#CEF256#CEF256

#CEF256 is a very light, vivid yellow-green. Relative luminance 0.773; OKLCH L 90.7% C 0.183 H 121.3°. Best body text is #000000 at 16.46:1 contrast (WCAG AA passes).

Color values

HEX	#CEF256
RGB	rgb(206, 242, 86)
HSL	hsl(74, 86%, 64%)
HSV	hsv(74, 64%, 95%)
CMYK	cmyk(14.9%, 0%, 64.5%, 5.1%)
CIE-LAB	lab(90.46, -32.63, 68.70)
CIE-LCH	lch(90.46, 76.05, 115.40°)
OKLab	oklab(90.66% -0.0949 0.156)
OKLCH	oklch(90.66% 0.183 121.3)
XYZ	xyz(58.8862, 77.2980, 20.6201)
Luminance	0.7730 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CEF256 #7A56F2

analogous

#F2C856 #CEF256 #80F256

triadic

#CEF256 #56CEF2 #F256CE

tetradic

#CEF256 #56F2C8 #7A56F2 #F25680

square

#CEF256 #56F2C8 #7A56F2 #F25680

split-complementary

#CEF256 #5680F2 #C856F2

monochromatic

#96BF0F #BEEE1D #CEF256 #DEF68F #EFFBC8

Accessibility & contrast

On white

1.28

#CEF256 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.46

#CEF256 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CEF256

16.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CEF256	#FFFFFF	#000000	##000000
##CEF256	1.00	1.28	16.46	16.46
#FFFFFF	1.28	1.00	21.00	21.00
#000000	16.46	21.00	1.00	1.00
##000000	16.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE441

Deuteranopia (green-blind)

#FCE462

Tritanopia (blue-blind)

#D8E6D2

Achromatopsia (no color)

#E4E4E4

Design tokens & code

CSS

--color: #cef256;
/* rgb */ color: rgb(206, 242, 86);
/* oklch */ color: oklch(90.7% 0.183 121.3);

Tailwind

colors: {
  custom: {
    50: '#e0f68d',
    500: '#cef256',
    950: '#000000',
  },
}

SCSS

$custom: #cef256;
$custom-light: #e0f68d;
$custom-dark: #000000;

JSON

{
  "hex": "#cef256",
  "rgb": {
    "r": 206,
    "g": 242,
    "b": 86
  },
  "hsl": {
    "h": 73.846,
    "s": 85.714,
    "l": 64.314
  },
  "oklch": {
    "l": 0.90656,
    "c": 0.18261,
    "h": 121.3
  },
  "luminance": 0.77298
}

Semantic roles & 50–950 ramp

primary

#CEF256

secondary

#502FBD

accent

#03E237

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#16170D

muted

#84857F

Preview Lab

Preview with #CEF256

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

Preview Lab → · Contrast checker → · Palette generator →