#FFFD51#FFFD51

#FFFD51 is a very light, vivid yellow. Relative luminance 0.921; OKLCH L 96.7% C 0.184 H 108.7°. Best body text is #000000 at 19.42:1 contrast (WCAG AA passes).

Color values

HEX	#FFFD51
RGB	rgb(255, 253, 81)
HSL	hsl(59, 100%, 66%)
HSV	hsv(59, 68%, 100%)
CMYK	cmyk(0%, 0.8%, 68.2%, 0%)
CIE-LAB	lab(96.86, -18.66, 78.20)
CIE-LCH	lch(96.86, 80.40, 103.42°)
OKLab	oklab(96.66% -0.059 0.1741)
OKLCH	oklch(96.66% 0.184 108.7)
XYZ	xyz(77.8533, 92.1070, 21.4604)
Luminance	0.9211 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FFFD51 #5153FF

analogous

#FFA651 #FFFD51 #AAFF51

triadic

#FFFD51 #51FFFD #FD51FF

tetradic

#FFFD51 #51FFA6 #5153FF #FF51AA

square

#FFFD51 #51FFA6 #5153FF #FF51AA

split-complementary

#FFFD51 #51AAFF #A651FF

monochromatic

#D6D300 #FFFC14 #FFFD51 #FFFE8E #FFFECB

Accessibility & contrast

On white

1.08

#FFFD51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.42

#FFFD51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FFFD51

19.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FFFD51	#FFFFFF	#000000	##000000
##FFFD51	1.00	1.08	19.42	19.42
#FFFFFF	1.08	1.00	21.00	21.00
#000000	19.42	21.00	1.00	1.00
##000000	19.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF335

Deuteranopia (green-blind)

#FFF95D

Tritanopia (blue-blind)

#FFEDDB

Achromatopsia (no color)

#F6F6F6

Design tokens & code

CSS

--color: #fffd51;
/* rgb */ color: rgb(255, 253, 81);
/* oklch */ color: oklch(96.7% 0.184 108.7);

Tailwind

colors: {
  custom: {
    50: '#fffd8c',
    500: '#fffd51',
    950: '#000000',
  },
}

SCSS

$custom: #fffd51;
$custom-light: #fffd8c;
$custom-dark: #000000;

JSON

{
  "hex": "#fffd51",
  "rgb": {
    "r": 255,
    "g": 253,
    "b": 81
  },
  "hsl": {
    "h": 59.31,
    "s": 100,
    "l": 65.882
  },
  "oklch": {
    "l": 0.96655,
    "c": 0.18382,
    "h": 108.7
  },
  "luminance": 0.92105
}

Semantic roles & 50–950 ramp

primary

#FFFD51

secondary

#2527D0

accent

#03E600

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#19170D

muted

#87857F

Preview Lab

Preview with #FFFD51

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

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