#FDE579#FDE579

#FDE579 is a very light, vivid yellow. Relative luminance 0.783; OKLCH L 92.0% C 0.131 H 97.1°. Best body text is #000000 at 16.66:1 contrast (WCAG AA passes).

Color values

HEX	#FDE579
RGB	rgb(253, 229, 121)
HSL	hsl(49, 97%, 73%)
HSV	hsv(49, 52%, 99%)
CMYK	cmyk(0%, 9.5%, 52.2%, 0.8%)
CIE-LAB	lab(90.92, -5.10, 55.06)
CIE-LCH	lch(90.92, 55.30, 95.30°)
OKLab	oklab(92% -0.0161 0.13)
OKLCH	oklch(92% 0.131 97.1)
XYZ	xyz(71.9810, 78.3047, 29.4082)
Luminance	0.7830 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FDE579 #7991FD

analogous

#FDA379 #FDE579 #D3FD79

triadic

#FDE579 #79FDE5 #E579FD

tetradic

#FDE579 #79FDA3 #7991FD #FD79D3

square

#FDE579 #79FDA3 #7991FD #FD79D3

split-complementary

#FDE579 #79D3FD #A379FD

monochromatic

#F8CB04 #FCD93D #FDE579 #FEF1B5 #FFF9E1

Accessibility & contrast

On white

1.26

#FDE579 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.66

#FDE579 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FDE579

16.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FDE579	#FFFFFF	#000000	##000000
##FDE579	1.00	1.26	16.66	16.66
#FFFFFF	1.26	1.00	21.00	21.00
#000000	16.66	21.00	1.00	1.00
##000000	16.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F8E06F

Deuteranopia (green-blind)

#FEE97E

Tritanopia (blue-blind)

#FFD7CC

Achromatopsia (no color)

#E5E5E5

Design tokens & code

CSS

--color: #fde579;
/* rgb */ color: rgb(253, 229, 121);
/* oklch */ color: oklch(92.0% 0.131 97.1);

Tailwind

colors: {
  custom: {
    50: '#ffeda2',
    500: '#fde579',
    950: '#000000',
  },
}

SCSS

$custom: #fde579;
$custom-light: #ffeda2;
$custom-dark: #000000;

JSON

{
  "hex": "#fde579",
  "rgb": {
    "r": 253,
    "g": 229,
    "b": 121
  },
  "hsl": {
    "h": 49.091,
    "s": 97.059,
    "l": 73.333
  },
  "oklch": {
    "l": 0.91999,
    "c": 0.13097,
    "h": 97.1
  },
  "luminance": 0.78302
}

Semantic roles & 50–950 ramp

primary

#FDE579

secondary

#405CDA

accent

#2AE600

background

#FFFEFC

surface

#FFFDF6

border

#D7D5D0

text

#18160F

muted

#868480

Preview Lab

Preview with #FDE579

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

Preview Lab → · Contrast checker → · Palette generator →