#F1EF58#F1EF58

#F1EF58 is a very light, vivid yellow. Relative luminance 0.811; OKLCH L 92.7% C 0.168 H 108.5°. Best body text is #000000 at 17.23:1 contrast (WCAG AA passes).

Color values

HEX#F1EF58
RGBrgb(241, 239, 88)
HSLhsl(59, 85%, 65%)
HSVhsv(59, 63%, 95%)
CMYKcmyk(0%, 0.8%, 63.5%, 5.5%)
CIE-LABlab(92.19, -17.19, 70.51)
CIE-LCHlch(92.19, 72.57, 103.70°)
OKLaboklab(92.68% -0.0534 0.1593)
OKLCHoklch(92.68% 0.168 108.5)
XYZxyz(68.9059, 81.1404, 21.2626)
Luminance0.8114 (WCAG relative)
Temperaturewarm
Familyyellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#F1EF58 #585AF1
analogous
#F1A358 #F1EF58 #A6F158
triadic
#F1EF58 #58F1EF #EF58F1
tetradic
#F1EF58 #58F1A3 #585AF1 #F158A6
square
#F1EF58 #58F1A3 #585AF1 #F158A6
split-complementary
#F1EF58 #58A6F1 #A358F1
monochromatic
#BFBC10 #ECEA20 #F1EF58 #F6F490 #FAFAC9

Accessibility & contrast

On white

1.22
#F1EF58 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

17.23
#F1EF58 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F1EF58
17.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##F1EF58#FFFFFF#000000##000000
##F1EF581.001.2217.2317.23
#FFFFFF1.221.0021.0021.00
#00000017.2321.001.001.00
##00000017.2321.001.001.00

Color blindness preview

Protanopia (red-blind)
#FFE644
Deuteranopia (green-blind)
#FFEB62
Tritanopia (blue-blind)
#FFE0D0
Achromatopsia (no color)
#E9E9E9

Design tokens & code

CSS
--color: #f1ef58;
/* rgb */ color: rgb(241, 239, 88);
/* oklch */ color: oklch(92.7% 0.168 108.5);
Tailwind
colors: {
  custom: {
    50: '#f9f48e',
    500: '#f1ef58',
    950: '#000000',
  },
}
SCSS
$custom: #f1ef58;
$custom-light: #f9f48e;
$custom-dark: #000000;
JSON
{
  "hex": "#f1ef58",
  "rgb": {
    "r": 241,
    "g": 239,
    "b": 88
  },
  "hsl": {
    "h": 59.216,
    "s": 84.53,
    "l": 64.51
  },
  "oklch": {
    "l": 0.92679,
    "c": 0.16807,
    "h": 108.5
  },
  "luminance": 0.81138
}

Semantic roles & 50–950 ramp

primary
#F1EF58
secondary
#3032BD
accent
#07E105
background
#FFFFFC
surface
#FFFEF4
border
#D7D6CE
text
#18170D
muted
#86857F

Preview Lab

Preview with #F1EF58

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

Preview Lab → · Contrast checker → · Palette generator →

#F1EF58 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva