Sunshine Yellow#FFFD37

#FFFD37 is a very light, vivid yellow. Relative luminance 0.918; OKLCH L 96.5% C 0.197 H 109.0°. Best body text is #000000 at 19.36:1 contrast (WCAG AA passes).

Sunshine Yellow — editorial page

Color values

HEX	#FFFD37
RGB	rgb(255, 253, 55)
HSL	hsl(59, 100%, 61%)
HSV	hsv(59, 78%, 100%)
CMYK	cmyk(0%, 0.8%, 78.4%, 0%)
CIE-LAB	lab(96.73, -19.70, 86.10)
CIE-LCH	lch(96.73, 88.33, 102.88°)
OKLab	oklab(96.51% -0.0641 0.1864)
OKLCH	oklch(96.51% 0.197 109)
XYZ	xyz(77.0579, 91.7889, 17.2716)
Luminance	0.9179 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FFFD37 #3739FF

analogous

#FF9937 #FFFD37 #9DFF37

triadic

#FFFD37 #37FFFD #FD37FF

tetradic

#FFFD37 #37FF99 #3739FF #FF379D

square

#FFFD37 #37FF99 #3739FF #FF379D

split-complementary

#FFFD37 #379DFF #9937FF

monochromatic

#BCBA00 #F9F600 #FFFD37 #FFFE74 #FFFEB1

Accessibility & contrast

On white

1.08

#FFFD37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.36

#FFFD37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FFFD37

19.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FFFD37	#FFFFFF	#000000	##000000
##FFFD37	1.00	1.08	19.36	19.36
#FFFFFF	1.08	1.00	21.00	21.00
#000000	19.36	21.00	1.00	1.00
##000000	19.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF200

Deuteranopia (green-blind)

#FFF849

Tritanopia (blue-blind)

#FFECD9

Achromatopsia (no color)

#F6F6F6

Design tokens & code

CSS

--color: #fffd37;
/* rgb */ color: rgb(255, 253, 55);
/* oklch */ color: oklch(96.5% 0.197 109.0);

Tailwind

colors: {
  custom: {
    50: '#fffd7f',
    500: '#fffd37',
    950: '#000000',
  },
}

SCSS

$custom: #fffd37;
$custom-light: #fffd7f;
$custom-dark: #000000;

JSON

{
  "hex": "#fffd37",
  "rgb": {
    "r": 255,
    "g": 253,
    "b": 55
  },
  "hsl": {
    "h": 59.4,
    "s": 100,
    "l": 60.784
  },
  "oklch": {
    "l": 0.9651,
    "c": 0.19715,
    "h": 109
  },
  "luminance": 0.91786
}

Semantic roles & 50–950 ramp

primary

#FFFD37

secondary

#2122B9

accent

#02E600

background

#FFFFFB

surface

#FFFFF2

border

#D7D7CC

text

#19170B

muted

#87857E

Preview Lab

Preview with #FFFD37

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

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