#B9D543#B9D543

#B9D543 is a very light, vivid yellow-green. Relative luminance 0.583; OKLCH L 82.6% C 0.170 H 119.7°. Best body text is #000000 at 12.66:1 contrast (WCAG AA passes).

Color values

HEX	#B9D543
RGB	rgb(185, 213, 67)
HSL	hsl(72, 63%, 55%)
HSV	hsv(72, 69%, 84%)
CMYK	cmyk(13.1%, 0%, 68.5%, 16.5%)
CIE-LAB	lab(80.91, -28.55, 65.66)
CIE-LCH	lch(80.91, 71.59, 113.50°)
OKLab	oklab(82.57% -0.0841 0.1474)
OKLCH	oklch(82.57% 0.17 119.7)
XYZ	xyz(44.8157, 58.3083, 14.2028)
Luminance	0.5831 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9D543 #5F43D5

analogous

#D5A843 #B9D543 #70D543

triadic

#B9D543 #43B9D5 #D543B9

tetradic

#B9D543 #43D5A8 #5F43D5 #D54370

square

#B9D543 #43D5A8 #5F43D5 #D54370

split-complementary

#B9D543 #4370D5 #A843D5

monochromatic

#6E811D #98B328 #B9D543 #CCE075 #DEEBA7

Accessibility & contrast

On white

1.66

#B9D543 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.66

#B9D543 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9D543

12.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9D543	#FFFFFF	#000000	##000000
##B9D543	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)

#E2C92C

Deuteranopia (green-blind)

#DFC94F

Tritanopia (blue-blind)

#C3CAB8

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #b9d543;
/* rgb */ color: rgb(185, 213, 67);
/* oklch */ color: oklch(82.6% 0.170 119.7);

Tailwind

colors: {
  custom: {
    50: '#d1e180',
    500: '#b9d543',
    950: '#000000',
  },
}

SCSS

$custom: #b9d543;
$custom-light: #d1e180;
$custom-dark: #000000;

JSON

{
  "hex": "#b9d543",
  "rgb": {
    "r": 185,
    "g": 213,
    "b": 67
  },
  "hsl": {
    "h": 71.507,
    "s": 63.478,
    "l": 54.902
  },
  "oklch": {
    "l": 0.82565,
    "c": 0.16968,
    "h": 119.7
  },
  "luminance": 0.58308
}

Semantic roles & 50–950 ramp

primary

#B9D543

secondary

#443488

accent

#41E761

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150B

muted

#83847E

Preview Lab

Preview with #B9D543

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

Preview Lab → · Contrast checker → · Palette generator →