#B5E866#B5E866

#B5E866 is a very light, vivid yellow-green. Relative luminance 0.685; OKLCH L 86.9% C 0.168 H 127.5°. Best body text is #000000 at 14.70:1 contrast (WCAG AA passes).

Color values

HEX	#B5E866
RGB	rgb(181, 232, 102)
HSL	hsl(84, 74%, 65%)
HSV	hsv(84, 56%, 91%)
CMYK	cmyk(22%, 0%, 56%, 9%)
CIE-LAB	lab(86.25, -36.29, 56.95)
CIE-LCH	lch(86.25, 67.53, 122.50°)
OKLab	oklab(86.9% -0.1022 0.1334)
OKLCH	oklch(86.9% 0.168 127.5)
XYZ	xyz(50.3108, 68.4955, 23.1381)
Luminance	0.6850 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5E866 #9966E8

analogous

#E8DA66 #B5E866 #74E866

triadic

#B5E866 #66B5E8 #E866B5

tetradic

#B5E866 #66E8DA #9966E8 #E86674

square

#B5E866 #66E8DA #9966E8 #E86674

split-complementary

#B5E866 #6674E8 #DA66E8

monochromatic

#7BB81C #9BE031 #B5E866 #CFF09B #E8F8D0

Accessibility & contrast

On white

1.43

#B5E866 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.70

#B5E866 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5E866

14.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5E866	#FFFFFF	#000000	##000000
##B5E866	1.00	1.43	14.70	14.70
#FFFFFF	1.43	1.00	21.00	21.00
#000000	14.70	21.00	1.00	1.00
##000000	14.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F3DA59

Deuteranopia (green-blind)

#EBD76F

Tritanopia (blue-blind)

#BBDFCB

Achromatopsia (no color)

#D8D8D8

Design tokens & code

CSS

--color: #b5e866;
/* rgb */ color: rgb(181, 232, 102);
/* oklch */ color: oklch(86.9% 0.168 127.5);

Tailwind

colors: {
  custom: {
    50: '#ceef95',
    500: '#b5e866',
    950: '#000000',
  },
}

SCSS

$custom: #b5e866;
$custom-light: #ceef95;
$custom-dark: #000000;

JSON

{
  "hex": "#b5e866",
  "rgb": {
    "r": 181,
    "g": 232,
    "b": 102
  },
  "hsl": {
    "h": 83.538,
    "s": 73.864,
    "l": 65.49
  },
  "oklch": {
    "l": 0.86904,
    "c": 0.168,
    "h": 127.5
  },
  "luminance": 0.68496
}

Semantic roles & 50–950 ramp

primary

#B5E866

secondary

#6C3AB8

accent

#10D65D

background

#FEFFFC

surface

#FBFEF5

border

#D4D6CF

text

#14160E

muted

#83857F

Preview Lab

Preview with #B5E866

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

Preview Lab → · Contrast checker → · Palette generator →