#FDF691#FDF691

#FDF691 is a very light, vivid yellow. Relative luminance 0.888; OKLCH L 95.7% C 0.123 H 105.0°. Best body text is #000000 at 18.77:1 contrast (WCAG AA passes).

Color values

HEX	#FDF691
RGB	rgb(253, 246, 145)
HSL	hsl(56, 96%, 78%)
HSV	hsv(56, 43%, 99%)
CMYK	cmyk(0%, 2.8%, 42.7%, 0.8%)
CIE-LAB	lab(95.51, -11.39, 49.27)
CIE-LCH	lch(95.51, 50.58, 103.02°)
OKLab	oklab(95.74% -0.0319 0.119)
OKLCH	oklch(95.74% 0.123 105)
XYZ	xyz(78.5762, 88.8406, 39.7913)
Luminance	0.8884 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FDF691 #9198FD

analogous

#FDC091 #FDF691 #CEFD91

triadic

#FDF691 #91FDF6 #F691FD

tetradic

#FDF691 #91FDC0 #9198FD #FD91CE

square

#FDF691 #91FDC0 #9198FD #FD91CE

split-complementary

#FDF691 #91CEFD #C091FD

monochromatic

#FBEC19 #FCF155 #FDF691 #FEFBCD #FEFDE1

Accessibility & contrast

On white

1.12

#FDF691 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.77

#FDF691 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FDF691

18.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FDF691	#FFFFFF	#000000	##000000
##FDF691	1.00	1.12	18.77	18.77
#FFFFFF	1.12	1.00	21.00	21.00
#000000	18.77	21.00	1.00	1.00
##000000	18.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEF89

Deuteranopia (green-blind)

#FFF495

Tritanopia (blue-blind)

#FFEADE

Achromatopsia (no color)

#F2F2F2

Design tokens & code

CSS

--color: #fdf691;
/* rgb */ color: rgb(253, 246, 145);
/* oklch */ color: oklch(95.7% 0.123 105.0);

Tailwind

colors: {
  custom: {
    50: '#fff9b3',
    500: '#fdf691',
    950: '#000000',
  },
}

SCSS

$custom: #fdf691;
$custom-light: #fff9b3;
$custom-dark: #000000;

JSON

{
  "hex": "#fdf691",
  "rgb": {
    "r": 253,
    "g": 246,
    "b": 145
  },
  "hsl": {
    "h": 56.111,
    "s": 96.429,
    "l": 78.039
  },
  "oklch": {
    "l": 0.95736,
    "c": 0.12317,
    "h": 105
  },
  "luminance": 0.88839
}

Semantic roles & 50–950 ramp

primary

#FDF691

secondary

#545DDE

accent

#0FE600

background

#FFFFFD

surface

#FFFFF8

border

#D7D7D1

text

#181711

muted

#868581

Preview Lab

Preview with #FDF691

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

Preview Lab → · Contrast checker → · Palette generator →