#F3EB4C#F3EB4C

#F3EB4C is a very light, vivid yellow. Relative luminance 0.790; OKLCH L 91.9% C 0.172 H 106.5°. Best body text is #000000 at 16.80:1 contrast (WCAG AA passes).

Color values

HEX#F3EB4C
RGBrgb(243, 235, 76)
HSLhsl(57, 87%, 63%)
HSVhsv(57, 69%, 95%)
CMYKcmyk(0%, 3.3%, 68.7%, 4.7%)
CIE-LABlab(91.23, -15.07, 74.10)
CIE-LCHlch(91.23, 75.62, 101.49°)
OKLaboklab(91.92% -0.0488 0.165)
OKLCHoklch(91.92% 0.172 106.5)
XYZxyz(67.9776, 78.9955, 18.5030)
Luminance0.7899 (WCAG relative)
Temperaturewarm
Familyyellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#F3EB4C #4C54F3
analogous
#F3984C #F3EB4C #A7F34C
triadic
#F3EB4C #4CF3EB #EB4CF3
tetradic
#F3EB4C #4CF398 #4C54F3 #F34CA7
square
#F3EB4C #4CF398 #4C54F3 #F34CA7
split-complementary
#F3EB4C #4CA7F3 #984CF3
monochromatic
#B8B00C #EFE513 #F3EB4C #F7F185 #FBF8BF

Accessibility & contrast

On white

1.25
#F3EB4C on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

16.80
#F3EB4C on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3EB4C
16.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##F3EB4C#FFFFFF#000000##000000
##F3EB4C1.001.2516.8016.80
#FFFFFF1.251.0021.0021.00
#00000016.8021.001.001.00
##00000016.8021.001.001.00

Color blindness preview

Protanopia (red-blind)
#FFE233
Deuteranopia (green-blind)
#FFE957
Tritanopia (blue-blind)
#FFDCCC
Achromatopsia (no color)
#E6E6E6

Design tokens & code

CSS
--color: #f3eb4c;
/* rgb */ color: rgb(243, 235, 76);
/* oklch */ color: oklch(91.9% 0.172 106.5);
Tailwind
colors: {
  custom: {
    50: '#fbf187',
    500: '#f3eb4c',
    950: '#000000',
  },
}
SCSS
$custom: #f3eb4c;
$custom-light: #fbf187;
$custom-dark: #000000;
JSON
{
  "hex": "#f3eb4c",
  "rgb": {
    "r": 243,
    "g": 235,
    "b": 76
  },
  "hsl": {
    "h": 57.126,
    "s": 87.435,
    "l": 62.549
  },
  "oklch": {
    "l": 0.91924,
    "c": 0.17204,
    "h": 106.5
  },
  "luminance": 0.78993
}

Semantic roles & 50–950 ramp

primary
#F3EB4C
secondary
#2C33B7
accent
#0CE402
background
#FFFFFC
surface
#FFFEF4
border
#D7D6CE
text
#18160C
muted
#86857F

Preview Lab

Preview with #F3EB4C

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

Preview Lab → · Contrast checker → · Palette generator →

#F3EB4C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva