#F3E05A#F3E05A

#F3E05A is a very light, vivid yellow. Relative luminance 0.731; OKLCH L 89.8% C 0.153 H 101.2°. Best body text is #000000 at 15.62:1 contrast (WCAG AA passes).

Color values

HEX	#F3E05A
RGB	rgb(243, 224, 90)
HSL	hsl(53, 86%, 65%)
HSV	hsv(53, 63%, 95%)
CMYK	cmyk(0%, 7.8%, 63%, 4.7%)
CIE-LAB	lab(88.50, -8.86, 65.85)
CIE-LCH	lch(88.50, 66.45, 97.66°)
OKLab	oklab(89.78% -0.0297 0.1497)
OKLCH	oklch(89.78% 0.153 101.2)
XYZ	xyz(65.4659, 73.1069, 20.3335)
Luminance	0.7310 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3E05A #5A6DF3

analogous

#F3935A #F3E05A #B9F35A

triadic

#F3E05A #5AF3E0 #E05AF3

tetradic

#F3E05A #5AF393 #5A6DF3 #F35AB9

square

#F3E05A #5AF393 #5A6DF3 #F35AB9

split-complementary

#F3E05A #5AB9F3 #935AF3

monochromatic

#C4AE0E #EFD521 #F3E05A #F7EB93 #FBF5CC

Accessibility & contrast

On white

1.34

#F3E05A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.62

#F3E05A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3E05A

15.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3E05A	#FFFFFF	#000000	##000000
##F3E05A	1.00	1.34	15.62	15.62
#FFFFFF	1.34	1.00	21.00	21.00
#000000	15.62	21.00	1.00	1.00
##000000	15.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F3DA4A

Deuteranopia (green-blind)

#F9E261

Tritanopia (blue-blind)

#FFD1C4

Achromatopsia (no color)

#DEDEDE

Design tokens & code

CSS

--color: #f3e05a;
/* rgb */ color: rgb(243, 224, 90);
/* oklch */ color: oklch(89.8% 0.153 101.2);

Tailwind

colors: {
  custom: {
    50: '#fae98e',
    500: '#f3e05a',
    950: '#000000',
  },
}

SCSS

$custom: #f3e05a;
$custom-light: #fae98e;
$custom-dark: #000000;

JSON

{
  "hex": "#f3e05a",
  "rgb": {
    "r": 243,
    "g": 224,
    "b": 90
  },
  "hsl": {
    "h": 52.549,
    "s": 86.441,
    "l": 65.294
  },
  "oklch": {
    "l": 0.89782,
    "c": 0.15265,
    "h": 101.2
  },
  "luminance": 0.73104
}

Semantic roles & 50–950 ramp

primary

#F3E05A

secondary

#3042C2

accent

#1EE303

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18160D

muted

#86847F

Preview Lab

Preview with #F3E05A

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

Preview Lab → · Contrast checker → · Palette generator →