Canary#FDFF63

#FDFF63 is a very light, vivid yellow. Relative luminance 0.933; OKLCH L 97.0% C 0.174 H 109.9°. Best body text is #000000 at 19.66:1 contrast (WCAG AA passes).

Canary — editorial page

Color values

HEX	#FDFF63
RGB	rgb(253, 255, 99)
HSL	hsl(61, 100%, 69%)
HSV	hsv(61, 61%, 100%)
CMYK	cmyk(0.8%, 0%, 61.2%, 0%)
CIE-LAB	lab(97.35, -19.42, 71.87)
CIE-LCH	lch(97.35, 74.45, 105.12°)
OKLab	oklab(97.05% -0.0593 0.1635)
OKLCH	oklch(97.05% 0.174 109.9)
XYZ	xyz(78.5225, 93.3056, 25.6754)
Luminance	0.9330 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FDFF63 #6563FF

analogous

#FFB363 #FDFF63 #AFFF63

triadic

#FDFF63 #63FDFF #FF63FD

tetradic

#FDFF63 #63FFB3 #6563FF #FF63AF

square

#FDFF63 #63FFB3 #6563FF #FF63AF

split-complementary

#FDFF63 #63AFFF #B363FF

monochromatic

#E5E800 #FCFF26 #FDFF63 #FEFFA0 #FFFFDD

Accessibility & contrast

On white

1.07

#FDFF63 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.66

#FDFF63 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FDFF63

19.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FDFF63	#FFFFFF	#000000	##000000
##FDFF63	1.00	1.07	19.66	19.66
#FFFFFF	1.07	1.00	21.00	21.00
#000000	19.66	21.00	1.00	1.00
##000000	19.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF550

Deuteranopia (green-blind)

#FFFA6D

Tritanopia (blue-blind)

#FFF0DE

Achromatopsia (no color)

#F7F7F7

Design tokens & code

CSS

--color: #fdff63;
/* rgb */ color: rgb(253, 255, 99);
/* oklch */ color: oklch(97.0% 0.174 109.9);

Tailwind

colors: {
  custom: {
    50: '#ffff96',
    500: '#fdff63',
    950: '#000000',
  },
}

SCSS

$custom: #fdff63;
$custom-light: #ffff96;
$custom-dark: #000000;

JSON

{
  "hex": "#fdff63",
  "rgb": {
    "r": 253,
    "g": 255,
    "b": 99
  },
  "hsl": {
    "h": 60.769,
    "s": 100,
    "l": 69.412
  },
  "oklch": {
    "l": 0.97047,
    "c": 0.17392,
    "h": 109.9
  },
  "luminance": 0.93303
}

Semantic roles & 50–950 ramp

primary

#FDFF63

secondary

#2F2CDA

accent

#00E603

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #FDFF63

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

Preview Lab → · Contrast checker → · Palette generator →