#CCEF59#CCEF59

#CCEF59 is a very light, vivid yellow-green. Relative luminance 0.753; OKLCH L 89.9% C 0.178 H 121.3°. Best body text is #000000 at 16.06:1 contrast (WCAG AA passes).

Color values

HEX#CCEF59
RGBrgb(204, 239, 89)
HSLhsl(74, 82%, 64%)
HSVhsv(74, 63%, 94%)
CMYKcmyk(14.6%, 0%, 62.8%, 6.3%)
CIE-LABlab(89.53, -31.82, 66.49)
CIE-LCHlch(89.53, 73.71, 115.57°)
OKLaboklab(89.88% -0.0922 0.1518)
OKLCHoklch(89.88% 0.178 121.3)
XYZxyz(57.5722, 75.2917, 20.9490)
Luminance0.7529 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#CCEF59 #7C59EF
analogous
#EFC759 #CCEF59 #81EF59
triadic
#CCEF59 #59CCEF #EF59CC
tetradic
#CCEF59 #59EFC7 #7C59EF #EF5981
square
#CCEF59 #59EFC7 #7C59EF #EF5981
split-complementary
#CCEF59 #5981EF #C759EF
monochromatic
#94BC12 #BBEA21 #CCEF59 #DDF491 #EEFAC9

Accessibility & contrast

On white

1.31
#CCEF59 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

16.06
#CCEF59 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CCEF59
16.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##CCEF59#FFFFFF#000000##000000
##CCEF591.001.3116.0616.06
#FFFFFF1.311.0021.0021.00
#00000016.0621.001.001.00
##00000016.0621.001.001.00

Color blindness preview

Protanopia (red-blind)
#FDE246
Deuteranopia (green-blind)
#F8E164
Tritanopia (blue-blind)
#D6E3D0
Achromatopsia (no color)
#E1E1E1

Design tokens & code

CSS
--color: #ccef59;
/* rgb */ color: rgb(204, 239, 89);
/* oklch */ color: oklch(89.9% 0.178 121.3);
Tailwind
colors: {
  custom: {
    50: '#dff48e',
    500: '#ccef59',
    950: '#000000',
  },
}
SCSS
$custom: #ccef59;
$custom-light: #dff48e;
$custom-dark: #000000;
JSON
{
  "hex": "#ccef59",
  "rgb": {
    "r": 204,
    "g": 239,
    "b": 89
  },
  "hsl": {
    "h": 74,
    "s": 82.418,
    "l": 64.314
  },
  "oklch": {
    "l": 0.89882,
    "c": 0.17764,
    "h": 121.3
  },
  "luminance": 0.75292
}

Semantic roles & 50–950 ramp

primary
#CCEF59
secondary
#5232BA
accent
#07DF39
background
#FEFFFC
surface
#FCFEF4
border
#D5D6CE
text
#16170D
muted
#84857F

Preview Lab

Preview with #CCEF59

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

Preview Lab → · Contrast checker → · Palette generator →

#CCEF59 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva