#F3F558#F3F558

#F3F558 is a very light, vivid yellow. Relative luminance 0.851; OKLCH L 94.1% C 0.174 H 110.0°. Best body text is #000000 at 18.01:1 contrast (WCAG AA passes).

Color values

HEX#F3F558
RGBrgb(243, 245, 88)
HSLhsl(61, 89%, 65%)
HSVhsv(61, 64%, 96%)
CMYKcmyk(0.8%, 0%, 64.1%, 3.9%)
CIE-LABlab(93.91, -19.28, 72.34)
CIE-LCHlch(93.91, 74.86, 104.92°)
OKLaboklab(94.09% -0.0595 0.1632)
OKLCHoklch(94.09% 0.174 110)
XYZxyz(71.3783, 85.0660, 21.8900)
Luminance0.8506 (WCAG relative)
Temperaturewarm
Familyyellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#F3F558 #5A58F5
analogous
#F5A858 #F3F558 #A5F558
triadic
#F3F558 #58F3F5 #F558F3
tetradic
#F3F558 #58F5A8 #5A58F5 #F558A5
square
#F3F558 #58F5A8 #5A58F5 #F558A5
split-complementary
#F3F558 #58A5F5 #A858F5
monochromatic
#C4C70C #EFF21E #F3F558 #F7F892 #FBFCCB

Accessibility & contrast

On white

1.17
#F3F558 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

18.01
#F3F558 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3F558
18.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##F3F558#FFFFFF#000000##000000
##F3F5581.001.1718.0118.01
#FFFFFF1.171.0021.0021.00
#00000018.0121.001.001.00
##00000018.0121.001.001.00

Color blindness preview

Protanopia (red-blind)
#FFEB42
Deuteranopia (green-blind)
#FFF062
Tritanopia (blue-blind)
#FFE6D5
Achromatopsia (no color)
#EDEDED

Design tokens & code

CSS
--color: #f3f558;
/* rgb */ color: rgb(243, 245, 88);
/* oklch */ color: oklch(94.1% 0.174 110.0);
Tailwind
colors: {
  custom: {
    50: '#faf88f',
    500: '#f3f558',
    950: '#000000',
  },
}
SCSS
$custom: #f3f558;
$custom-light: #faf88f;
$custom-dark: #000000;
JSON
{
  "hex": "#f3f558",
  "rgb": {
    "r": 243,
    "g": 245,
    "b": 88
  },
  "hsl": {
    "h": 60.764,
    "s": 88.701,
    "l": 65.294
  },
  "oklch": {
    "l": 0.94087,
    "c": 0.17365,
    "h": 110
  },
  "luminance": 0.85064
}

Semantic roles & 50–950 ramp

primary
#F3F558
secondary
#302EC3
accent
#00E503
background
#FFFFFC
surface
#FFFEF4
border
#D7D6CE
text
#18170D
muted
#86857F

Preview Lab

Preview with #F3F558

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

Preview Lab → · Contrast checker → · Palette generator →

#F3F558 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva