%)
CMYK	cmyk(22.4%, 0%, 56.6%, 10.6%)
CIE-LAB	lab(84.86, -36.22, 56.62)
CIE-LCH	lch(84.86, 67.21, 122.61°)
OKLab	oklab(85.71% -0.102 0.1324)
OKLCH	oklch(85.71% 0.167 127.6)
XYZ	xyz(48.1268, 65.7340, 21.9543)
Luminance	0.6573 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1E463 #9663E4

analogous

#E4D763 #B1E463 #71E463

triadic

#B1E463 #63B1E4 #E463B1

tetradic

#B1E463 #63E4D7 #9663E4 #E46371

square

#B1E463 #63E4D7 #9663E4 #E46371

split-complementary

#B1E463 #6371E4 #D763E4

monochromatic

#75AE1E #97DB2F #B1E463 #CBED97 #E5F6CB

Accessibility & contrast

On white

1.48

#B1E463 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.15

#B1E463 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1E463

14.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1E463	#FFFFFF	#000000	##000000
##B1E463	1.00	1.48	14.15	14.15
#FFFFFF	1.48	1.00	21.00	21.00
#000000	14.15	21.00	1.00	1.00
##000000	14.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EED656

Deuteranopia (green-blind)

#E7D36C

Tritanopia (blue-blind)

#B6DBC8

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #b1e463;
/* rgb */ color: rgb(177, 228, 99);
/* oklch */ color: oklch(85.7% 0.167 127.6);

Tailwind

colors: {
  custom: {
    50: '#cbec93',
    500: '#b1e463',
    950: '#000000',
  },
}

SCSS

$custom: #b1e463;
$custom-light: #cbec93;
$custom-dark: #000000;

JSON

{
  "hex": "#b1e463",
  "rgb": {
    "r": 177,
    "g": 228,
    "b": 99
  },
  "hsl": {
    "h": 83.721,
    "s": 70.492,
    "l": 64.118
  },
  "oklch": {
    "l": 0.85706,
    "c": 0.16716,
    "h": 127.6
  },
  "luminance": 0.65735
}

Semantic roles & 50–950 ramp

primary

#B1E463

secondary

#693CB0

accent

#13D35F

background

#FEFEFC

surface

#FBFDF4

border

#D4D5CE

text

#14160D

muted

#83847F

Preview Lab

Preview with #B1E463

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

Preview Lab → · Contrast checker → · Palette generator →