#B9E551#B9E551

#B9E551 is a very light, vivid yellow-green. Relative luminance 0.669; OKLCH L 86.3% C 0.179 H 124.3°. Best body text is #000000 at 14.39:1 contrast (WCAG AA passes).

Color values

HEX	#B9E551
RGB	rgb(185, 229, 81)
HSL	hsl(78, 74%, 61%)
HSV	hsv(78, 65%, 90%)
CMYK	cmyk(19.2%, 0%, 64.6%, 10.2%)
CIE-LAB	lab(85.48, -35.09, 65.00)
CIE-LCH	lch(85.48, 73.87, 118.36°)
OKLab	oklab(86.28% -0.1009 0.148)
OKLCH	oklch(86.28% 0.179 124.3)
XYZ	xyz(49.5124, 66.9466, 18.0965)
Luminance	0.6695 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9E551 #7D51E5

analogous

#E5C751 #B9E551 #6FE551

triadic

#B9E551 #51B9E5 #E551B9

tetradic

#B9E551 #51E5C7 #7D51E5 #E5516F

square

#B9E551 #51E5C7 #7D51E5 #E5516F

split-complementary

#B9E551 #516FE5 #C751E5

monochromatic

#7AA318 #A2D820 #B9E551 #CEED86 #E4F5BB

Accessibility & contrast

On white

1.46

#B9E551 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.39

#B9E551 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B9E551

14.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9E551	#FFFFFF	#000000	##000000
##B9E551	1.00	1.46	14.39	14.39
#FFFFFF	1.46	1.00	21.00	21.00
#000000	14.39	21.00	1.00	1.00
##000000	14.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F1D73D

Deuteranopia (green-blind)

#EBD55C

Tritanopia (blue-blind)

#C1DAC7

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #b9e551;
/* rgb */ color: rgb(185, 229, 81);
/* oklch */ color: oklch(86.3% 0.179 124.3);

Tailwind

colors: {
  custom: {
    50: '#d1ed89',
    500: '#b9e551',
    950: '#000000',
  },
}

SCSS

$custom: #b9e551;
$custom-light: #d1ed89;
$custom-dark: #000000;

JSON

{
  "hex": "#b9e551",
  "rgb": {
    "r": 185,
    "g": 229,
    "b": 81
  },
  "hsl": {
    "h": 77.838,
    "s": 74,
    "l": 60.784
  },
  "oklch": {
    "l": 0.86281,
    "c": 0.17913,
    "h": 124.3
  },
  "luminance": 0.66947
}

Semantic roles & 50–950 ramp

primary

#B9E551

secondary

#5635A6

accent

#0FD64A

background

#FEFEFC

surface

#FBFDF4

border

#D4D5CE

text

#14160C

muted

#83847F

Preview Lab

Preview with #B9E551

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

Preview Lab → · Contrast checker → · Palette generator →