#C9EF48#C9EF48

#C9EF48 is a very light, vivid yellow-green. Relative luminance 0.746; OKLCH L 89.5% C 0.190 H 121.6°. Best body text is #000000 at 15.92:1 contrast (WCAG AA passes).

Color values

HEX	#C9EF48
RGB	rgb(201, 239, 72)
HSL	hsl(74, 84%, 61%)
HSV	hsv(74, 70%, 94%)
CMYK	cmyk(15.9%, 0%, 69.9%, 6.3%)
CIE-LAB	lab(89.21, -34.03, 72.51)
CIE-LCH	lch(89.21, 80.10, 115.14°)
OKLab	oklab(89.54% -0.0997 0.1621)
OKLCH	oklch(89.54% 0.19 121.6)
XYZ	xyz(56.1244, 74.6184, 17.5757)
Luminance	0.7462 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C9EF48 #6E48EF

analogous

#EFC248 #C9EF48 #75EF48

triadic

#C9EF48 #48C9EF #EF48C9

tetradic

#C9EF48 #48EFC2 #6E48EF #EF4875

square

#C9EF48 #48EFC2 #6E48EF #EF4875

split-complementary

#C9EF48 #4875EF #C248EF

monochromatic

#89AD0F #B6E614 #C9EF48 #DAF480 #EAF9B9

Accessibility & contrast

On white

1.32

#C9EF48 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.92

#C9EF48 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C9EF48

15.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C9EF48	#FFFFFF	#000000	##000000
##C9EF48	1.00	1.32	15.92	15.92
#FFFFFF	1.32	1.00	21.00	21.00
#000000	15.92	21.00	1.00	1.00
##000000	15.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDE12B

Deuteranopia (green-blind)

#F8E056

Tritanopia (blue-blind)

#D4E3CE

Achromatopsia (no color)

#E0E0E0

Design tokens & code

CSS

--color: #c9ef48;
/* rgb */ color: rgb(201, 239, 72);
/* oklch */ color: oklch(89.5% 0.190 121.6);

Tailwind

colors: {
  custom: {
    50: '#ddf485',
    500: '#c9ef48',
    950: '#000000',
  },
}

SCSS

$custom: #c9ef48;
$custom-light: #ddf485;
$custom-dark: #000000;

JSON

{
  "hex": "#c9ef48",
  "rgb": {
    "r": 201,
    "g": 239,
    "b": 72
  },
  "hsl": {
    "h": 73.653,
    "s": 83.92,
    "l": 60.98
  },
  "oklch": {
    "l": 0.8954,
    "c": 0.19035,
    "h": 121.6
  },
  "luminance": 0.74618
}

Semantic roles & 50–950 ramp

primary

#C9EF48

secondary

#4B2DAE

accent

#05E037

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#16170C

muted

#84857F

Preview Lab

Preview with #C9EF48

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

Preview Lab → · Contrast checker → · Palette generator →