#CDDB31#CDDB31

#CDDB31 is a very light, vivid yellow. Relative luminance 0.639; OKLCH L 85.3% C 0.180 H 114.5°. Best body text is #000000 at 13.77:1 contrast (WCAG AA passes).

Color values

HEX	#CDDB31
RGB	rgb(205, 219, 49)
HSL	hsl(65, 70%, 53%)
HSV	hsv(65, 78%, 86%)
CMYK	cmyk(6.4%, 0%, 77.6%, 14.1%)
CIE-LAB	lab(83.90, -24.11, 74.92)
CIE-LCH	lch(83.90, 78.71, 107.84°)
OKLab	oklab(85.29% -0.0744 0.1634)
OKLCH	oklch(85.29% 0.18 114.5)
XYZ	xyz(51.0643, 63.8649, 12.5423)
Luminance	0.6386 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CDDB31 #3F31DB

analogous

#DB9431 #CDDB31 #78DB31

triadic

#CDDB31 #31CDDB #DB31CD

tetradic

#CDDB31 #31DB94 #3F31DB #DB3178

square

#CDDB31 #31DB94 #3F31DB #DB3178

split-complementary

#CDDB31 #3178DB #9431DB

monochromatic

#747C16 #A4B01F #CDDB31 #DAE465 #E6ED99

Accessibility & contrast

On white

1.52

#CDDB31 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.77

#CDDB31 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CDDB31

13.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CDDB31	#FFFFFF	#000000	##000000
##CDDB31	1.00	1.52	13.77	13.77
#FFFFFF	1.52	1.00	21.00	21.00
#000000	13.77	21.00	1.00	1.00
##000000	13.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EBD000

Deuteranopia (green-blind)

#EBD341

Tritanopia (blue-blind)

#DBCEBC

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #cddb31;
/* rgb */ color: rgb(205, 219, 49);
/* oklch */ color: oklch(85.3% 0.180 114.5);

Tailwind

colors: {
  custom: {
    50: '#e0e678',
    500: '#cddb31',
    950: '#000000',
  },
}

SCSS

$custom: #cddb31;
$custom-light: #e0e678;
$custom-dark: #000000;

JSON

{
  "hex": "#cddb31",
  "rgb": {
    "r": 205,
    "g": 219,
    "b": 49
  },
  "hsl": {
    "h": 64.941,
    "s": 70.248,
    "l": 52.549
  },
  "oklch": {
    "l": 0.85292,
    "c": 0.17951,
    "h": 114.5
  },
  "luminance": 0.63864
}

Semantic roles & 50–950 ramp

primary

#CDDB31

secondary

#342D83

accent

#3BED49

background

#FEFEFB

surface

#FDFCF2

border

#D5D5CC

text

#16150A

muted

#84847D

Preview Lab

Preview with #CDDB31

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

Preview Lab → · Contrast checker → · Palette generator →