#F3E063#F3E063

#F3E063 is a very light, vivid yellow. Relative luminance 0.733; OKLCH L 89.9% C 0.146 H 100.7°. Best body text is #000000 at 15.65:1 contrast (WCAG AA passes).

Color values

HEX	#F3E063
RGB	rgb(243, 224, 99)
HSL	hsl(52, 86%, 67%)
HSV	hsv(52, 59%, 95%)
CMYK	cmyk(0%, 7.8%, 59.3%, 4.7%)
CIE-LAB	lab(88.58, -8.28, 62.11)
CIE-LCH	lch(88.58, 62.66, 97.59°)
OKLab	oklab(89.87% -0.0271 0.143)
OKLCH	oklch(89.87% 0.146 100.7)
XYZ	xyz(65.8724, 73.2695, 22.4746)
Luminance	0.7327 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3E063 #6376F3

analogous

#F39863 #F3E063 #BEF363

triadic

#F3E063 #63F3E0 #E063F3

tetradic

#F3E063 #63F398 #6376F3 #F363BE

square

#F3E063 #63F398 #6376F3 #F363BE

split-complementary

#F3E063 #63BEF3 #9863F3

monochromatic

#CCB310 #EFD52A #F3E063 #F7EB9C #FCF7D5

Accessibility & contrast

On white

1.34

#F3E063 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.65

#F3E063 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3E063

15.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3E063	#FFFFFF	#000000	##000000
##F3E063	1.00	1.34	15.65	15.65
#FFFFFF	1.34	1.00	21.00	21.00
#000000	15.65	21.00	1.00	1.00
##000000	15.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F3DA55

Deuteranopia (green-blind)

#F8E269

Tritanopia (blue-blind)

#FFD2C5

Achromatopsia (no color)

#DEDEDE

Design tokens & code

CSS

--color: #f3e063;
/* rgb */ color: rgb(243, 224, 99);
/* oklch */ color: oklch(89.9% 0.146 100.7);

Tailwind

colors: {
  custom: {
    50: '#fae994',
    500: '#f3e063',
    950: '#000000',
  },
}

SCSS

$custom: #f3e063;
$custom-light: #fae994;
$custom-dark: #000000;

JSON

{
  "hex": "#f3e063",
  "rgb": {
    "r": 243,
    "g": 224,
    "b": 99
  },
  "hsl": {
    "h": 52.083,
    "s": 85.714,
    "l": 67.059
  },
  "oklch": {
    "l": 0.89868,
    "c": 0.14553,
    "h": 100.7
  },
  "luminance": 0.73267
}

Semantic roles & 50–950 ramp

primary

#F3E063

secondary

#3246C8

accent

#21E203

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18160D

muted

#86847F

Preview Lab

Preview with #F3E063

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

Preview Lab → · Contrast checker → · Palette generator →