#C9E042#C9E042

#C9E042 is a very light, vivid yellow. Relative luminance 0.661; OKLCH L 86.2% C 0.177 H 117.5°. Best body text is #000000 at 14.22:1 contrast (WCAG AA passes).

Color values

HEX	#C9E042
RGB	rgb(201, 224, 66)
HSL	hsl(69, 72%, 57%)
HSV	hsv(69, 71%, 88%)
CMYK	cmyk(10.3%, 0%, 70.5%, 12.2%)
CIE-LAB	lab(85.06, -27.38, 70.51)
CIE-LCH	lch(85.06, 75.64, 111.22°)
OKLab	oklab(86.18% -0.0818 0.157)
OKLCH	oklch(86.18% 0.177 117.5)
XYZ	xyz(51.7276, 66.1227, 15.1912)
Luminance	0.6612 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C9E042 #5942E0

analogous

#E0A842 #C9E042 #7AE042

triadic

#C9E042 #42C9E0 #E042C9

tetradic

#C9E042 #42E0A8 #5942E0 #E0427A

square

#C9E042 #42E0A8 #5942E0 #E0427A

split-complementary

#C9E042 #427AE0 #A842E0

monochromatic

#7E9018 #ADC520 #C9E042 #D8E977 #E7F1AB

Accessibility & contrast

On white

1.48

#C9E042 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.22

#C9E042 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C9E042

14.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C9E042	#FFFFFF	#000000	##000000
##C9E042	1.00	1.48	14.22	14.22
#FFFFFF	1.48	1.00	21.00	21.00
#000000	14.22	21.00	1.00	1.00
##000000	14.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFD426

Deuteranopia (green-blind)

#EDD54F

Tritanopia (blue-blind)

#D5D4C1

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #c9e042;
/* rgb */ color: rgb(201, 224, 66);
/* oklch */ color: oklch(86.2% 0.177 117.5);

Tailwind

colors: {
  custom: {
    50: '#dde980',
    500: '#c9e042',
    950: '#000000',
  },
}

SCSS

$custom: #c9e042;
$custom-light: #dde980;
$custom-dark: #000000;

JSON

{
  "hex": "#c9e042",
  "rgb": {
    "r": 201,
    "g": 224,
    "b": 66
  },
  "hsl": {
    "h": 68.734,
    "s": 71.818,
    "l": 56.863
  },
  "oklch": {
    "l": 0.86182,
    "c": 0.17705,
    "h": 117.5
  },
  "luminance": 0.66122
}

Semantic roles & 50–950 ramp

primary

#C9E042

secondary

#403195

accent

#39EF54

background

#FEFEFB

surface

#FCFCF2

border

#D5D5CC

text

#16160B

muted

#84847E

Preview Lab

Preview with #C9E042

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

Preview Lab → · Contrast checker → · Palette generator →