#B5E05B#B5E05B

#B5E05B is a very light, vivid yellow-green. Relative luminance 0.639; OKLCH L 85.0% C 0.167 H 124.9°. Best body text is #000000 at 13.78:1 contrast (WCAG AA passes).

Color values

HEX	#B5E05B
RGB	rgb(181, 224, 91)
HSL	hsl(79, 68%, 62%)
HSV	hsv(79, 59%, 88%)
CMYK	cmyk(19.2%, 0%, 59.4%, 12.2%)
CIE-LAB	lab(83.91, -33.58, 59.10)
CIE-LCH	lch(83.91, 67.97, 119.60°)
OKLab	oklab(84.98% -0.0956 0.1368)
OKLCH	oklch(84.98% 0.167 124.9)
XYZ	xyz(47.6002, 63.8899, 19.7197)
Luminance	0.6389 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5E05B #865BE0

analogous

#E0C85B #B5E05B #73E05B

triadic

#B5E05B #5BB5E0 #E05BB5

tetradic

#B5E05B #5BE0C8 #865BE0 #E05B73

square

#B5E05B #5BE0C8 #865BE0 #E05B73

split-complementary

#B5E05B #5B73E0 #C85BE0

monochromatic

#78A21F #9DD528 #B5E05B #CCEA8E #E3F3C2

Accessibility & contrast

On white

1.52

#B5E05B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.78

#B5E05B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5E05B

13.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5E05B	#FFFFFF	#000000	##000000
##B5E05B	1.00	1.52	13.78	13.78
#FFFFFF	1.52	1.00	21.00	21.00
#000000	13.78	21.00	1.00	1.00
##000000	13.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EBD34C

Deuteranopia (green-blind)

#E5D164

Tritanopia (blue-blind)

#BCD6C4

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #b5e05b;
/* rgb */ color: rgb(181, 224, 91);
/* oklch */ color: oklch(85.0% 0.167 124.9);

Tailwind

colors: {
  custom: {
    50: '#cee98e',
    500: '#b5e05b',
    950: '#000000',
  },
}

SCSS

$custom: #b5e05b;
$custom-light: #cee98e;
$custom-dark: #000000;

JSON

{
  "hex": "#b5e05b",
  "rgb": {
    "r": 181,
    "g": 224,
    "b": 91
  },
  "hsl": {
    "h": 79.398,
    "s": 68.205,
    "l": 61.765
  },
  "oklch": {
    "l": 0.84976,
    "c": 0.1669,
    "h": 124.9
  },
  "luminance": 0.6389
}

Semantic roles & 50–950 ramp

primary

#B5E05B

secondary

#5D3AA5

accent

#15D052

background

#FEFEFC

surface

#FBFDF4

border

#D4D5CE

text

#14160D

muted

#83847F

Preview Lab

Preview with #B5E05B

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

Preview Lab → · Contrast checker → · Palette generator →