#C9DD34#C9DD34

#C9DD34 is a very light, vivid yellow. Relative luminance 0.644; OKLCH L 85.4% C 0.181 H 116.4°. Best body text is #000000 at 13.88:1 contrast (WCAG AA passes).

Color values

HEX	#C9DD34
RGB	rgb(201, 221, 52)
HSL	hsl(67, 71%, 54%)
HSV	hsv(67, 76%, 87%)
CMYK	cmyk(9%, 0%, 76.5%, 13.3%)
CIE-LAB	lab(84.16, -26.59, 74.18)
CIE-LCH	lch(84.16, 78.81, 109.72°)
OKLab	oklab(85.44% -0.0808 0.1625)
OKLCH	oklch(85.44% 0.181 116.4)
XYZ	xyz(50.5650, 64.3791, 13.0108)
Luminance	0.6438 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C9DD34 #4834DD

analogous

#DD9D34 #C9DD34 #74DD34

triadic

#C9DD34 #34C9DD #DD34C9

tetradic

#C9DD34 #34DD9D #4834DD #DD3474

square

#C9DD34 #34DD9D #4834DD #DD3474

split-complementary

#C9DD34 #3474DD #9D34DD

monochromatic

#748116 #A4B51E #C9DD34 #D7E668 #E5EF9D

Accessibility & contrast

On white

1.51

#C9DD34 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.88

#C9DD34 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C9DD34

13.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C9DD34	#FFFFFF	#000000	##000000
##C9DD34	1.00	1.51	13.88	13.88
#FFFFFF	1.51	1.00	21.00	21.00
#000000	13.88	21.00	1.00	1.00
##000000	13.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EDD100

Deuteranopia (green-blind)

#EBD344

Tritanopia (blue-blind)

#D6D0BE

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #c9dd34;
/* rgb */ color: rgb(201, 221, 52);
/* oklch */ color: oklch(85.4% 0.181 116.4);

Tailwind

colors: {
  custom: {
    50: '#dde779',
    500: '#c9dd34',
    950: '#000000',
  },
}

SCSS

$custom: #c9dd34;
$custom-light: #dde779;
$custom-dark: #000000;

JSON

{
  "hex": "#c9dd34",
  "rgb": {
    "r": 201,
    "g": 221,
    "b": 52
  },
  "hsl": {
    "h": 67.101,
    "s": 71.308,
    "l": 53.529
  },
  "oklch": {
    "l": 0.85438,
    "c": 0.18145,
    "h": 116.4
  },
  "luminance": 0.64378
}

Semantic roles & 50–950 ramp

primary

#C9DD34

secondary

#382D88

accent

#3AEE4F

background

#FEFEFB

surface

#FCFCF2

border

#D5D5CC

text

#16160A

muted

#84847D

Preview Lab

Preview with #C9DD34

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

Preview Lab → · Contrast checker → · Palette generator →