#FDF963#FDF963

#FDF963 is a very light, vivid yellow. Relative luminance 0.895; OKLCH L 95.8% C 0.168 H 107.7°. Best body text is #000000 at 18.91:1 contrast (WCAG AA passes).

Color values

HEX	#FDF963
RGB	rgb(253, 249, 99)
HSL	hsl(58, 97%, 69%)
HSV	hsv(58, 61%, 99%)
CMYK	cmyk(0%, 1.6%, 60.9%, 0.8%)
CIE-LAB	lab(95.80, -16.54, 70.22)
CIE-LCH	lch(95.80, 72.14, 103.25°)
OKLab	oklab(95.81% -0.0512 0.16)
OKLCH	oklch(95.81% 0.168 107.7)
XYZ	xyz(76.6383, 89.5372, 25.0473)
Luminance	0.8953 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FDF963 #6367FD

analogous

#FDAC63 #FDF963 #B4FD63

triadic

#FDF963 #63FDF9 #F963FD

tetradic

#FDF963 #63FDAC #6367FD #FD63B4

square

#FDF963 #63FDAC #6367FD #FD63B4

split-complementary

#FDF963 #63B4FD #AC63FD

monochromatic

#E3DD03 #FCF727 #FDF963 #FEFB9F #FFFEDC

Accessibility & contrast

On white

1.11

#FDF963 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.91

#FDF963 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FDF963

18.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FDF963	#FFFFFF	#000000	##000000
##FDF963	1.00	1.11	18.91	18.91
#FFFFFF	1.11	1.00	21.00	21.00
#000000	18.91	21.00	1.00	1.00
##000000	18.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF051

Deuteranopia (green-blind)

#FFF66C

Tritanopia (blue-blind)

#FFEADA

Achromatopsia (no color)

#F3F3F3

Design tokens & code

CSS

--color: #fdf963;
/* rgb */ color: rgb(253, 249, 99);
/* oklch */ color: oklch(95.8% 0.168 107.7);

Tailwind

colors: {
  custom: {
    50: '#fffb95',
    500: '#fdf963',
    950: '#000000',
  },
}

SCSS

$custom: #fdf963;
$custom-light: #fffb95;
$custom-dark: #000000;

JSON

{
  "hex": "#fdf963",
  "rgb": {
    "r": 253,
    "g": 249,
    "b": 99
  },
  "hsl": {
    "h": 58.442,
    "s": 97.468,
    "l": 69.02
  },
  "oklch": {
    "l": 0.95813,
    "c": 0.16797,
    "h": 107.7
  },
  "luminance": 0.89535
}

Semantic roles & 50–950 ramp

primary

#FDF963

secondary

#2D31D7

accent

#06E600

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #FDF963

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

Preview Lab → · Contrast checker → · Palette generator →