#B5F16B#B5F16B

#B5F16B is a very light, vivid yellow-green. Relative luminance 0.738; OKLCH L 89.0% C 0.176 H 129.5°. Best body text is #000000 at 15.76:1 contrast (WCAG AA passes).

Color values

HEX	#B5F16B
RGB	rgb(181, 241, 107)
HSL	hsl(87, 83%, 68%)
HSV	hsv(87, 56%, 95%)
CMYK	cmyk(24.9%, 0%, 55.6%, 5.5%)
CIE-LAB	lab(88.83, -39.86, 57.70)
CIE-LCH	lch(88.83, 70.13, 124.64°)
OKLab	oklab(89% -0.1117 0.1354)
OKLCH	oklch(89% 0.176 129.5)
XYZ	xyz(53.1648, 73.7947, 25.3498)
Luminance	0.7380 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Pale Lime

#BEFD73

ΔE00 2.49

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5F16B #A76BF1

analogous

#F1EA6B #B5F16B #72F16B

triadic

#B5F16B #6BB5F1 #F16BB5

tetradic

#B5F16B #6BF1EA #A76BF1 #F16B72

square

#B5F16B #6BF1EA #A76BF1 #F16B72

split-complementary

#B5F16B #6B72F1 #EA6BF1

monochromatic

#7BCE13 #99EC33 #B5F16B #D1F6A3 #EDFCDB

Accessibility & contrast

On white

1.33

#B5F16B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.76

#B5F16B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5F16B

15.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5F16B	#FFFFFF	#000000	##000000
##B5F16B	1.00	1.33	15.76	15.76
#FFFFFF	1.33	1.00	21.00	21.00
#000000	15.76	21.00	1.00	1.00
##000000	15.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FBE25D

Deuteranopia (green-blind)

#F3DE74

Tritanopia (blue-blind)

#B9E8D4

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #b5f16b;
/* rgb */ color: rgb(181, 241, 107);
/* oklch */ color: oklch(89.0% 0.176 129.5);

Tailwind

colors: {
  custom: {
    50: '#cef699',
    500: '#b5f16b',
    950: '#000000',
  },
}

SCSS

$custom: #b5f16b;
$custom-light: #cef699;
$custom-dark: #000000;

JSON

{
  "hex": "#b5f16b",
  "rgb": {
    "r": 181,
    "g": 241,
    "b": 107
  },
  "hsl": {
    "h": 86.866,
    "s": 82.716,
    "l": 68.235
  },
  "oklch": {
    "l": 0.89,
    "c": 0.17554,
    "h": 129.5
  },
  "luminance": 0.73796
}

Semantic roles & 50–950 ramp

primary

#B5F16B

secondary

#7837CA

accent

#06DF67

background

#FEFFFC

surface

#FBFEF5

border

#D4D6CF

text

#14170E

muted

#83857F

Preview Lab

Preview with #B5F16B

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

Preview Lab → · Contrast checker → · Palette generator →