#FDF370#FDF370

#FDF370 is a very light, vivid yellow. Relative luminance 0.862; OKLCH L 94.7% C 0.152 H 104.9°. Best body text is #000000 at 18.23:1 contrast (WCAG AA passes).

Color values

HEX	#FDF370
RGB	rgb(253, 243, 112)
HSL	hsl(56, 97%, 72%)
HSV	hsv(56, 56%, 99%)
CMYK	cmyk(0%, 4%, 55.7%, 0.8%)
CIE-LAB	lab(94.38, -12.74, 63.16)
CIE-LCH	lch(94.38, 64.43, 101.40°)
OKLab	oklab(94.71% -0.039 0.1466)
OKLCH	oklch(94.71% 0.152 104.9)
XYZ	xyz(75.4856, 86.1562, 27.9796)
Luminance	0.8615 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FDF370 #707AFD

analogous

#FDAD70 #FDF370 #C1FD70

triadic

#FDF370 #70FDF3 #F370FD

tetradic

#FDF370 #70FDAD #707AFD #FD70C1

square

#FDF370 #70FDAD #707AFD #FD70C1

split-complementary

#FDF370 #70C1FD #AD70FD

monochromatic

#EFDF03 #FCEE34 #FDF370 #FEF8AC #FFFCE1

Accessibility & contrast

On white

1.15

#FDF370 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.23

#FDF370 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FDF370

18.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FDF370	#FFFFFF	#000000	##000000
##FDF370	1.00	1.15	18.23	18.23
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.23	21.00	1.00	1.00
##000000	18.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEB63

Deuteranopia (green-blind)

#FFF277

Tritanopia (blue-blind)

#FFE5D6

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #fdf370;
/* rgb */ color: rgb(253, 243, 112);
/* oklch */ color: oklch(94.7% 0.152 104.9);

Tailwind

colors: {
  custom: {
    50: '#fff69d',
    500: '#fdf370',
    950: '#000000',
  },
}

SCSS

$custom: #fdf370;
$custom-light: #fff69d;
$custom-dark: #000000;

JSON

{
  "hex": "#fdf370",
  "rgb": {
    "r": 253,
    "g": 243,
    "b": 112
  },
  "hsl": {
    "h": 55.745,
    "s": 97.241,
    "l": 71.569
  },
  "oklch": {
    "l": 0.94714,
    "c": 0.15167,
    "h": 104.9
  },
  "luminance": 0.86154
}

Semantic roles & 50–950 ramp

primary

#FDF370

secondary

#3843D9

accent

#10E600

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#18170F

muted

#868580

Preview Lab

Preview with #FDF370

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

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