#F3F05A#F3F05A

#F3F05A is a very light, vivid yellow. Relative luminance 0.821; OKLCH L 93.1% C 0.167 H 108.1°. Best body text is #000000 at 17.42:1 contrast (WCAG AA passes).

Color values

HEX	#F3F05A
RGB	rgb(243, 240, 90)
HSL	hsl(59, 86%, 65%)
HSV	hsv(59, 63%, 95%)
CMYK	cmyk(0%, 1.2%, 63%, 4.7%)
CIE-LAB	lab(92.63, -16.75, 70.22)
CIE-LCH	lch(92.63, 72.19, 103.41°)
OKLab	oklab(93.07% -0.0521 0.159)
OKLCH	oklch(93.07% 0.167 108.1)
XYZ	xyz(69.9700, 82.1152, 21.8349)
Luminance	0.8211 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3F05A #5A5DF3

analogous

#F3A45A #F3F05A #A9F35A

triadic

#F3F05A #5AF3F0 #F05AF3

tetradic

#F3F05A #5AF3A4 #5A5DF3 #F35AA9

square

#F3F05A #5AF3A4 #5A5DF3 #F35AA9

split-complementary

#F3F05A #5AA9F3 #A45AF3

monochromatic

#C4C10E #EFEB21 #F3F05A #F7F593 #FBFACC

Accessibility & contrast

On white

1.21

#F3F05A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.42

#F3F05A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3F05A

17.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3F05A	#FFFFFF	#000000	##000000
##F3F05A	1.00	1.21	17.42	17.42
#FFFFFF	1.21	1.00	21.00	21.00
#000000	17.42	21.00	1.00	1.00
##000000	17.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE747

Deuteranopia (green-blind)

#FFEC63

Tritanopia (blue-blind)

#FFE1D1

Achromatopsia (no color)

#EAEAEA

Design tokens & code

CSS

--color: #f3f05a;
/* rgb */ color: rgb(243, 240, 90);
/* oklch */ color: oklch(93.1% 0.167 108.1);

Tailwind

colors: {
  custom: {
    50: '#faf48f',
    500: '#f3f05a',
    950: '#000000',
  },
}

SCSS

$custom: #f3f05a;
$custom-light: #faf48f;
$custom-dark: #000000;

JSON

{
  "hex": "#f3f05a",
  "rgb": {
    "r": 243,
    "g": 240,
    "b": 90
  },
  "hsl": {
    "h": 58.824,
    "s": 86.441,
    "l": 65.294
  },
  "oklch": {
    "l": 0.93066,
    "c": 0.16729,
    "h": 108.1
  },
  "luminance": 0.82113
}

Semantic roles & 50–950 ramp

primary

#F3F05A

secondary

#3032C2

accent

#07E303

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #F3F05A

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

Preview Lab → · Contrast checker → · Palette generator →