#FDF59B#FDF59B

#FDF59B is a very light, moderate yellow. Relative luminance 0.886; OKLCH L 95.7% C 0.111 H 103.9°. Best body text is #000000 at 18.71:1 contrast (WCAG AA passes).

Color values

HEX	#FDF59B
RGB	rgb(253, 245, 155)
HSL	hsl(55, 96%, 80%)
HSV	hsv(55, 39%, 99%)
CMYK	cmyk(0%, 3.2%, 38.7%, 0.8%)
CIE-LAB	lab(95.39, -9.88, 44.27)
CIE-LCH	lch(95.39, 45.36, 102.58°)
OKLab	oklab(95.69% -0.0268 0.1082)
OKLCH	oklch(95.69% 0.111 103.9)
XYZ	xyz(79.0781, 88.5560, 43.9314)
Luminance	0.8855 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FDF59B #9BA3FD

analogous

#FDC49B #FDF59B #D4FD9B

triadic

#FDF59B #9BFDF5 #F59BFD

tetradic

#FDF59B #9BFDC4 #9BA3FD #FD9BD4

square

#FDF59B #9BFDC4 #9BA3FD #FD9BD4

split-complementary

#FDF59B #9BD4FD #C49BFD

monochromatic

#FBE923 #FCEF5F #FDF59B #FEFBD7 #FEFCE1

Accessibility & contrast

On white

1.12

#FDF59B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.71

#FDF59B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FDF59B

18.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FDF59B	#FFFFFF	#000000	##000000
##FDF59B	1.00	1.12	18.71	18.71
#FFFFFF	1.12	1.00	21.00	21.00
#000000	18.71	21.00	1.00	1.00
##000000	18.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEF94

Deuteranopia (green-blind)

#FFF49F

Tritanopia (blue-blind)

#FFEADF

Achromatopsia (no color)

#F2F2F2

Design tokens & code

CSS

--color: #fdf59b;
/* rgb */ color: rgb(253, 245, 155);
/* oklch */ color: oklch(95.7% 0.111 103.9);

Tailwind

colors: {
  custom: {
    50: '#fff8b9',
    500: '#fdf59b',
    950: '#000000',
  },
}

SCSS

$custom: #fdf59b;
$custom-light: #fff8b9;
$custom-dark: #000000;

JSON

{
  "hex": "#fdf59b",
  "rgb": {
    "r": 253,
    "g": 245,
    "b": 155
  },
  "hsl": {
    "h": 55.102,
    "s": 96.078,
    "l": 80
  },
  "oklch": {
    "l": 0.95685,
    "c": 0.11142,
    "h": 103.9
  },
  "luminance": 0.88554
}

Semantic roles & 50–950 ramp

primary

#FDF59B

secondary

#5D68DF

accent

#13E600

background

#FFFFFD

surface

#FFFEF8

border

#D7D6D1

text

#181711

muted

#868581

Preview Lab

Preview with #FDF59B

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

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