#F3FA45#F3FA45

#F3FA45 is a very light, vivid yellow. Relative luminance 0.879; OKLCH L 95.0% C 0.190 H 111.8°. Best body text is #000000 at 18.57:1 contrast (WCAG AA passes).

Color values

HEX	#F3FA45
RGB	rgb(243, 250, 69)
HSL	hsl(62, 95%, 63%)
HSV	hsv(62, 72%, 98%)
CMYK	cmyk(2.8%, 0%, 72.4%, 2%)
CIE-LAB	lab(95.10, -22.62, 80.22)
CIE-LCH	lch(95.10, 83.35, 105.75°)
OKLab	oklab(95% -0.0705 0.1767)
OKLCH	oklch(95% 0.19 111.8)
XYZ	xyz(72.2243, 87.8574, 18.7827)
Luminance	0.8786 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3FA45 #4C45FA

analogous

#FAA645 #F3FA45 #99FA45

triadic

#F3FA45 #45F3FA #FA45F3

tetradic

#F3FA45 #45FAA6 #4C45FA #FA4599

square

#F3FA45 #45FAA6 #4C45FA #FA4599

split-complementary

#F3FA45 #4599FA #A645FA

monochromatic

#B8BF05 #EFF809 #F3FA45 #F7FC81 #FBFDBC

Accessibility & contrast

On white

1.13

#F3FA45 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.57

#F3FA45 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3FA45

18.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3FA45	#FFFFFF	#000000	##000000
##F3FA45	1.00	1.13	18.57	18.57
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.57	21.00	1.00	1.00
##000000	18.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEF1E

Deuteranopia (green-blind)

#FFF354

Tritanopia (blue-blind)

#FFEBD8

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #f3fa45;
/* rgb */ color: rgb(243, 250, 69);
/* oklch */ color: oklch(95.0% 0.190 111.8);

Tailwind

colors: {
  custom: {
    50: '#fbfb85',
    500: '#f3fa45',
    950: '#000000',
  },
}

SCSS

$custom: #f3fa45;
$custom-light: #fbfb85;
$custom-dark: #000000;

JSON

{
  "hex": "#f3fa45",
  "rgb": {
    "r": 243,
    "g": 250,
    "b": 69
  },
  "hsl": {
    "h": 62.32,
    "s": 94.764,
    "l": 62.549
  },
  "oklch": {
    "l": 0.95001,
    "c": 0.19029,
    "h": 111.8
  },
  "luminance": 0.87856
}

Semantic roles & 50–950 ramp

primary

#F3FA45

secondary

#2C26BD

accent

#00E609

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#18170C

muted

#86857F

Preview Lab

Preview with #F3FA45

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

Preview Lab → · Contrast checker → · Palette generator →