#F3DD63#F3DD63

#F3DD63 is a very light, vivid yellow. Relative luminance 0.717; OKLCH L 89.3% C 0.143 H 99.2°. Best body text is #000000 at 15.33:1 contrast (WCAG AA passes).

Color values

HEX	#F3DD63
RGB	rgb(243, 221, 99)
HSL	hsl(51, 86%, 67%)
HSV	hsv(51, 59%, 95%)
CMYK	cmyk(0%, 9.1%, 59.3%, 4.7%)
CIE-LAB	lab(87.81, -6.78, 61.25)
CIE-LCH	lch(87.81, 61.63, 96.31°)
OKLab	oklab(89.26% -0.0228 0.1412)
OKLCH	oklch(89.26% 0.143 99.2)
XYZ	xyz(65.0733, 71.6712, 22.2082)
Luminance	0.7167 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3DD63 #6379F3

analogous

#F39563 #F3DD63 #C1F363

triadic

#F3DD63 #63F3DD #DD63F3

tetradic

#F3DD63 #63F395 #6379F3 #F363C1

square

#F3DD63 #63F395 #6379F3 #F363C1

split-complementary

#F3DD63 #63C1F3 #9563F3

monochromatic

#CCAF10 #EFD12A #F3DD63 #F7E99C #FCF6D5

Accessibility & contrast

On white

1.37

#F3DD63 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.33

#F3DD63 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3DD63

15.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3DD63	#FFFFFF	#000000	##000000
##F3DD63	1.00	1.37	15.33	15.33
#FFFFFF	1.37	1.00	21.00	21.00
#000000	15.33	21.00	1.00	1.00
##000000	15.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0D856

Deuteranopia (green-blind)

#F6E069

Tritanopia (blue-blind)

#FFCFC2

Achromatopsia (no color)

#DCDCDC

Design tokens & code

CSS

--color: #f3dd63;
/* rgb */ color: rgb(243, 221, 99);
/* oklch */ color: oklch(89.3% 0.143 99.2);

Tailwind

colors: {
  custom: {
    50: '#fae794',
    500: '#f3dd63',
    950: '#000000',
  },
}

SCSS

$custom: #f3dd63;
$custom-light: #fae794;
$custom-dark: #000000;

JSON

{
  "hex": "#f3dd63",
  "rgb": {
    "r": 243,
    "g": 221,
    "b": 99
  },
  "hsl": {
    "h": 50.833,
    "s": 85.714,
    "l": 67.059
  },
  "oklch": {
    "l": 0.89261,
    "c": 0.14299,
    "h": 99.2
  },
  "luminance": 0.71668
}

Semantic roles & 50–950 ramp

primary

#F3DD63

secondary

#3249C8

accent

#25E203

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18160D

muted

#86847F

Preview Lab

Preview with #F3DD63

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

Preview Lab → · Contrast checker → · Palette generator →