#E5FE5B#E5FE5B

#E5FE5B is a very light, vivid yellow. Relative luminance 0.883; OKLCH L 94.9% C 0.185 H 117.5°. Best body text is #000000 at 18.66:1 contrast (WCAG AA passes).

Color values

HEX#E5FE5B
RGBrgb(229, 254, 91)
HSLhsl(69, 99%, 68%)
HSVhsv(69, 64%, 100%)
CMYKcmyk(9.8%, 0%, 64.2%, 0.4%)
CIE-LABlab(95.29, -28.91, 72.30)
CIE-LCHlch(95.29, 77.86, 111.80°)
OKLaboklab(94.94% -0.0854 0.1638)
OKLCHoklch(94.94% 0.185 117.5)
XYZxyz(69.6446, 88.2977, 23.2698)
Luminance0.8830 (WCAG relative)
Temperaturewarm
Familyyellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#E5FE5B #745BFE
analogous
#FEC55B #E5FE5B #94FE5B
triadic
#E5FE5B #5BE5FE #FE5BE5
tetradic
#E5FE5B #5BFEC5 #745BFE #FE5B94
square
#E5FE5B #5BFEC5 #745BFE #FE5B94
split-complementary
#E5FE5B #5B94FE #C55BFE
monochromatic
#BCDD01 #DBFE1E #E5FE5B #EFFE98 #F8FFD5

Accessibility & contrast

On white

1.13
#E5FE5B on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

18.66
#E5FE5B on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E5FE5B
18.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##E5FE5B#FFFFFF#000000##000000
##E5FE5B1.001.1318.6618.66
#FFFFFF1.131.0021.0021.00
#00000018.6621.001.001.00
##00000018.6621.001.001.00

Color blindness preview

Protanopia (red-blind)
#FFF145
Deuteranopia (green-blind)
#FFF267
Tritanopia (blue-blind)
#F2F1DD
Achromatopsia (no color)
#F1F1F1

Design tokens & code

CSS
--color: #e5fe5b;
/* rgb */ color: rgb(229, 254, 91);
/* oklch */ color: oklch(94.9% 0.185 117.5);
Tailwind
colors: {
  custom: {
    50: '#f0fe91',
    500: '#e5fe5b',
    950: '#000000',
  },
}
SCSS
$custom: #e5fe5b;
$custom-light: #f0fe91;
$custom-dark: #000000;
JSON
{
  "hex": "#e5fe5b",
  "rgb": {
    "r": 229,
    "g": 254,
    "b": 91
  },
  "hsl": {
    "h": 69.202,
    "s": 98.788,
    "l": 67.647
  },
  "oklch": {
    "l": 0.94943,
    "c": 0.18474,
    "h": 117.5
  },
  "luminance": 0.88297
}

Semantic roles & 50–950 ramp

primary
#E5FE5B
secondary
#4227D6
accent
#00E623
background
#FFFFFC
surface
#FFFFF4
border
#D7D7CE
text
#17170D
muted
#85857F

Preview Lab

Preview with #E5FE5B

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

Preview Lab → · Contrast checker → · Palette generator →

#E5FE5B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva