#FFDE3F#FFDE3F

#FFDE3F is a very light, vivid yellow. Relative luminance 0.739; OKLCH L 90.3% C 0.169 H 96.8°. Best body text is #000000 at 15.77:1 contrast (WCAG AA passes).

Color values

HEX	#FFDE3F
RGB	rgb(255, 222, 63)
HSL	hsl(50, 100%, 62%)
HSV	hsv(50, 75%, 100%)
CMYK	cmyk(0%, 12.9%, 75.3%, 0%)
CIE-LAB	lab(88.86, -4.21, 76.67)
CIE-LCH	lch(88.86, 76.78, 93.14°)
OKLab	oklab(90.26% -0.02 0.1677)
OKLCH	oklch(90.26% 0.169 96.8)
XYZ	xyz(68.2621, 73.8651, 15.3635)
Luminance	0.7386 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FFDE3F #3F60FF

analogous

#FF7E3F #FFDE3F #C0FF3F

triadic

#FFDE3F #3FFFDE #DE3FFF

tetradic

#FFDE3F #3FFF7E #3F60FF #FF3FC0

square

#FFDE3F #3FFF7E #3F60FF #FF3FC0

split-complementary

#FFDE3F #3FC0FF #7E3FFF

monochromatic

#C4A200 #FFD302 #FFDE3F #FFE97C #FFF3B9

Accessibility & contrast

On white

1.33

#FFDE3F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.77

#FFDE3F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FFDE3F

15.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FFDE3F	#FFFFFF	#000000	##000000
##FFDE3F	1.00	1.33	15.77	15.77
#FFFFFF	1.33	1.00	21.00	21.00
#000000	15.77	21.00	1.00	1.00
##000000	15.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F5D91E

Deuteranopia (green-blind)

#FDE44A

Tritanopia (blue-blind)

#FFCDC0

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #ffde3f;
/* rgb */ color: rgb(255, 222, 63);
/* oklch */ color: oklch(90.3% 0.169 96.8);

Tailwind

colors: {
  custom: {
    50: '#ffe780',
    500: '#ffde3f',
    950: '#000000',
  },
}

SCSS

$custom: #ffde3f;
$custom-light: #ffe780;
$custom-dark: #000000;

JSON

{
  "hex": "#ffde3f",
  "rgb": {
    "r": 255,
    "g": 222,
    "b": 63
  },
  "hsl": {
    "h": 49.688,
    "s": 100,
    "l": 62.353
  },
  "oklch": {
    "l": 0.90258,
    "c": 0.16886,
    "h": 96.8
  },
  "luminance": 0.73861
}

Semantic roles & 50–950 ramp

primary

#FFDE3F

secondary

#223DC0

accent

#27E600

background

#FFFEFB

surface

#FFFCF2

border

#D7D5CC

text

#19160B

muted

#87847E

Preview Lab

Preview with #FFDE3F

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

Preview Lab → · Contrast checker → · Palette generator →