#CEFF4F#CEFF4F

#CEFF4F is a very light, highly saturated yellow-green. Relative luminance 0.852; OKLCH L 93.5% C 0.202 H 123.9°. Best body text is #000000 at 18.04:1 contrast (WCAG AA passes).

Color values

HEX	#CEFF4F
RGB	rgb(206, 255, 79)
HSL	hsl(77, 100%, 65%)
HSV	hsv(77, 69%, 100%)
CMYK	cmyk(19.2%, 0%, 69%, 0%)
CIE-LAB	lab(93.97, -38.93, 74.90)
CIE-LCH	lch(93.97, 84.41, 117.46°)
OKLab	oklab(93.48% -0.1129 0.1681)
OKLCH	oklch(93.48% 0.202 123.9)
XYZ	xyz(62.6255, 85.2058, 20.5427)
Luminance	0.8521 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CEFF4F #804FFF

analogous

#FFD84F #CEFF4F #76FF4F

triadic

#CEFF4F #4FCEFF #FF4FCE

tetradic

#CEFF4F #4FFFD8 #804FFF #FF4F76

square

#CEFF4F #4FFFD8 #804FFF #FF4F76

split-complementary

#CEFF4F #4F76FF #D84FFF

monochromatic

#99D400 #BDFF12 #CEFF4F #DFFF8C #F0FFC9

Accessibility & contrast

On white

1.16

#CEFF4F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.04

#CEFF4F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CEFF4F

18.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CEFF4F	#FFFFFF	#000000	##000000
##CEFF4F	1.00	1.16	18.04	18.04
#FFFFFF	1.16	1.00	21.00	21.00
#000000	18.04	21.00	1.00	1.00
##000000	18.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEF32

Deuteranopia (green-blind)

#FFED5E

Tritanopia (blue-blind)

#D8F3DC

Achromatopsia (no color)

#EEEEEE

Design tokens & code

CSS

--color: #ceff4f;
/* rgb */ color: rgb(206, 255, 79);
/* oklch */ color: oklch(93.5% 0.202 123.9);

Tailwind

colors: {
  custom: {
    50: '#e1ff8a',
    500: '#ceff4f',
    950: '#000000',
  },
}

SCSS

$custom: #ceff4f;
$custom-light: #e1ff8a;
$custom-dark: #000000;

JSON

{
  "hex": "#ceff4f",
  "rgb": {
    "r": 206,
    "g": 255,
    "b": 79
  },
  "hsl": {
    "h": 76.705,
    "s": 100,
    "l": 65.49
  },
  "oklch": {
    "l": 0.93476,
    "c": 0.20248,
    "h": 123.9
  },
  "luminance": 0.85206
}

Semantic roles & 50–950 ramp

primary

#CEFF4F

secondary

#5424CE

accent

#00E640

background

#FEFFFC

surface

#FCFFF4

border

#D5D7CE

text

#16180D

muted

#84867F

Preview Lab

Preview with #CEFF4F

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

Preview Lab → · Contrast checker → · Palette generator →