#B9D840#B9D840

#B9D840 is a very light, vivid yellow-green. Relative luminance 0.598; OKLCH L 83.2% C 0.175 H 120.5°. Best body text is #000000 at 12.96:1 contrast (WCAG AA passes).

Color values

HEX	#B9D840
RGB	rgb(185, 216, 64)
HSL	hsl(72, 66%, 55%)
HSV	hsv(72, 70%, 85%)
CMYK	cmyk(14.4%, 0%, 70.4%, 15.3%)
CIE-LAB	lab(81.73, -30.13, 67.56)
CIE-LCH	lch(81.73, 73.98, 114.04°)
OKLab	oklab(83.22% -0.0887 0.1509)
OKLCH	oklch(83.22% 0.175 120.5)
XYZ	xyz(45.4896, 59.7963, 13.9949)
Luminance	0.5980 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9D840 #5F40D8

analogous

#D8AB40 #B9D840 #6DD840

triadic

#B9D840 #40B9D8 #D840B9

tetradic

#B9D840 #40D8AB #5F40D8 #D8406D

square

#B9D840 #40D8AB #5F40D8 #D8406D

split-complementary

#B9D840 #406DD8 #AB40D8

monochromatic

#6E831B #98B625 #B9D840 #CCE273 #DEEDA6

Accessibility & contrast

On white

1.62

#B9D840 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.96

#B9D840 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9D840

12.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9D840	#FFFFFF	#000000	##000000
##B9D840	1.00	1.62	12.96	12.96
#FFFFFF	1.62	1.00	21.00	21.00
#000000	12.96	21.00	1.00	1.00
##000000	12.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E5CC26

Deuteranopia (green-blind)

#E2CB4D

Tritanopia (blue-blind)

#C3CDBA

Achromatopsia (no color)

#CBCBCB

Design tokens & code

CSS

--color: #b9d840;
/* rgb */ color: rgb(185, 216, 64);
/* oklch */ color: oklch(83.2% 0.175 120.5);

Tailwind

colors: {
  custom: {
    50: '#d2e47e',
    500: '#b9d840',
    950: '#000000',
  },
}

SCSS

$custom: #b9d840;
$custom-light: #d2e47e;
$custom-dark: #000000;

JSON

{
  "hex": "#b9d840",
  "rgb": {
    "r": 185,
    "g": 216,
    "b": 64
  },
  "hsl": {
    "h": 72.237,
    "s": 66.087,
    "l": 54.902
  },
  "oklch": {
    "l": 0.83218,
    "c": 0.17507,
    "h": 120.5
  },
  "luminance": 0.59796
}

Semantic roles & 50–950 ramp

primary

#B9D840

secondary

#44338A

accent

#3FE961

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150B

muted

#83847E

Preview Lab

Preview with #B9D840

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

Preview Lab → · Contrast checker → · Palette generator →