#CEFF54#CEFF54

#CEFF54 is a very light, vivid yellow-green. Relative luminance 0.853; OKLCH L 93.5% C 0.199 H 124.1°. Best body text is #000000 at 18.06:1 contrast (WCAG AA passes).

Color values

HEX	#CEFF54
RGB	rgb(206, 255, 84)
HSL	hsl(77, 100%, 66%)
HSV	hsv(77, 67%, 100%)
CMYK	cmyk(19.2%, 0%, 67.1%, 0%)
CIE-LAB	lab(94.00, -38.63, 73.13)
CIE-LCH	lch(94.00, 82.71, 117.85°)
OKLab	oklab(93.51% -0.1117 0.1651)
OKLCH	oklch(93.51% 0.199 124.1)
XYZ	xyz(62.8144, 85.2814, 21.5375)
Luminance	0.8528 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CEFF54 #8554FF

analogous

#FFDB54 #CEFF54 #79FF54

triadic

#CEFF54 #54CEFF #FF54CE

tetradic

#CEFF54 #54FFDB #8554FF #FF5479

square

#CEFF54 #54FFDB #8554FF #FF5479

split-complementary

#CEFF54 #5479FF #DB54FF

monochromatic

#9BD900 #BCFF17 #CEFF54 #E0FF91 #F1FFCE

Accessibility & contrast

On white

1.16

#CEFF54 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.06

#CEFF54 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CEFF54

18.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CEFF54	#FFFFFF	#000000	##000000
##CEFF54	1.00	1.16	18.06	18.06
#FFFFFF	1.16	1.00	21.00	21.00
#000000	18.06	21.00	1.00	1.00
##000000	18.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEF3A

Deuteranopia (green-blind)

#FFED62

Tritanopia (blue-blind)

#D7F3DD

Achromatopsia (no color)

#EEEEEE

Design tokens & code

CSS

--color: #ceff54;
/* rgb */ color: rgb(206, 255, 84);
/* oklch */ color: oklch(93.5% 0.199 124.1);

Tailwind

colors: {
  custom: {
    50: '#e1ff8d',
    500: '#ceff54',
    950: '#000000',
  },
}

SCSS

$custom: #ceff54;
$custom-light: #e1ff8d;
$custom-dark: #000000;

JSON

{
  "hex": "#ceff54",
  "rgb": {
    "r": 206,
    "g": 255,
    "b": 84
  },
  "hsl": {
    "h": 77.193,
    "s": 100,
    "l": 66.471
  },
  "oklch": {
    "l": 0.93513,
    "c": 0.19931,
    "h": 124.1
  },
  "luminance": 0.85282
}

Semantic roles & 50–950 ramp

primary

#CEFF54

secondary

#5725D2

accent

#00E642

background

#FEFFFC

surface

#FCFFF4

border

#D5D7CE

text

#16180D

muted

#84867F

Preview Lab

Preview with #CEFF54

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

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