#B1E54C#B1E54C

#B1E54C is a very light, vivid yellow-green. Relative luminance 0.659; OKLCH L 85.7% C 0.186 H 126.3°. Best body text is #000000 at 14.18:1 contrast (WCAG AA passes).

Color values

HEX	#B1E54C
RGB	rgb(177, 229, 76)
HSL	hsl(80, 75%, 60%)
HSV	hsv(80, 67%, 90%)
CMYK	cmyk(22.7%, 0%, 66.8%, 10.2%)
CIE-LAB	lab(84.95, -38.46, 66.23)
CIE-LCH	lch(84.95, 76.59, 120.14°)
OKLab	oklab(85.72% -0.1102 0.1501)
OKLCH	oklch(85.72% 0.186 126.3)
XYZ	xyz(47.4554, 65.9068, 17.0572)
Luminance	0.6591 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1E54C #804CE5

analogous

#E5CC4C #B1E54C #65E54C

triadic

#B1E54C #4CB1E5 #E54CB1

tetradic

#B1E54C #4CE5CC #804CE5 #E54C65

square

#B1E54C #4CE5CC #804CE5 #E54C65

split-complementary

#B1E54C #4C65E5 #CC4CE5

monochromatic

#719F17 #97D51F #B1E54C #C8ED81 #E0F5B7

Accessibility & contrast

On white

1.48

#B1E54C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.18

#B1E54C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1E54C

14.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1E54C	#FFFFFF	#000000	##000000
##B1E54C	1.00	1.48	14.18	14.18
#FFFFFF	1.48	1.00	21.00	21.00
#000000	14.18	21.00	1.00	1.00
##000000	14.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F1D636

Deuteranopia (green-blind)

#EAD358

Tritanopia (blue-blind)

#B8DBC6

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #b1e54c;
/* rgb */ color: rgb(177, 229, 76);
/* oklch */ color: oklch(85.7% 0.186 126.3);

Tailwind

colors: {
  custom: {
    50: '#cced86',
    500: '#b1e54c',
    950: '#000000',
  },
}

SCSS

$custom: #b1e54c;
$custom-light: #cced86;
$custom-dark: #000000;

JSON

{
  "hex": "#b1e54c",
  "rgb": {
    "r": 177,
    "g": 229,
    "b": 76
  },
  "hsl": {
    "h": 80.392,
    "s": 74.634,
    "l": 59.804
  },
  "oklch": {
    "l": 0.85715,
    "c": 0.18619,
    "h": 126.3
  },
  "luminance": 0.65908
}

Semantic roles & 50–950 ramp

primary

#B1E54C

secondary

#5933A2

accent

#37F176

background

#FEFFFC

surface

#FBFEF4

border

#D4D6CE

text

#14160C

muted

#83857F

Preview Lab

Preview with #B1E54C

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

Preview Lab → · Contrast checker → · Palette generator →