#CEF35B#CEF35B

#CEF35B is a very light, vivid yellow-green. Relative luminance 0.780; OKLCH L 90.9% C 0.180 H 121.7°. Best body text is #000000 at 16.60:1 contrast (WCAG AA passes).

Color values

HEX#CEF35B
RGBrgb(206, 243, 91)
HSLhsl(75, 86%, 65%)
HSVhsv(75, 63%, 95%)
CMYKcmyk(15.2%, 0%, 62.6%, 4.7%)
CIE-LABlab(90.77, -32.75, 67.05)
CIE-LCHlch(90.77, 74.62, 116.03°)
OKLaboklab(90.92% -0.0947 0.1532)
OKLCHoklch(90.92% 0.18 121.7)
XYZxyz(59.3932, 77.9783, 21.8179)
Luminance0.7798 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#CEF35B #805BF3
analogous
#F3CC5B #CEF35B #82F35B
triadic
#CEF35B #5BCEF3 #F35BCE
tetradic
#CEF35B #5BF3CC #805BF3 #F35B82
square
#CEF35B #5BF3CC #805BF3 #F35B82
split-complementary
#CEF35B #5B82F3 #CC5BF3
monochromatic
#99C50E #BDEF22 #CEF35B #DFF794 #F0FBCD

Accessibility & contrast

On white

1.27
#CEF35B on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

16.60
#CEF35B on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CEF35B
16.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##CEF35B#FFFFFF#000000##000000
##CEF35B1.001.2716.6016.60
#FFFFFF1.271.0021.0021.00
#00000016.6021.001.001.00
##00000016.6021.001.001.00

Color blindness preview

Protanopia (red-blind)
#FFE548
Deuteranopia (green-blind)
#FCE566
Tritanopia (blue-blind)
#D8E7D3
Achromatopsia (no color)
#E5E5E5

Design tokens & code

CSS
--color: #cef35b;
/* rgb */ color: rgb(206, 243, 91);
/* oklch */ color: oklch(90.9% 0.180 121.7);
Tailwind
colors: {
  custom: {
    50: '#e0f790',
    500: '#cef35b',
    950: '#000000',
  },
}
SCSS
$custom: #cef35b;
$custom-light: #e0f790;
$custom-dark: #000000;
JSON
{
  "hex": "#cef35b",
  "rgb": {
    "r": 206,
    "g": 243,
    "b": 91
  },
  "hsl": {
    "h": 74.605,
    "s": 86.364,
    "l": 65.49
  },
  "oklch": {
    "l": 0.9092,
    "c": 0.18016,
    "h": 121.7
  },
  "luminance": 0.77978
}

Semantic roles & 50–950 ramp

primary
#CEF35B
secondary
#5430C2
accent
#03E339
background
#FEFFFC
surface
#FCFEF4
border
#D5D6CE
text
#16170D
muted
#84857F

Preview Lab

Preview with #CEF35B

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

Preview Lab → · Contrast checker → · Palette generator →

#CEF35B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva