#CEF55A#CEF55A

#CEF55A is a very light, vivid yellow-green. Relative luminance 0.792; OKLCH L 91.4% C 0.183 H 122.2°. Best body text is #000000 at 16.83:1 contrast (WCAG AA passes).

Color values

HEX#CEF55A
RGBrgb(206, 245, 90)
HSLhsl(75, 89%, 66%)
HSVhsv(75, 63%, 96%)
CMYKcmyk(15.9%, 0%, 63.3%, 3.9%)
CIE-LABlab(91.31, -33.73, 68.03)
CIE-LCHlch(91.31, 75.93, 116.38°)
OKLaboklab(91.35% -0.0976 0.1552)
OKLCHoklch(91.35% 0.183 122.2)
XYZxyz(59.9521, 79.1647, 21.7928)
Luminance0.7916 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#CEF55A #815AF5
analogous
#F5CF5A #CEF55A #80F55A
triadic
#CEF55A #5ACEF5 #F55ACE
tetradic
#CEF55A #5AF5CF #815AF5 #F55A80
square
#CEF55A #5AF5CF #815AF5 #F55A80
split-complementary
#CEF55A #5A80F5 #CF5AF5
monochromatic
#99C80C #BDF220 #CEF55A #DFF894 #F0FCCD

Accessibility & contrast

On white

1.25
#CEF55A on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

16.83
#CEF55A on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CEF55A
16.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##CEF55A#FFFFFF#000000##000000
##CEF55A1.001.2516.8316.83
#FFFFFF1.251.0021.0021.00
#00000016.8321.001.001.00
##00000016.8321.001.001.00

Color blindness preview

Protanopia (red-blind)
#FFE746
Deuteranopia (green-blind)
#FEE665
Tritanopia (blue-blind)
#D8E9D5
Achromatopsia (no color)
#E6E6E6

Design tokens & code

CSS
--color: #cef55a;
/* rgb */ color: rgb(206, 245, 90);
/* oklch */ color: oklch(91.4% 0.183 122.2);
Tailwind
colors: {
  custom: {
    50: '#e0f88f',
    500: '#cef55a',
    950: '#000000',
  },
}
SCSS
$custom: #cef55a;
$custom-light: #e0f88f;
$custom-dark: #000000;
JSON
{
  "hex": "#cef55a",
  "rgb": {
    "r": 206,
    "g": 245,
    "b": 90
  },
  "hsl": {
    "h": 75.097,
    "s": 88.571,
    "l": 65.686
  },
  "oklch": {
    "l": 0.91351,
    "c": 0.18329,
    "h": 122.2
  },
  "luminance": 0.79165
}

Semantic roles & 50–950 ramp

primary
#CEF55A
secondary
#542EC5
accent
#00E53A
background
#FEFFFC
surface
#FCFFF4
border
#D5D7CE
text
#16170D
muted
#84857F

Preview Lab

Preview with #CEF55A

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

Preview Lab → · Contrast checker → · Palette generator →

#CEF55A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva