#B9E13B#B9E13B

#B9E13B is a very light, vivid yellow-green. Relative luminance 0.645; OKLCH L 85.2% C 0.188 H 122.5°. Best body text is #000000 at 13.90:1 contrast (WCAG AA passes).

Color values

HEX	#B9E13B
RGB	rgb(185, 225, 59)
HSL	hsl(74, 73%, 56%)
HSV	hsv(74, 74%, 88%)
CMYK	cmyk(17.8%, 0%, 73.8%, 11.8%)
CIE-LAB	lab(84.22, -34.56, 71.67)
CIE-LCH	lch(84.22, 79.57, 115.74°)
OKLab	oklab(85.22% -0.1013 0.1588)
OKLCH	oklch(85.22% 0.188 122.5)
XYZ	xyz(47.7229, 64.4803, 14.0686)
Luminance	0.6448 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9E13B #633BE1

analogous

#E1B63B #B9E13B #66E13B

triadic

#B9E13B #3BB9E1 #E13BB9

tetradic

#B9E13B #3BE1B6 #633BE1 #E13B66

square

#B9E13B #3BE1B6 #633BE1 #E13B66

split-complementary

#B9E13B #3B66E1 #B63BE1

monochromatic

#708C15 #9AC11E #B9E13B #CCE970 #DFF1A5

Accessibility & contrast

On white

1.51

#B9E13B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.90

#B9E13B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9E13B

13.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9E13B	#FFFFFF	#000000	##000000
##B9E13B	1.00	1.51	13.90	13.90
#FFFFFF	1.51	1.00	21.00	21.00
#000000	13.90	21.00	1.00	1.00
##000000	13.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EED316

Deuteranopia (green-blind)

#E9D24A

Tritanopia (blue-blind)

#C3D6C1

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #b9e13b;
/* rgb */ color: rgb(185, 225, 59);
/* oklch */ color: oklch(85.2% 0.188 122.5);

Tailwind

colors: {
  custom: {
    50: '#d2ea7d',
    500: '#b9e13b',
    950: '#000000',
  },
}

SCSS

$custom: #b9e13b;
$custom-light: #d2ea7d;
$custom-dark: #000000;

JSON

{
  "hex": "#b9e13b",
  "rgb": {
    "r": 185,
    "g": 225,
    "b": 59
  },
  "hsl": {
    "h": 74.458,
    "s": 73.451,
    "l": 55.686
  },
  "oklch": {
    "l": 0.85216,
    "c": 0.18835,
    "h": 122.5
  },
  "luminance": 0.6448
}

Semantic roles & 50–950 ramp

primary

#B9E13B

secondary

#472F92

accent

#38F064

background

#FEFEFB

surface

#FBFDF2

border

#D4D5CC

text

#15160A

muted

#84847D

Preview Lab

Preview with #B9E13B

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

Preview Lab → · Contrast checker → · Palette generator →