#CDE240#CDE240

#CDE240 is a very light, vivid yellow. Relative luminance 0.677; OKLCH L 86.9% C 0.179 H 116.8°. Best body text is #000000 at 14.55:1 contrast (WCAG AA passes).

Color values

HEX	#CDE240
RGB	rgb(205, 226, 64)
HSL	hsl(68, 74%, 57%)
HSV	hsv(68, 72%, 89%)
CMYK	cmyk(9.3%, 0%, 71.7%, 11.4%)
CIE-LAB	lab(85.88, -26.81, 72.09)
CIE-LCH	lch(85.88, 76.91, 110.40°)
OKLab	oklab(86.91% -0.0806 0.1599)
OKLCH	oklch(86.91% 0.179 116.8)
XYZ	xyz(53.2999, 67.7427, 15.1173)
Luminance	0.6774 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CDE240 #5540E2

analogous

#E2A640 #CDE240 #7CE240

triadic

#CDE240 #40CDE2 #E240CD

tetradic

#CDE240 #40E2A6 #5540E2 #E2407C

square

#CDE240 #40E2A6 #5540E2 #E2407C

split-complementary

#CDE240 #407CE2 #A640E2

monochromatic

#829216 #B1C71E #CDE240 #DBEA75 #E9F2AA

Accessibility & contrast

On white

1.44

#CDE240 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.55

#CDE240 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CDE240

14.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CDE240	#FFFFFF	#000000	##000000
##CDE240	1.00	1.44	14.55	14.55
#FFFFFF	1.44	1.00	21.00	21.00
#000000	14.55	21.00	1.00	1.00
##000000	14.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F1D621

Deuteranopia (green-blind)

#EFD84D

Tritanopia (blue-blind)

#DAD5C3

Achromatopsia (no color)

#D7D7D7

Design tokens & code

CSS

--color: #cde240;
/* rgb */ color: rgb(205, 226, 64);
/* oklch */ color: oklch(86.9% 0.179 116.8);

Tailwind

colors: {
  custom: {
    50: '#e0eb80',
    500: '#cde240',
    950: '#000000',
  },
}

SCSS

$custom: #cde240;
$custom-light: #e0eb80;
$custom-dark: #000000;

JSON

{
  "hex": "#cde240",
  "rgb": {
    "r": 205,
    "g": 226,
    "b": 64
  },
  "hsl": {
    "h": 67.778,
    "s": 73.636,
    "l": 56.863
  },
  "oklch": {
    "l": 0.86907,
    "c": 0.17908,
    "h": 116.8
  },
  "luminance": 0.67742
}

Semantic roles & 50–950 ramp

primary

#CDE240

secondary

#3D3096

accent

#38F04F

background

#FEFEFB

surface

#FCFDF2

border

#D5D5CC

text

#16160B

muted

#84847E

Preview Lab

Preview with #CDE240

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

Preview Lab → · Contrast checker → · Palette generator →