#C9D240#C9D240

#C9D240 is a very light, vivid yellow. Relative luminance 0.589; OKLCH L 83.1% C 0.163 H 112.9°. Best body text is #000000 at 12.78:1 contrast (WCAG AA passes).

Color values

HEX	#C9D240
RGB	rgb(201, 210, 64)
HSL	hsl(64, 62%, 54%)
HSV	hsv(64, 70%, 82%)
CMYK	cmyk(4.3%, 0%, 69.5%, 17.6%)
CIE-LAB	lab(81.23, -20.74, 67.45)
CIE-LCH	lch(81.23, 70.57, 107.09°)
OKLab	oklab(83.1% -0.0635 0.1503)
OKLCH	oklch(83.1% 0.163 112.9)
XYZ	xyz(48.0608, 58.8819, 13.6831)
Luminance	0.5888 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C9D240 #4940D2

analogous

#D29240 #C9D240 #80D240

triadic

#C9D240 #40C9D2 #D240C9

tetradic

#C9D240 #40D292 #4940D2 #D24080

square

#C9D240 #40D292 #4940D2 #D24080

split-complementary

#C9D240 #4080D2 #9240D2

monochromatic

#757B1D #A4AC29 #C9D240 #D7DE72 #E5E9A3

Accessibility & contrast

On white

1.64

#C9D240 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.78

#C9D240 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C9D240

12.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C9D240	#FFFFFF	#000000	##000000
##C9D240	1.00	1.64	12.78	12.78
#FFFFFF	1.64	1.00	21.00	21.00
#000000	12.78	21.00	1.00	1.00
##000000	12.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2C827

Deuteranopia (green-blind)

#E2CB4B

Tritanopia (blue-blind)

#D6C6B5

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #c9d240;
/* rgb */ color: rgb(201, 210, 64);
/* oklch */ color: oklch(83.1% 0.163 112.9);

Tailwind

colors: {
  custom: {
    50: '#dddf7e',
    500: '#c9d240',
    950: '#000000',
  },
}

SCSS

$custom: #c9d240;
$custom-light: #dddf7e;
$custom-dark: #000000;

JSON

{
  "hex": "#c9d240",
  "rgb": {
    "r": 201,
    "g": 210,
    "b": 64
  },
  "hsl": {
    "h": 63.699,
    "s": 61.864,
    "l": 53.725
  },
  "oklch": {
    "l": 0.83104,
    "c": 0.16315,
    "h": 112.9
  },
  "luminance": 0.58881
}

Semantic roles & 50–950 ramp

primary

#C9D240

secondary

#393483

accent

#43E54D

background

#FEFEFB

surface

#FCFCF2

border

#D5D5CC

text

#16150A

muted

#84847D

Preview Lab

Preview with #C9D240

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

Preview Lab → · Contrast checker → · Palette generator →