#FFDE39#FFDE39

#FFDE39 is a very light, vivid yellow. Relative luminance 0.738; OKLCH L 90.2% C 0.172 H 97.1°. Best body text is #000000 at 15.76:1 contrast (WCAG AA passes).

Color values

HEX	#FFDE39
RGB	rgb(255, 222, 57)
HSL	hsl(50, 100%, 61%)
HSV	hsv(50, 78%, 100%)
CMYK	cmyk(0%, 12.9%, 77.6%, 0%)
CIE-LAB	lab(88.83, -4.43, 78.54)
CIE-LCH	lch(88.83, 78.67, 93.23°)
OKLab	oklab(90.22% -0.0211 0.1705)
OKLCH	oklch(90.22% 0.172 97.1)
XYZ	xyz(68.1034, 73.8017, 14.5281)
Luminance	0.7380 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FFDE39 #395AFF

analogous

#FF7B39 #FFDE39 #BDFF39

triadic

#FFDE39 #39FFDE #DE39FF

tetradic

#FFDE39 #39FF7B #395AFF #FF39BD

square

#FFDE39 #39FF7B #395AFF #FF39BD

split-complementary

#FFDE39 #39BDFF #7B39FF

monochromatic

#BE9E00 #FBD100 #FFDE39 #FFE876 #FFF2B3

Accessibility & contrast

On white

1.33

#FFDE39 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.76

#FFDE39 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FFDE39

15.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FFDE39	#FFFFFF	#000000	##000000
##FFDE39	1.00	1.33	15.76	15.76
#FFFFFF	1.33	1.00	21.00	21.00
#000000	15.76	21.00	1.00	1.00
##000000	15.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F5D90D

Deuteranopia (green-blind)

#FDE445

Tritanopia (blue-blind)

#FFCDBF

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #ffde39;
/* rgb */ color: rgb(255, 222, 57);
/* oklch */ color: oklch(90.2% 0.172 97.1);

Tailwind

colors: {
  custom: {
    50: '#ffe77d',
    500: '#ffde39',
    950: '#000000',
  },
}

SCSS

$custom: #ffde39;
$custom-light: #ffe77d;
$custom-dark: #000000;

JSON

{
  "hex": "#ffde39",
  "rgb": {
    "r": 255,
    "g": 222,
    "b": 57
  },
  "hsl": {
    "h": 50,
    "s": 100,
    "l": 61.176
  },
  "oklch": {
    "l": 0.90224,
    "c": 0.17183,
    "h": 97.1
  },
  "luminance": 0.73798
}

Semantic roles & 50–950 ramp

primary

#FFDE39

secondary

#213BBB

accent

#26E600

background

#FFFEFB

surface

#FFFCF2

border

#D7D5CC

text

#19160B

muted

#87847E

Preview Lab

Preview with #FFDE39

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

Preview Lab → · Contrast checker → · Palette generator →