#FFFC59#FFFC59

#FFFC59 is a very light, vivid yellow. Relative luminance 0.916; OKLCH L 96.5% C 0.178 H 108.3°. Best body text is #000000 at 19.32:1 contrast (WCAG AA passes).

Color values

HEX	#FFFC59
RGB	rgb(255, 252, 89)
HSL	hsl(59, 100%, 67%)
HSV	hsv(59, 65%, 100%)
CMYK	cmyk(0%, 1.2%, 65.1%, 0%)
CIE-LAB	lab(96.66, -17.77, 75.08)
CIE-LCH	lch(96.66, 77.15, 103.31°)
OKLab	oklab(96.51% -0.0558 0.1688)
OKLCH	oklch(96.51% 0.178 108.3)
XYZ	xyz(77.8563, 91.6045, 23.0295)
Luminance	0.9160 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FFFC59 #595CFF

analogous

#FFA959 #FFFC59 #AFFF59

triadic

#FFFC59 #59FFFC #FC59FF

tetradic

#FFFC59 #59FFA9 #595CFF #FF59AF

square

#FFFC59 #59FFA9 #595CFF #FF59AF

split-complementary

#FFFC59 #59AFFF #A959FF

monochromatic

#DEDA00 #FFFB1C #FFFC59 #FFFD96 #FFFED3

Accessibility & contrast

On white

1.09

#FFFC59 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.32

#FFFC59 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FFFC59

19.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FFFC59	#FFFFFF	#000000	##000000
##FFFC59	1.00	1.09	19.32	19.32
#FFFFFF	1.09	1.00	21.00	21.00
#000000	19.32	21.00	1.00	1.00
##000000	19.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF242

Deuteranopia (green-blind)

#FFF864

Tritanopia (blue-blind)

#FFECDB

Achromatopsia (no color)

#F5F5F5

Design tokens & code

CSS

--color: #fffc59;
/* rgb */ color: rgb(255, 252, 89);
/* oklch */ color: oklch(96.5% 0.178 108.3);

Tailwind

colors: {
  custom: {
    50: '#fffd90',
    500: '#fffc59',
    950: '#000000',
  },
}

SCSS

$custom: #fffc59;
$custom-light: #fffd90;
$custom-dark: #000000;

JSON

{
  "hex": "#fffc59",
  "rgb": {
    "r": 255,
    "g": 252,
    "b": 89
  },
  "hsl": {
    "h": 58.916,
    "s": 100,
    "l": 67.451
  },
  "oklch": {
    "l": 0.96508,
    "c": 0.17772,
    "h": 108.3
  },
  "luminance": 0.91602
}

Semantic roles & 50–950 ramp

primary

#FFFC59

secondary

#2629D6

accent

#04E600

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#19170D

muted

#87857F

Preview Lab

Preview with #FFFC59

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

Preview Lab → · Contrast checker → · Palette generator →