#C9D033#C9D033

#C9D033 is a very light, vivid yellow. Relative luminance 0.578; OKLCH L 82.6% C 0.169 H 112.2°. Best body text is #000000 at 12.55:1 contrast (WCAG AA passes).

Color values

HEX	#C9D033
RGB	rgb(201, 208, 51)
HSL	hsl(63, 63%, 51%)
HSV	hsv(63, 75%, 82%)
CMYK	cmyk(3.4%, 0%, 75.5%, 18.4%)
CIE-LAB	lab(80.61, -20.36, 71.23)
CIE-LCH	lch(80.61, 74.09, 105.95°)
OKLab	oklab(82.59% -0.0636 0.156)
OKLCH	oklch(82.59% 0.169 112.2)
XYZ	xyz(47.2424, 57.7694, 11.7933)
Luminance	0.5777 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C9D033 #3A33D0

analogous

#D08833 #C9D033 #7AD033

triadic

#C9D033 #33C9D0 #D033C9

tetradic

#C9D033 #33D088 #3A33D0 #D0337A

square

#C9D033 #33D088 #3A33D0 #D0337A

split-complementary

#C9D033 #337AD0 #8833D0

monochromatic

#6B6F1A #9BA125 #C9D033 #D6DB65 #E3E796

Accessibility & contrast

On white

1.67

#C9D033 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.55

#C9D033 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C9D033

12.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C9D033	#FFFFFF	#000000	##000000
##C9D033	1.00	1.67	12.55	12.55
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.55	21.00	1.00	1.00
##000000	12.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0C607

Deuteranopia (green-blind)

#E1CA41

Tritanopia (blue-blind)

#D7C3B3

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #c9d033;
/* rgb */ color: rgb(201, 208, 51);
/* oklch */ color: oklch(82.6% 0.169 112.2);

Tailwind

colors: {
  custom: {
    50: '#ddde77',
    500: '#c9d033',
    950: '#000000',
  },
}

SCSS

$custom: #c9d033;
$custom-light: #ddde77;
$custom-dark: #000000;

JSON

{
  "hex": "#c9d033",
  "rgb": {
    "r": 201,
    "g": 208,
    "b": 51
  },
  "hsl": {
    "h": 62.675,
    "s": 62.55,
    "l": 50.784
  },
  "oklch": {
    "l": 0.82587,
    "c": 0.1685,
    "h": 112.2
  },
  "luminance": 0.57768
}

Semantic roles & 50–950 ramp

primary

#C9D033

secondary

#322F78

accent

#42E649

background

#FEFEFB

surface

#FCFCF1

border

#D5D5CB

text

#16150A

muted

#84847D

Preview Lab

Preview with #C9D033

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

Preview Lab → · Contrast checker → · Palette generator →