#CFDE28#CFDE28

#CFDE28 is a very light, vivid yellow. Relative luminance 0.657; OKLCH L 86.1% C 0.186 H 114.7°. Best body text is #000000 at 14.13:1 contrast (WCAG AA passes).

Color values

HEX	#CFDE28
RGB	rgb(207, 222, 40)
HSL	hsl(65, 73%, 51%)
HSV	hsv(65, 82%, 87%)
CMYK	cmyk(6.8%, 0%, 82%, 12.9%)
CIE-LAB	lab(84.82, -25.02, 78.13)
CIE-LCH	lch(84.82, 82.04, 107.76°)
OKLab	oklab(86.06% -0.0776 0.1687)
OKLCH	oklch(86.06% 0.186 114.7)
XYZ	xyz(52.2380, 65.6622, 11.9293)
Luminance	0.6566 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CFDE28 #3728DE

analogous

#DE9228 #CFDE28 #74DE28

triadic

#CFDE28 #28CFDE #DE28CF

tetradic

#CFDE28 #28DE92 #3728DE #DE2874

square

#CFDE28 #28DE92 #3728DE #DE2874

split-complementary

#CFDE28 #2874DE #9228DE

monochromatic

#717913 #A2AE1B #CFDE28 #DBE65D #E7EE92

Accessibility & contrast

On white

1.49

#CFDE28 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.13

#CFDE28 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CFDE28

14.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CFDE28	#FFFFFF	#000000	##000000
##CFDE28	1.00	1.49	14.13	14.13
#FFFFFF	1.49	1.00	21.00	21.00
#000000	14.13	21.00	1.00	1.00
##000000	14.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFD200

Deuteranopia (green-blind)

#EED53C

Tritanopia (blue-blind)

#DDD0BE

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #cfde28;
/* rgb */ color: rgb(207, 222, 40);
/* oklch */ color: oklch(86.1% 0.186 114.7);

Tailwind

colors: {
  custom: {
    50: '#e2e875',
    500: '#cfde28',
    950: '#000000',
  },
}

SCSS

$custom: #cfde28;
$custom-light: #e2e875;
$custom-dark: #000000;

JSON

{
  "hex": "#cfde28",
  "rgb": {
    "r": 207,
    "g": 222,
    "b": 40
  },
  "hsl": {
    "h": 64.945,
    "s": 73.387,
    "l": 51.373
  },
  "oklch": {
    "l": 0.86062,
    "c": 0.18568,
    "h": 114.7
  },
  "luminance": 0.65661
}

Semantic roles & 50–950 ramp

primary

#CFDE28

secondary

#312981

accent

#38F047

background

#FEFEFB

surface

#FDFCF1

border

#D5D5CB

text

#161609

muted

#84847D

Preview Lab

Preview with #CFDE28

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

Preview Lab → · Contrast checker → · Palette generator →