#B9D541#B9D541

#B9D541 is a very light, vivid yellow-green. Relative luminance 0.583; OKLCH L 82.6% C 0.171 H 119.6°. Best body text is #000000 at 12.66:1 contrast (WCAG AA passes).

Color values

HEX	#B9D541
RGB	rgb(185, 213, 65)
HSL	hsl(71, 64%, 55%)
HSV	hsv(71, 69%, 84%)
CMYK	cmyk(13.1%, 0%, 69.5%, 16.5%)
CIE-LAB	lab(80.90, -28.66, 66.38)
CIE-LCH	lch(80.90, 72.30, 113.36°)
OKLab	oklab(82.55% -0.0846 0.1486)
OKLCH	oklch(82.55% 0.171 119.6)
XYZ	xyz(44.7568, 58.2847, 13.8922)
Luminance	0.5828 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9D541 #5D41D5

analogous

#D5A741 #B9D541 #6FD541

triadic

#B9D541 #41B9D5 #D541B9

tetradic

#B9D541 #41D5A7 #5D41D5 #D5416F

square

#B9D541 #41D5A7 #5D41D5 #D5416F

split-complementary

#B9D541 #416FD5 #A741D5

monochromatic

#6D7F1C #97B227 #B9D541 #CBE073 #DEEBA5

Accessibility & contrast

On white

1.66

#B9D541 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.66

#B9D541 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9D541

12.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9D541	#FFFFFF	#000000	##000000
##B9D541	1.00	1.66	12.66	12.66
#FFFFFF	1.66	1.00	21.00	21.00
#000000	12.66	21.00	1.00	1.00
##000000	12.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2C929

Deuteranopia (green-blind)

#DFC94D

Tritanopia (blue-blind)

#C3CAB8

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #b9d541;
/* rgb */ color: rgb(185, 213, 65);
/* oklch */ color: oklch(82.6% 0.171 119.6);

Tailwind

colors: {
  custom: {
    50: '#d1e17e',
    500: '#b9d541',
    950: '#000000',
  },
}

SCSS

$custom: #b9d541;
$custom-light: #d1e17e;
$custom-dark: #000000;

JSON

{
  "hex": "#b9d541",
  "rgb": {
    "r": 185,
    "g": 213,
    "b": 65
  },
  "hsl": {
    "h": 71.351,
    "s": 63.793,
    "l": 54.51
  },
  "oklch": {
    "l": 0.82551,
    "c": 0.17098,
    "h": 119.6
  },
  "luminance": 0.58284
}

Semantic roles & 50–950 ramp

primary

#B9D541

secondary

#433487

accent

#41E760

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150B

muted

#83847E

Preview Lab

Preview with #B9D541

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

Preview Lab → · Contrast checker → · Palette generator →