#CCEF61#CCEF61

#CCEF61 is a very light, vivid yellow-green. Relative luminance 0.754; OKLCH L 90.0% C 0.171 H 121.6°. Best body text is #000000 at 16.09:1 contrast (WCAG AA passes).

Color values

HEX	#CCEF61
RGB	rgb(204, 239, 97)
HSL	hsl(75, 82%, 66%)
HSV	hsv(75, 59%, 94%)
CMYK	cmyk(14.6%, 0%, 59.4%, 6.3%)
CIE-LAB	lab(89.60, -31.23, 63.27)
CIE-LCH	lch(89.60, 70.56, 116.27°)
OKLab	oklab(89.96% -0.0899 0.146)
OKLCH	oklch(89.96% 0.171 121.6)
XYZ	xyz(57.9266, 75.4334, 22.8154)
Luminance	0.7543 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CCEF61 #8461EF

analogous

#EFCB61 #CCEF61 #85EF61

triadic

#CCEF61 #61CCEF #EF61CC

tetradic

#CCEF61 #61EFCB #8461EF #EF6185

square

#CCEF61 #61EFCB #8461EF #EF6185

split-complementary

#CCEF61 #6185EF #CB61EF

monochromatic

#97C214 #BAE929 #CCEF61 #DEF599 #F0FAD0

Accessibility & contrast

On white

1.31

#CCEF61 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.09

#CCEF61 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CCEF61

16.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CCEF61	#FFFFFF	#000000	##000000
##CCEF61	1.00	1.31	16.09	16.09
#FFFFFF	1.31	1.00	21.00	21.00
#000000	16.09	21.00	1.00	1.00
##000000	16.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FCE251

Deuteranopia (green-blind)

#F8E16B

Tritanopia (blue-blind)

#D6E4D1

Achromatopsia (no color)

#E1E1E1

Design tokens & code

CSS

--color: #ccef61;
/* rgb */ color: rgb(204, 239, 97);
/* oklch */ color: oklch(90.0% 0.171 121.6);

Tailwind

colors: {
  custom: {
    50: '#def493',
    500: '#ccef61',
    950: '#000000',
  },
}

SCSS

$custom: #ccef61;
$custom-light: #def493;
$custom-dark: #000000;

JSON

{
  "hex": "#ccef61",
  "rgb": {
    "r": 204,
    "g": 239,
    "b": 97
  },
  "hsl": {
    "h": 74.789,
    "s": 81.609,
    "l": 65.882
  },
  "oklch": {
    "l": 0.89956,
    "c": 0.17143,
    "h": 121.6
  },
  "luminance": 0.75433
}

Semantic roles & 50–950 ramp

primary

#CCEF61

secondary

#5734C0

accent

#08DE3C

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#15170D

muted

#84857F

Preview Lab

Preview with #CCEF61

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

Preview Lab → · Contrast checker → · Palette generator →