#F3F05C#F3F05C

#F3F05C is a very light, vivid yellow. Relative luminance 0.821; OKLCH L 93.1% C 0.166 H 108.1°. Best body text is #000000 at 17.43:1 contrast (WCAG AA passes).

Color values

HEX	#F3F05C
RGB	rgb(243, 240, 92)
HSL	hsl(59, 86%, 66%)
HSV	hsv(59, 62%, 95%)
CMYK	cmyk(0%, 1.2%, 62.1%, 4.7%)
CIE-LAB	lab(92.64, -16.63, 69.44)
CIE-LCH	lch(92.64, 71.40, 103.46°)
OKLab	oklab(93.08% -0.0516 0.1576)
OKLCH	oklch(93.08% 0.166 108.1)
XYZ	xyz(70.0563, 82.1497, 22.2893)
Luminance	0.8215 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3F05C #5C5FF3

analogous

#F3A45C #F3F05C #AAF35C

triadic

#F3F05C #5CF3F0 #F05CF3

tetradic

#F3F05C #5CF3A4 #5C5FF3 #F35CAA

square

#F3F05C #5CF3A4 #5C5FF3 #F35CAA

split-complementary

#F3F05C #5CAAF3 #A45CF3

monochromatic

#C6C20F #EFEB23 #F3F05C #F7F595 #FBFACE

Accessibility & contrast

On white

1.20

#F3F05C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.43

#F3F05C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3F05C

17.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3F05C	#FFFFFF	#000000	##000000
##F3F05C	1.00	1.20	17.43	17.43
#FFFFFF	1.20	1.00	21.00	21.00
#000000	17.43	21.00	1.00	1.00
##000000	17.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE749

Deuteranopia (green-blind)

#FFEC65

Tritanopia (blue-blind)

#FFE1D1

Achromatopsia (no color)

#EAEAEA

Design tokens & code

CSS

--color: #f3f05c;
/* rgb */ color: rgb(243, 240, 92);
/* oklch */ color: oklch(93.1% 0.166 108.1);

Tailwind

colors: {
  custom: {
    50: '#faf491',
    500: '#f3f05c',
    950: '#000000',
  },
}

SCSS

$custom: #f3f05c;
$custom-light: #faf491;
$custom-dark: #000000;

JSON

{
  "hex": "#f3f05c",
  "rgb": {
    "r": 243,
    "g": 240,
    "b": 92
  },
  "hsl": {
    "h": 58.808,
    "s": 86.286,
    "l": 65.686
  },
  "oklch": {
    "l": 0.93083,
    "c": 0.16583,
    "h": 108.1
  },
  "luminance": 0.82148
}

Semantic roles & 50–950 ramp

primary

#F3F05C

secondary

#3033C3

accent

#07E303

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #F3F05C

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

Preview Lab → · Contrast checker → · Palette generator →