#CEF459#CEF459

#CEF459 is a very light, vivid yellow-green. Relative luminance 0.785; OKLCH L 91.1% C 0.183 H 121.9°. Best body text is #000000 at 16.71:1 contrast (WCAG AA passes).

Color values

HEX	#CEF459
RGB	rgb(206, 244, 89)
HSL	hsl(75, 88%, 65%)
HSV	hsv(75, 64%, 96%)
CMYK	cmyk(15.6%, 0%, 63.5%, 4.3%)
CIE-LAB	lab(91.03, -33.34, 68.12)
CIE-LCH	lch(91.03, 75.84, 116.08°)
OKLab	oklab(91.12% -0.0966 0.1552)
OKLCH	oklch(91.12% 0.183 121.9)
XYZ	xyz(59.6081, 78.5444, 21.4696)
Luminance	0.7854 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CEF459 #7F59F4

analogous

#F4CD59 #CEF459 #80F459

triadic

#CEF459 #59CEF4 #F459CE

tetradic

#CEF459 #59F4CD #7F59F4 #F45980

square

#CEF459 #59F4CD #7F59F4 #F45980

split-complementary

#CEF459 #5980F4 #CD59F4

monochromatic

#98C60D #BDF020 #CEF459 #DFF892 #F0FCCC

Accessibility & contrast

On white

1.26

#CEF459 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.71

#CEF459 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CEF459

16.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CEF459	#FFFFFF	#000000	##000000
##CEF459	1.00	1.26	16.71	16.71
#FFFFFF	1.26	1.00	21.00	21.00
#000000	16.71	21.00	1.00	1.00
##000000	16.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE645

Deuteranopia (green-blind)

#FDE564

Tritanopia (blue-blind)

#D8E8D4

Achromatopsia (no color)

#E5E5E5

Design tokens & code

CSS

--color: #cef459;
/* rgb */ color: rgb(206, 244, 89);
/* oklch */ color: oklch(91.1% 0.183 121.9);

Tailwind

colors: {
  custom: {
    50: '#e0f78f',
    500: '#cef459',
    950: '#000000',
  },
}

SCSS

$custom: #cef459;
$custom-light: #e0f78f;
$custom-dark: #000000;

JSON

{
  "hex": "#cef459",
  "rgb": {
    "r": 206,
    "g": 244,
    "b": 89
  },
  "hsl": {
    "h": 74.71,
    "s": 87.571,
    "l": 65.294
  },
  "oklch": {
    "l": 0.91122,
    "c": 0.18283,
    "h": 121.9
  },
  "luminance": 0.78544
}

Semantic roles & 50–950 ramp

primary

#CEF459

secondary

#532FC3

accent

#01E439

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#16170D

muted

#84857F

Preview Lab

Preview with #CEF459

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

Preview Lab → · Contrast checker → · Palette generator →