#C9E449#C9E449

#C9E449 is a very light, vivid yellow-green. Relative luminance 0.684; OKLCH L 87.1% C 0.177 H 118.8°. Best body text is #000000 at 14.68:1 contrast (WCAG AA passes).

Color values

HEX	#C9E449
RGB	rgb(201, 228, 73)
HSL	hsl(70, 74%, 59%)
HSV	hsv(70, 68%, 89%)
CMYK	cmyk(11.8%, 0%, 68%, 10.6%)
CIE-LAB	lab(86.20, -28.88, 69.13)
CIE-LCH	lch(86.20, 74.92, 112.67°)
OKLab	oklab(87.11% -0.0854 0.1552)
OKLCH	oklch(87.11% 0.177 118.8)
XYZ	xyz(53.0344, 68.3857, 16.7079)
Luminance	0.6838 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C9E449 #6449E4

analogous

#E4B249 #C9E449 #7CE449

triadic

#C9E449 #49C9E4 #E449C9

tetradic

#C9E449 #49E4B2 #6449E4 #E4497C

square

#C9E449 #49E4B2 #6449E4 #E4497C

split-complementary

#C9E449 #497CE4 #B249E4

monochromatic

#849C17 #B2D11F #C9E449 #D9EC7E #E9F4B4

Accessibility & contrast

On white

1.43

#C9E449 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.68

#C9E449 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C9E449

14.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C9E449	#FFFFFF	#000000	##000000
##C9E449	1.00	1.43	14.68	14.68
#FFFFFF	1.43	1.00	21.00	21.00
#000000	14.68	21.00	1.00	1.00
##000000	14.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F2D831

Deuteranopia (green-blind)

#EFD855

Tritanopia (blue-blind)

#D4D8C5

Achromatopsia (no color)

#D8D8D8

Design tokens & code

CSS

--color: #c9e449;
/* rgb */ color: rgb(201, 228, 73);
/* oklch */ color: oklch(87.1% 0.177 118.8);

Tailwind

colors: {
  custom: {
    50: '#ddec84',
    500: '#c9e449',
    950: '#000000',
  },
}

SCSS

$custom: #c9e449;
$custom-light: #ddec84;
$custom-dark: #000000;

JSON

{
  "hex": "#c9e449",
  "rgb": {
    "r": 201,
    "g": 228,
    "b": 73
  },
  "hsl": {
    "h": 70.452,
    "s": 74.163,
    "l": 59.02
  },
  "oklch": {
    "l": 0.87113,
    "c": 0.17713,
    "h": 118.8
  },
  "luminance": 0.68385
}

Semantic roles & 50–950 ramp

primary

#C9E449

secondary

#45329F

accent

#37F157

background

#FEFEFC

surface

#FCFDF3

border

#D5D5CD

text

#15160C

muted

#84847F

Preview Lab

Preview with #C9E449

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

Preview Lab → · Contrast checker → · Palette generator →