#CDE840#CDE840

#CDE840 is a very light, vivid yellow. Relative luminance 0.711; OKLCH L 88.2% C 0.186 H 118.5°. Best body text is #000000 at 15.21:1 contrast (WCAG AA passes).

Color values

HEX	#CDE840
RGB	rgb(205, 232, 64)
HSL	hsl(70, 79%, 58%)
HSV	hsv(70, 72%, 91%)
CMYK	cmyk(11.6%, 0%, 72.4%, 9%)
CIE-LAB	lab(87.52, -29.63, 73.66)
CIE-LCH	lch(87.52, 79.40, 111.91°)
OKLab	oklab(88.22% -0.0884 0.1632)
OKLCH	oklch(88.22% 0.186 118.5)
XYZ	xyz(54.9601, 71.0630, 15.6707)
Luminance	0.7106 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CDE840 #5B40E8

analogous

#E8AF40 #CDE840 #79E840

triadic

#CDE840 #40CDE8 #E840CD

tetradic

#CDE840 #40E8AF #5B40E8 #E84079

square

#CDE840 #40E8AF #5B40E8 #E84079

split-complementary

#CDE840 #4079E8 #AF40E8

monochromatic

#859B13 #B4D219 #CDE840 #DBEF77 #EAF5AD

Accessibility & contrast

On white

1.38

#CDE840 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.21

#CDE840 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CDE840

15.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CDE840	#FFFFFF	#000000	##000000
##CDE840	1.00	1.38	15.21	15.21
#FFFFFF	1.38	1.00	21.00	21.00
#000000	15.21	21.00	1.00	1.00
##000000	15.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F7DB1E

Deuteranopia (green-blind)

#F4DC4E

Tritanopia (blue-blind)

#D9DBC8

Achromatopsia (no color)

#DBDBDB

Design tokens & code

CSS

--color: #cde840;
/* rgb */ color: rgb(205, 232, 64);
/* oklch */ color: oklch(88.2% 0.186 118.5);

Tailwind

colors: {
  custom: {
    50: '#e0ef80',
    500: '#cde840',
    950: '#000000',
  },
}

SCSS

$custom: #cde840;
$custom-light: #e0ef80;
$custom-dark: #000000;

JSON

{
  "hex": "#cde840",
  "rgb": {
    "r": 205,
    "g": 232,
    "b": 64
  },
  "hsl": {
    "h": 69.643,
    "s": 78.505,
    "l": 58.039
  },
  "oklch": {
    "l": 0.88224,
    "c": 0.18565,
    "h": 118.5
  },
  "luminance": 0.71063
}

Semantic roles & 50–950 ramp

primary

#CDE840

secondary

#402E9E

accent

#33F552

background

#FEFFFB

surface

#FCFEF2

border

#D5D6CC

text

#16160B

muted

#84857E

Preview Lab

Preview with #CDE840

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

Preview Lab → · Contrast checker → · Palette generator →