#B5D633#B5D633

#B5D633 is a very light, vivid yellow-green. Relative luminance 0.582; OKLCH L 82.4% C 0.182 H 120.9°. Best body text is #000000 at 12.63:1 contrast (WCAG AA passes).

Color values

HEX	#B5D633
RGB	rgb(181, 214, 51)
HSL	hsl(72, 67%, 52%)
HSV	hsv(72, 76%, 84%)
CMYK	cmyk(15.4%, 0%, 76.2%, 16.1%)
CIE-LAB	lab(80.83, -31.44, 70.91)
CIE-LCH	lch(80.83, 77.56, 113.91°)
OKLab	oklab(82.4% -0.0932 0.156)
OKLCH	oklch(82.4% 0.182 120.9)
XYZ	xyz(43.7010, 58.1560, 12.0543)
Luminance	0.5816 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5D633 #5433D6

analogous

#D6A533 #B5D633 #64D633

triadic

#B5D633 #33B5D6 #D633B5

tetradic

#B5D633 #33D6A5 #5433D6 #D63364

square

#B5D633 #33D6A5 #5433D6 #D63364

split-complementary

#B5D633 #3364D6 #A533D6

monochromatic

#647718 #8EAA22 #B5D633 #C7E066 #DAEA99

Accessibility & contrast

On white

1.66

#B5D633 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.63

#B5D633 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B5D633

12.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5D633	#FFFFFF	#000000	##000000
##B5D633	1.00	1.66	12.63	12.63
#FFFFFF	1.66	1.00	21.00	21.00
#000000	12.63	21.00	1.00	1.00
##000000	12.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E3C902

Deuteranopia (green-blind)

#DFC943

Tritanopia (blue-blind)

#BFCBB8

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #b5d633;
/* rgb */ color: rgb(181, 214, 51);
/* oklch */ color: oklch(82.4% 0.182 120.9);

Tailwind

colors: {
  custom: {
    50: '#cfe278',
    500: '#b5d633',
    950: '#000000',
  },
}

SCSS

$custom: #b5d633;
$custom-light: #cfe278;
$custom-dark: #000000;

JSON

{
  "hex": "#b5d633",
  "rgb": {
    "r": 181,
    "g": 214,
    "b": 51
  },
  "hsl": {
    "h": 72.147,
    "s": 66.531,
    "l": 51.961
  },
  "oklch": {
    "l": 0.82399,
    "c": 0.18169,
    "h": 120.9
  },
  "luminance": 0.58156
}

Semantic roles & 50–950 ramp

primary

#B5D633

secondary

#3F2E7F

accent

#3EE961

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B5D633

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

Preview Lab → · Contrast checker → · Palette generator →