#B9E45B#B9E45B

#B9E45B is a very light, vivid yellow-green. Relative luminance 0.666; OKLCH L 86.1% C 0.170 H 124.6°. Best body text is #000000 at 14.31:1 contrast (WCAG AA passes).

Color values

HEX	#B9E45B
RGB	rgb(185, 228, 91)
HSL	hsl(79, 72%, 63%)
HSV	hsv(79, 60%, 89%)
CMYK	cmyk(18.9%, 0%, 60.1%, 10.6%)
CIE-LAB	lab(85.28, -33.89, 60.69)
CIE-LCH	lch(85.28, 69.51, 119.18°)
OKLab	oklab(86.15% -0.0967 0.1401)
OKLCH	oklch(86.15% 0.17 124.6)
XYZ	xyz(49.6395, 66.5560, 20.1269)
Luminance	0.6656 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9E45B #865BE4

analogous

#E4CA5B #B9E45B #75E45B

triadic

#B9E45B #5BB9E4 #E45BB9

tetradic

#B9E45B #5BE4CA #865BE4 #E45B75

square

#B9E45B #5BE4CA #865BE4 #E45B75

split-complementary

#B9E45B #5B75E4 #CA5BE4

monochromatic

#7DA91C #A3DB26 #B9E45B #CFED90 #E6F5C4

Accessibility & contrast

On white

1.47

#B9E45B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.31

#B9E45B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9E45B

14.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9E45B	#FFFFFF	#000000	##000000
##B9E45B	1.00	1.47	14.31	14.31
#FFFFFF	1.47	1.00	21.00	21.00
#000000	14.31	21.00	1.00	1.00
##000000	14.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0D64B

Deuteranopia (green-blind)

#EAD565

Tritanopia (blue-blind)

#C1DAC7

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #b9e45b;
/* rgb */ color: rgb(185, 228, 91);
/* oklch */ color: oklch(86.1% 0.170 124.6);

Tailwind

colors: {
  custom: {
    50: '#d1ec8e',
    500: '#b9e45b',
    950: '#000000',
  },
}

SCSS

$custom: #b9e45b;
$custom-light: #d1ec8e;
$custom-dark: #000000;

JSON

{
  "hex": "#b9e45b",
  "rgb": {
    "r": 185,
    "g": 228,
    "b": 91
  },
  "hsl": {
    "h": 78.832,
    "s": 71.728,
    "l": 62.549
  },
  "oklch": {
    "l": 0.86147,
    "c": 0.17026,
    "h": 124.6
  },
  "luminance": 0.66556
}

Semantic roles & 50–950 ramp

primary

#B9E45B

secondary

#5C39AB

accent

#12D44F

background

#FEFEFC

surface

#FBFDF4

border

#D4D5CE

text

#14160D

muted

#83847F

Preview Lab

Preview with #B9E45B

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

Preview Lab → · Contrast checker → · Palette generator →