#C9DC33#C9DC33

#C9DC33 is a very light, vivid yellow. Relative luminance 0.638; OKLCH L 85.2% C 0.181 H 116.1°. Best body text is #000000 at 13.77:1 contrast (WCAG AA passes).

Color values

HEX	#C9DC33
RGB	rgb(201, 220, 51)
HSL	hsl(67, 71%, 53%)
HSV	hsv(67, 77%, 86%)
CMYK	cmyk(8.6%, 0%, 76.8%, 13.7%)
CIE-LAB	lab(83.88, -26.16, 74.23)
CIE-LCH	lch(83.88, 78.70, 109.41°)
OKLab	oklab(85.21% -0.0797 0.1624)
OKLCH	oklch(85.21% 0.181 116.1)
XYZ	xyz(50.2795, 63.8437, 12.8057)
Luminance	0.6384 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C9DC33 #4633DC

analogous

#DC9B33 #C9DC33 #74DC33

triadic

#C9DC33 #33C9DC #DC33C9

tetradic

#C9DC33 #33DC9B #4633DC #DC3374

square

#C9DC33 #33DC9B #4633DC #DC3374

split-complementary

#C9DC33 #3374DC #9B33DC

monochromatic

#737F16 #A2B31F #C9DC33 #D7E567 #E5EE9B

Accessibility & contrast

On white

1.53

#C9DC33 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.77

#C9DC33 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C9DC33

13.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C9DC33	#FFFFFF	#000000	##000000
##C9DC33	1.00	1.53	13.77	13.77
#FFFFFF	1.53	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)

#ECD000

Deuteranopia (green-blind)

#EAD243

Tritanopia (blue-blind)

#D6CFBD

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #c9dc33;
/* rgb */ color: rgb(201, 220, 51);
/* oklch */ color: oklch(85.2% 0.181 116.1);

Tailwind

colors: {
  custom: {
    50: '#dde679',
    500: '#c9dc33',
    950: '#000000',
  },
}

SCSS

$custom: #c9dc33;
$custom-light: #dde679;
$custom-dark: #000000;

JSON

{
  "hex": "#c9dc33",
  "rgb": {
    "r": 201,
    "g": 220,
    "b": 51
  },
  "hsl": {
    "h": 66.746,
    "s": 70.711,
    "l": 53.137
  },
  "oklch": {
    "l": 0.85213,
    "c": 0.18088,
    "h": 116.1
  },
  "luminance": 0.63843
}

Semantic roles & 50–950 ramp

primary

#C9DC33

secondary

#372D86

accent

#3AED4E

background

#FEFEFB

surface

#FCFCF2

border

#D5D5CC

text

#16150A

muted

#84847D

Preview Lab

Preview with #C9DC33

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

Preview Lab → · Contrast checker → · Palette generator →