#C9F663#C9F663

#C9F663 is a very light, vivid yellow-green. Relative luminance 0.792; OKLCH L 91.3% C 0.180 H 124.3°. Best body text is #000000 at 16.85:1 contrast (WCAG AA passes).

Color values

HEX	#C9F663
RGB	rgb(201, 246, 99)
HSL	hsl(78, 89%, 68%)
HSV	hsv(78, 60%, 96%)
CMYK	cmyk(18.3%, 0%, 59.8%, 3.5%)
CIE-LAB	lab(91.34, -35.43, 64.30)
CIE-LCH	lch(91.34, 73.42, 118.86°)
OKLab	oklab(91.32% -0.1012 0.1485)
OKLCH	oklch(91.32% 0.18 124.3)
XYZ	xyz(59.2956, 79.2294, 23.9709)
Luminance	0.7923 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C9F663 #9063F6

analogous

#F6D963 #C9F663 #80F663

triadic

#C9F663 #63C9F6 #F663C9

tetradic

#C9F663 #63F6D9 #9063F6 #F66380

square

#C9F663 #63F6D9 #9063F6 #F66380

split-complementary

#C9F663 #6380F6 #D963F6

monochromatic

#96D20C #B5F329 #C9F663 #DDF99D #F1FDD7

Accessibility & contrast

On white

1.25

#C9F663 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.85

#C9F663 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C9F663

16.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C9F663	#FFFFFF	#000000	##000000
##C9F663	1.00	1.25	16.85	16.85
#FFFFFF	1.25	1.00	21.00	21.00
#000000	16.85	21.00	1.00	1.00
##000000	16.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE852

Deuteranopia (green-blind)

#FDE66D

Tritanopia (blue-blind)

#D1EBD7

Achromatopsia (no color)

#E6E6E6

Design tokens & code

CSS

--color: #c9f663;
/* rgb */ color: rgb(201, 246, 99);
/* oklch */ color: oklch(91.3% 0.180 124.3);

Tailwind

colors: {
  custom: {
    50: '#dcf995',
    500: '#c9f663',
    950: '#000000',
  },
}

SCSS

$custom: #c9f663;
$custom-light: #dcf995;
$custom-dark: #000000;

JSON

{
  "hex": "#c9f663",
  "rgb": {
    "r": 201,
    "g": 246,
    "b": 99
  },
  "hsl": {
    "h": 78.367,
    "s": 89.091,
    "l": 67.647
  },
  "oklch": {
    "l": 0.91317,
    "c": 0.17967,
    "h": 124.3
  },
  "luminance": 0.7923
}

Semantic roles & 50–950 ramp

primary

#C9F663

secondary

#6030CE

accent

#00E646

background

#FEFFFC

surface

#FCFFF5

border

#D5D7CF

text

#15170E

muted

#84857F

Preview Lab

Preview with #C9F663

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

Preview Lab → · Contrast checker → · Palette generator →