#B1E65B#B1E65B

#B1E65B is a very light, vivid yellow-green. Relative luminance 0.667; OKLCH L 86.1% C 0.176 H 127.4°. Best body text is #000000 at 14.34:1 contrast (WCAG AA passes).

Color values

HEX	#B1E65B
RGB	rgb(177, 230, 91)
HSL	hsl(83, 74%, 63%)
HSV	hsv(83, 60%, 90%)
CMYK	cmyk(23%, 0%, 60.4%, 9.8%)
CIE-LAB	lab(85.35, -37.81, 60.63)
CIE-LCH	lch(85.35, 71.45, 121.95°)
OKLab	oklab(86.08% -0.1071 0.1401)
OKLCH	oklch(86.08% 0.176 127.4)
XYZ	xyz(48.3165, 66.6952, 20.2234)
Luminance	0.6670 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

#A9F971

ΔE00 5.34

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1E65B #905BE6

analogous

#E6D65B #B1E65B #6BE65B

triadic

#B1E65B #5BB1E6 #E65BB1

tetradic

#B1E65B #5BE6D6 #905BE6 #E65B6B

square

#B1E65B #5BE6D6 #905BE6 #E65B6B

split-complementary

#B1E65B #5B6BE6 #D65BE6

monochromatic

#75AC1A #98DE26 #B1E65B #CAEE90 #E4F6C5

Accessibility & contrast

On white

1.46

#B1E65B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.34

#B1E65B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1E65B

14.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1E65B	#FFFFFF	#000000	##000000
##B1E65B	1.00	1.46	14.34	14.34
#FFFFFF	1.46	1.00	21.00	21.00
#000000	14.34	21.00	1.00	1.00
##000000	14.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F1D74B

Deuteranopia (green-blind)

#E9D465

Tritanopia (blue-blind)

#B7DCC9

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #b1e65b;
/* rgb */ color: rgb(177, 230, 91);
/* oklch */ color: oklch(86.1% 0.176 127.4);

Tailwind

colors: {
  custom: {
    50: '#cbee8f',
    500: '#b1e65b',
    950: '#000000',
  },
}

SCSS

$custom: #b1e65b;
$custom-light: #cbee8f;
$custom-dark: #000000;

JSON

{
  "hex": "#b1e65b",
  "rgb": {
    "r": 177,
    "g": 230,
    "b": 91
  },
  "hsl": {
    "h": 82.878,
    "s": 73.545,
    "l": 62.941
  },
  "oklch": {
    "l": 0.86078,
    "c": 0.17637,
    "h": 127.4
  },
  "luminance": 0.66696
}

Semantic roles & 50–950 ramp

primary

#B1E65B

secondary

#6538AE

accent

#10D65B

background

#FEFFFC

surface

#FBFEF4

border

#D4D6CE

text

#14160D

muted

#83857F

Preview Lab

Preview with #B1E65B

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

Preview Lab → · Contrast checker → · Palette generator →