#F1FB58#F1FB58

#F1FB58 is a very light, vivid yellow. Relative luminance 0.884; OKLCH L 95.2% C 0.180 H 112.7°. Best body text is #000000 at 18.68:1 contrast (WCAG AA passes).

Color values

HEX#F1FB58
RGBrgb(241, 251, 88)
HSLhsl(64, 95%, 66%)
HSVhsv(64, 65%, 98%)
CMYKcmyk(4%, 0%, 64.9%, 1.6%)
CIE-LABlab(95.33, -22.95, 73.75)
CIE-LCHlch(95.33, 77.24, 107.28°)
OKLaboklab(95.18% -0.0696 0.1662)
OKLCHoklch(95.18% 0.18 112.7)
XYZxyz(72.5363, 88.4013, 22.4727)
Luminance0.8840 (WCAG relative)
Temperaturewarm
Familyyellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#F1FB58 #6258FB
analogous
#FBB458 #F1FB58 #A0FB58
triadic
#F1FB58 #58F1FB #FB58F1
tetradic
#F1FB58 #58FBB4 #6258FB #FB58A0
square
#F1FB58 #58FBB4 #6258FB #FB58A0
split-complementary
#F1FB58 #58A0FB #B458FB
monochromatic
#C7D405 #ECFA1C #F1FB58 #F6FC94 #FBFED0

Accessibility & contrast

On white

1.12
#F1FB58 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

18.68
#F1FB58 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F1FB58
18.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##F1FB58#FFFFFF#000000##000000
##F1FB581.001.1218.6818.68
#FFFFFF1.121.0021.0021.00
#00000018.6821.001.001.00
##00000018.6821.001.001.00

Color blindness preview

Protanopia (red-blind)
#FFF041
Deuteranopia (green-blind)
#FFF363
Tritanopia (blue-blind)
#FFEDDA
Achromatopsia (no color)
#F2F2F2

Design tokens & code

CSS
--color: #f1fb58;
/* rgb */ color: rgb(241, 251, 88);
/* oklch */ color: oklch(95.2% 0.180 112.7);
Tailwind
colors: {
  custom: {
    50: '#f9fc8f',
    500: '#f1fb58',
    950: '#000000',
  },
}
SCSS
$custom: #f1fb58;
$custom-light: #f9fc8f;
$custom-dark: #000000;
JSON
{
  "hex": "#f1fb58",
  "rgb": {
    "r": 241,
    "g": 251,
    "b": 88
  },
  "hsl": {
    "h": 63.681,
    "s": 95.322,
    "l": 66.471
  },
  "oklch": {
    "l": 0.95184,
    "c": 0.18018,
    "h": 112.7
  },
  "luminance": 0.884
}

Semantic roles & 50–950 ramp

primary
#F1FB58
secondary
#3329CE
accent
#00E60E
background
#FFFFFC
surface
#FFFFF4
border
#D7D7CE
text
#18170D
muted
#86857F

Preview Lab

Preview with #F1FB58

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

Preview Lab → · Contrast checker → · Palette generator →

#F1FB58 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva