#C9D43C#C9D43C

#C9D43C is a very light, vivid yellow. Relative luminance 0.598; OKLCH L 83.5% C 0.168 H 113.6°. Best body text is #000000 at 12.97:1 contrast (WCAG AA passes).

Color values

HEX	#C9D43C
RGB	rgb(201, 212, 60)
HSL	hsl(64, 64%, 53%)
HSV	hsv(64, 72%, 83%)
CMYK	cmyk(5.2%, 0%, 71.7%, 16.9%)
CIE-LAB	lab(81.75, -21.91, 69.37)
CIE-LCH	lch(81.75, 72.75, 107.53°)
OKLab	oklab(83.51% -0.0672 0.1536)
OKLCH	oklch(83.51% 0.168 113.6)
XYZ	xyz(48.4479, 59.8317, 13.2706)
Luminance	0.5983 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C9D43C #473CD4

analogous

#D4933C #C9D43C #7DD43C

triadic

#C9D43C #3CC9D4 #D43CC9

tetradic

#C9D43C #3CD493 #473CD4 #D43C7D

square

#C9D43C #3CD493 #473CD4 #D43C7D

split-complementary

#C9D43C #3C7DD4 #933CD4

monochromatic

#747B1B #A3AD26 #C9D43C #D7DF6E #E5EAA0

Accessibility & contrast

On white

1.62

#C9D43C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.97

#C9D43C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C9D43C

12.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C9D43C	#FFFFFF	#000000	##000000
##C9D43C	1.00	1.62	12.97	12.97
#FFFFFF	1.62	1.00	21.00	21.00
#000000	12.97	21.00	1.00	1.00
##000000	12.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E4CA1F

Deuteranopia (green-blind)

#E3CD48

Tritanopia (blue-blind)

#D6C7B7

Achromatopsia (no color)

#CBCBCB

Design tokens & code

CSS

--color: #c9d43c;
/* rgb */ color: rgb(201, 212, 60);
/* oklch */ color: oklch(83.5% 0.168 113.6);

Tailwind

colors: {
  custom: {
    50: '#dde17c',
    500: '#c9d43c',
    950: '#000000',
  },
}

SCSS

$custom: #c9d43c;
$custom-light: #dde17c;
$custom-dark: #000000;

JSON

{
  "hex": "#c9d43c",
  "rgb": {
    "r": 201,
    "g": 212,
    "b": 60
  },
  "hsl": {
    "h": 64.342,
    "s": 63.866,
    "l": 53.333
  },
  "oklch": {
    "l": 0.83512,
    "c": 0.16767,
    "h": 113.6
  },
  "luminance": 0.59831
}

Semantic roles & 50–950 ramp

primary

#C9D43C

secondary

#383282

accent

#41E74D

background

#FEFEFB

surface

#FCFCF2

border

#D5D5CC

text

#16150A

muted

#84847D

Preview Lab

Preview with #C9D43C

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

Preview Lab → · Contrast checker → · Palette generator →