#FFDF57#FFDF57

#FFDF57 is a very light, vivid yellow. Relative luminance 0.747; OKLCH L 90.6% C 0.155 H 95.8°. Best body text is #000000 at 15.94:1 contrast (WCAG AA passes).

Color values

HEX	#FFDF57
RGB	rgb(255, 223, 87)
HSL	hsl(49, 100%, 67%)
HSV	hsv(49, 66%, 100%)
CMYK	cmyk(0%, 12.5%, 65.9%, 0%)
CIE-LAB	lab(89.27, -3.59, 68.21)
CIE-LCH	lch(89.27, 68.30, 93.02°)
OKLab	oklab(90.63% -0.0157 0.1539)
OKLCH	oklch(90.63% 0.155 95.8)
XYZ	xyz(69.3513, 74.7270, 19.7858)
Luminance	0.7472 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FFDF57 #5777FF

analogous

#FF8B57 #FFDF57 #CBFF57

triadic

#FFDF57 #57FFDF #DF57FF

tetradic

#FFDF57 #57FF8B #5777FF #FF57CB

square

#FFDF57 #57FF8B #5777FF #FF57CB

split-complementary

#FFDF57 #57CBFF #8B57FF

monochromatic

#DCB200 #FFD31A #FFDF57 #FFEB94 #FFF6D1

Accessibility & contrast

On white

1.32

#FFDF57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.94

#FFDF57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FFDF57

15.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FFDF57	#FFFFFF	#000000	##000000
##FFDF57	1.00	1.32	15.94	15.94
#FFFFFF	1.32	1.00	21.00	21.00
#000000	15.94	21.00	1.00	1.00
##000000	15.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F5DA46

Deuteranopia (green-blind)

#FDE55E

Tritanopia (blue-blind)

#FFCFC3

Achromatopsia (no color)

#E0E0E0

Design tokens & code

CSS

--color: #ffdf57;
/* rgb */ color: rgb(255, 223, 87);
/* oklch */ color: oklch(90.6% 0.155 95.8);

Tailwind

colors: {
  custom: {
    50: '#ffe88d',
    500: '#ffdf57',
    950: '#000000',
  },
}

SCSS

$custom: #ffdf57;
$custom-light: #ffe88d;
$custom-dark: #000000;

JSON

{
  "hex": "#ffdf57",
  "rgb": {
    "r": 255,
    "g": 223,
    "b": 87
  },
  "hsl": {
    "h": 48.571,
    "s": 100,
    "l": 67.059
  },
  "oklch": {
    "l": 0.90629,
    "c": 0.15474,
    "h": 95.8
  },
  "luminance": 0.74723
}

Semantic roles & 50–950 ramp

primary

#FFDF57

secondary

#2647D5

accent

#2CE600

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#19160D

muted

#87847F

Preview Lab

Preview with #FFDF57

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

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