#FDF37A#FDF37A

#FDF37A is a very light, vivid yellow. Relative luminance 0.864; OKLCH L 94.8% C 0.143 H 104.5°. Best body text is #000000 at 18.28:1 contrast (WCAG AA passes).

Color values

HEX	#FDF37A
RGB	rgb(253, 243, 122)
HSL	hsl(55, 97%, 74%)
HSV	hsv(55, 52%, 99%)
CMYK	cmyk(0%, 4%, 51.8%, 0.8%)
CIE-LAB	lab(94.48, -11.97, 58.80)
CIE-LCH	lch(94.48, 60.01, 101.51°)
OKLab	oklab(94.83% -0.0358 0.1382)
OKLCH	oklch(94.83% 0.143 104.5)
XYZ	xyz(76.0736, 86.3914, 31.0765)
Luminance	0.8639 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FDF37A #7A84FD

analogous

#FDB17A #FDF37A #C5FD7A

triadic

#FDF37A #7AFDF3 #F37AFD

tetradic

#FDF37A #7AFDB1 #7A84FD #FD7AC5

square

#FDF37A #7AFDB1 #7A84FD #FD7AC5

split-complementary

#FDF37A #7AC5FD #B17AFD

monochromatic

#F9E604 #FCEE3E #FDF37A #FEF8B6 #FFFCE1

Accessibility & contrast

On white

1.15

#FDF37A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.28

#FDF37A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FDF37A

18.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FDF37A	#FFFFFF	#000000	##000000
##FDF37A	1.00	1.15	18.28	18.28
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.28	21.00	1.00	1.00
##000000	18.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC6F

Deuteranopia (green-blind)

#FFF280

Tritanopia (blue-blind)

#FFE5D8

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #fdf37a;
/* rgb */ color: rgb(253, 243, 122);
/* oklch */ color: oklch(94.8% 0.143 104.5);

Tailwind

colors: {
  custom: {
    50: '#fff6a3',
    500: '#fdf37a',
    950: '#000000',
  },
}

SCSS

$custom: #fdf37a;
$custom-light: #fff6a3;
$custom-dark: #000000;

JSON

{
  "hex": "#fdf37a",
  "rgb": {
    "r": 253,
    "g": 243,
    "b": 122
  },
  "hsl": {
    "h": 55.42,
    "s": 97.037,
    "l": 73.529
  },
  "oklch": {
    "l": 0.94826,
    "c": 0.14276,
    "h": 104.5
  },
  "luminance": 0.86389
}

Semantic roles & 50–950 ramp

primary

#FDF37A

secondary

#414CDB

accent

#12E600

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#18170F

muted

#868580

Preview Lab

Preview with #FDF37A

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

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