#F3F35A#F3F35A

#F3F35A is a very light, vivid yellow. Relative luminance 0.839; OKLCH L 93.7% C 0.170 H 109.3°. Best body text is #000000 at 17.78:1 contrast (WCAG AA passes).

Color values

HEX	#F3F35A
RGB	rgb(243, 243, 90)
HSL	hsl(60, 86%, 65%)
HSV	hsv(60, 63%, 95%)
CMYK	cmyk(0%, 0%, 63%, 4.7%)
CIE-LAB	lab(93.41, -18.20, 71.04)
CIE-LCH	lch(93.41, 73.33, 104.37°)
OKLab	oklab(93.69% -0.0562 0.1607)
OKLCH	oklch(93.69% 0.17 109.3)
XYZ	xyz(70.8605, 83.8960, 22.1317)
Luminance	0.8389 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3F35A #5A5AF3

analogous

#F3A65A #F3F35A #A6F35A

triadic

#F3F35A #5AF3F3 #F35AF3

tetradic

#F3F35A #5AF3A6 #5A5AF3 #F35AA6

square

#F3F35A #5AF3A6 #5A5AF3 #F35AA6

split-complementary

#F3F35A #5AA6F3 #A65AF3

monochromatic

#C4C40E #EFEF21 #F3F35A #F7F793 #FBFBCC

Accessibility & contrast

On white

1.18

#F3F35A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.78

#F3F35A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3F35A

17.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3F35A	#FFFFFF	#000000	##000000
##F3F35A	1.00	1.18	17.78	17.78
#FFFFFF	1.18	1.00	21.00	21.00
#000000	17.78	21.00	1.00	1.00
##000000	17.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE946

Deuteranopia (green-blind)

#FFEE64

Tritanopia (blue-blind)

#FFE4D4

Achromatopsia (no color)

#ECECEC

Design tokens & code

CSS

--color: #f3f35a;
/* rgb */ color: rgb(243, 243, 90);
/* oklch */ color: oklch(93.7% 0.170 109.3);

Tailwind

colors: {
  custom: {
    50: '#faf690',
    500: '#f3f35a',
    950: '#000000',
  },
}

SCSS

$custom: #f3f35a;
$custom-light: #faf690;
$custom-dark: #000000;

JSON

{
  "hex": "#f3f35a",
  "rgb": {
    "r": 243,
    "g": 243,
    "b": 90
  },
  "hsl": {
    "h": 60,
    "s": 86.441,
    "l": 65.294
  },
  "oklch": {
    "l": 0.93688,
    "c": 0.17025,
    "h": 109.3
  },
  "luminance": 0.83894
}

Semantic roles & 50–950 ramp

primary

#F3F35A

secondary

#3030C2

accent

#03E303

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #F3F35A

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

Preview Lab → · Contrast checker → · Palette generator →