#F4EF66#F4EF66

#F4EF66 is a very light, vivid yellow. Relative luminance 0.819; OKLCH L 93.0% C 0.157 H 107.1°. Best body text is #000000 at 17.39:1 contrast (WCAG AA passes).

Color values

HEX#F4EF66
RGBrgb(244, 239, 102)
HSLhsl(58, 87%, 68%)
HSVhsv(58, 58%, 96%)
CMYKcmyk(0%, 2%, 58.2%, 4.3%)
CIE-LABlab(92.54, -15.09, 65.23)
CIE-LCHlch(92.54, 66.95, 103.03°)
OKLaboklab(93.05% -0.0462 0.15)
OKLCHoklch(93.05% 0.157 107.1)
XYZxyz(70.5752, 81.9275, 24.6637)
Luminance0.8193 (WCAG relative)
Temperaturewarm
Familyyellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#F4EF66 #666BF4
analogous
#F4A866 #F4EF66 #B2F466
triadic
#F4EF66 #66F4EF #EF66F4
tetradic
#F4EF66 #66F4A8 #666BF4 #F466B2
square
#F4EF66 #66F4A8 #666BF4 #F466B2
split-complementary
#F4EF66 #66B2F4 #A866F4
monochromatic
#D1CA0F #F0E92D #F4EF66 #F8F59F #FCFBD8

Accessibility & contrast

On white

1.21
#F4EF66 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

17.39
#F4EF66 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F4EF66
17.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##F4EF66#FFFFFF#000000##000000
##F4EF661.001.2117.3917.39
#FFFFFF1.211.0021.0021.00
#00000017.3921.001.001.00
##00000017.3921.001.001.00

Color blindness preview

Protanopia (red-blind)
#FFE757
Deuteranopia (green-blind)
#FFEC6E
Tritanopia (blue-blind)
#FFE1D2
Achromatopsia (no color)
#EAEAEA

Design tokens & code

CSS
--color: #f4ef66;
/* rgb */ color: rgb(244, 239, 102);
/* oklch */ color: oklch(93.0% 0.157 107.1);
Tailwind
colors: {
  custom: {
    50: '#fbf496',
    500: '#f4ef66',
    950: '#000000',
  },
}
SCSS
$custom: #f4ef66;
$custom-light: #fbf496;
$custom-dark: #000000;
JSON
{
  "hex": "#f4ef66",
  "rgb": {
    "r": 244,
    "g": 239,
    "b": 102
  },
  "hsl": {
    "h": 57.887,
    "s": 86.585,
    "l": 67.843
  },
  "oklch": {
    "l": 0.9305,
    "c": 0.15695,
    "h": 107.1
  },
  "luminance": 0.81925
}

Semantic roles & 50–950 ramp

primary
#F4EF66
secondary
#3237CC
accent
#0AE302
background
#FFFFFC
surface
#FFFEF5
border
#D7D6CF
text
#18170E
muted
#86857F

Preview Lab

Preview with #F4EF66

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

Preview Lab → · Contrast checker → · Palette generator →

#F4EF66 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva