#BCEF5B#BCEF5B

#BCEF5B is a very light, vivid yellow-green. Relative luminance 0.732; OKLCH L 88.8% C 0.183 H 126.1°. Best body text is #000000 at 15.64:1 contrast (WCAG AA passes).

Color values

HEX#BCEF5B
RGBrgb(188, 239, 91)
HSLhsl(81, 82%, 65%)
HSVhsv(81, 62%, 94%)
CMYKcmyk(21.3%, 0%, 61.9%, 6.3%)
CIE-LABlab(88.53, -37.76, 64.31)
CIE-LCHlch(88.53, 74.57, 120.42°)
OKLaboklab(88.82% -0.1076 0.1477)
OKLCHoklch(88.82% 0.183 126.1)
XYZxyz(53.4940, 73.1790, 21.2022)
Luminance0.7318 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#BCEF5B #8E5BEF
analogous
#EFD85B #BCEF5B #72EF5B
triadic
#BCEF5B #5BBCEF #EF5BBC
tetradic
#BCEF5B #5BEFD8 #8E5BEF #EF5B72
square
#BCEF5B #5BEFD8 #8E5BEF #EF5B72
split-complementary
#BCEF5B #5B72EF #D85BEF
monochromatic
#82BD12 #A5EA23 #BCEF5B #D3F493 #EAFACB

Accessibility & contrast

On white

1.34
#BCEF5B on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

15.64
#BCEF5B on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BCEF5B
15.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##BCEF5B#FFFFFF#000000##000000
##BCEF5B1.001.3415.6415.64
#FFFFFF1.341.0021.0021.00
#00000015.6421.001.001.00
##00000015.6421.001.001.00

Color blindness preview

Protanopia (red-blind)
#FBE049
Deuteranopia (green-blind)
#F4DD66
Tritanopia (blue-blind)
#C3E4D0
Achromatopsia (no color)
#DEDEDE

Design tokens & code

CSS
--color: #bcef5b;
/* rgb */ color: rgb(188, 239, 91);
/* oklch */ color: oklch(88.8% 0.183 126.1);
Tailwind
colors: {
  custom: {
    50: '#d3f48f',
    500: '#bcef5b',
    950: '#000000',
  },
}
SCSS
$custom: #bcef5b;
$custom-light: #d3f48f;
$custom-dark: #000000;
JSON
{
  "hex": "#bcef5b",
  "rgb": {
    "r": 188,
    "g": 239,
    "b": 91
  },
  "hsl": {
    "h": 80.676,
    "s": 82.222,
    "l": 64.706
  },
  "oklch": {
    "l": 0.88824,
    "c": 0.18277,
    "h": 126.1
  },
  "luminance": 0.7318
}

Semantic roles & 50–950 ramp

primary
#BCEF5B
secondary
#6233BC
accent
#07DF51
background
#FEFFFC
surface
#FBFEF4
border
#D4D6CE
text
#14170D
muted
#83857F

Preview Lab

Preview with #BCEF5B

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

Preview Lab → · Contrast checker → · Palette generator →

#BCEF5B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva