#CEF454#CEF454

#CEF454 is a very light, vivid yellow-green. Relative luminance 0.785; OKLCH L 91.1% C 0.186 H 121.7°. Best body text is #000000 at 16.69:1 contrast (WCAG AA passes).

Color values

HEX	#CEF454
RGB	rgb(206, 244, 84)
HSL	hsl(74, 88%, 64%)
HSV	hsv(74, 66%, 96%)
CMYK	cmyk(15.6%, 0%, 65.6%, 4.3%)
CIE-LAB	lab(90.99, -33.67, 70.02)
CIE-LCH	lch(90.99, 77.70, 115.68°)
OKLab	oklab(91.08% -0.0979 0.1586)
OKLCH	oklch(91.08% 0.186 121.7)
XYZ	xyz(59.4053, 78.4632, 20.4011)
Luminance	0.7846 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CEF454 #7A54F4

analogous

#F4CA54 #CEF454 #7EF454

triadic

#CEF454 #54CEF4 #F454CE

tetradic

#CEF454 #54F4CA #7A54F4 #F4547E

square

#CEF454 #54F4CA #7A54F4 #F4547E

split-complementary

#CEF454 #547EF4 #CA54F4

monochromatic

#96C10C #BEF01B #CEF454 #DEF88E #EFFBC7

Accessibility & contrast

On white

1.26

#CEF454 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.69

#CEF454 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CEF454

16.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CEF454	#FFFFFF	#000000	##000000
##CEF454	1.00	1.26	16.69	16.69
#FFFFFF	1.26	1.00	21.00	21.00
#000000	16.69	21.00	1.00	1.00
##000000	16.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE63D

Deuteranopia (green-blind)

#FDE560

Tritanopia (blue-blind)

#D8E8D4

Achromatopsia (no color)

#E5E5E5

Design tokens & code

CSS

--color: #cef454;
/* rgb */ color: rgb(206, 244, 84);
/* oklch */ color: oklch(91.1% 0.186 121.7);

Tailwind

colors: {
  custom: {
    50: '#e0f78c',
    500: '#cef454',
    950: '#000000',
  },
}

SCSS

$custom: #cef454;
$custom-light: #e0f78c;
$custom-dark: #000000;

JSON

{
  "hex": "#cef454",
  "rgb": {
    "r": 206,
    "g": 244,
    "b": 84
  },
  "hsl": {
    "h": 74.25,
    "s": 87.912,
    "l": 64.314
  },
  "oklch": {
    "l": 0.91081,
    "c": 0.18637,
    "h": 121.7
  },
  "luminance": 0.78463
}

Semantic roles & 50–950 ramp

primary

#CEF454

secondary

#502DBF

accent

#01E437

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#16170D

muted

#84857F

Preview Lab

Preview with #CEF454

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

Preview Lab → · Contrast checker → · Palette generator →