#FFDF59#FFDF59

#FFDF59 is a very light, vivid yellow. Relative luminance 0.748; OKLCH L 90.6% C 0.153 H 95.7°. Best body text is #000000 at 15.95:1 contrast (WCAG AA passes).

Color values

HEX	#FFDF59
RGB	rgb(255, 223, 89)
HSL	hsl(48, 100%, 67%)
HSV	hsv(48, 65%, 100%)
CMYK	cmyk(0%, 12.5%, 65.1%, 0%)
CIE-LAB	lab(89.28, -3.48, 67.41)
CIE-LCH	lch(89.28, 67.50, 92.96°)
OKLab	oklab(90.65% -0.0152 0.1526)
OKLCH	oklch(90.65% 0.153 95.7)
XYZ	xyz(69.4341, 74.7601, 20.2221)
Luminance	0.7476 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FFDF59 #5979FF

analogous

#FF8C59 #FFDF59 #CCFF59

triadic

#FFDF59 #59FFDF #DF59FF

tetradic

#FFDF59 #59FF8C #5979FF #FF59CC

square

#FFDF59 #59FF8C #5979FF #FF59CC

split-complementary

#FFDF59 #59CCFF #8C59FF

monochromatic

#DEB300 #FFD31C #FFDF59 #FFEB96 #FFF7D3

Accessibility & contrast

On white

1.32

#FFDF59 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.95

#FFDF59 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FFDF59

15.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FFDF59	#FFFFFF	#000000	##000000
##FFDF59	1.00	1.32	15.95	15.95
#FFFFFF	1.32	1.00	21.00	21.00
#000000	15.95	21.00	1.00	1.00
##000000	15.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F4DA48

Deuteranopia (green-blind)

#FDE560

Tritanopia (blue-blind)

#FFCFC3

Achromatopsia (no color)

#E0E0E0

Design tokens & code

CSS

--color: #ffdf59;
/* rgb */ color: rgb(255, 223, 89);
/* oklch */ color: oklch(90.6% 0.153 95.7);

Tailwind

colors: {
  custom: {
    50: '#ffe88e',
    500: '#ffdf59',
    950: '#000000',
  },
}

SCSS

$custom: #ffdf59;
$custom-light: #ffe88e;
$custom-dark: #000000;

JSON

{
  "hex": "#ffdf59",
  "rgb": {
    "r": 255,
    "g": 223,
    "b": 89
  },
  "hsl": {
    "h": 48.434,
    "s": 100,
    "l": 67.451
  },
  "oklch": {
    "l": 0.90646,
    "c": 0.1533,
    "h": 95.7
  },
  "luminance": 0.74757
}

Semantic roles & 50–950 ramp

primary

#FFDF59

secondary

#2648D6

accent

#2CE600

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#19160D

muted

#87847F

Preview Lab

Preview with #FFDF59

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

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