#CEEF64#CEEF64

#CEEF64 is a very light, vivid yellow-green. Relative luminance 0.758; OKLCH L 90.1% C 0.168 H 121.1°. Best body text is #000000 at 16.16:1 contrast (WCAG AA passes).

Color values

HEX	#CEEF64
RGB	rgb(206, 239, 100)
HSL	hsl(74, 81%, 66%)
HSV	hsv(74, 58%, 94%)
CMYK	cmyk(13.8%, 0%, 58.2%, 6.3%)
CIE-LAB	lab(89.75, -30.23, 62.21)
CIE-LCH	lch(89.75, 69.17, 115.92°)
OKLab	oklab(90.13% -0.0869 0.1441)
OKLCH	oklch(90.13% 0.168 121.1)
XYZ	xyz(58.6210, 75.7750, 23.5919)
Luminance	0.7578 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CEEF64 #8564EF

analogous

#EFCB64 #CEEF64 #89EF64

triadic

#CEEF64 #64CEEF #EF64CE

tetradic

#CEEF64 #64EFCB #8564EF #EF6489

square

#CEEF64 #64EFCB #8564EF #EF6489

split-complementary

#CEEF64 #6489EF #CB64EF

monochromatic

#9BC414 #BCE92D #CEEF64 #E0F59B #F1FAD3

Accessibility & contrast

On white

1.30

#CEEF64 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.16

#CEEF64 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CEEF64

16.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CEEF64	#FFFFFF	#000000	##000000
##CEEF64	1.00	1.30	16.16	16.16
#FFFFFF	1.30	1.00	21.00	21.00
#000000	16.16	21.00	1.00	1.00
##000000	16.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FCE255

Deuteranopia (green-blind)

#F8E26D

Tritanopia (blue-blind)

#D8E4D1

Achromatopsia (no color)

#E2E2E2

Design tokens & code

CSS

--color: #ceef64;
/* rgb */ color: rgb(206, 239, 100);
/* oklch */ color: oklch(90.1% 0.168 121.1);

Tailwind

colors: {
  custom: {
    50: '#e0f495',
    500: '#ceef64',
    950: '#000000',
  },
}

SCSS

$custom: #ceef64;
$custom-light: #e0f495;
$custom-dark: #000000;

JSON

{
  "hex": "#ceef64",
  "rgb": {
    "r": 206,
    "g": 239,
    "b": 100
  },
  "hsl": {
    "h": 74.245,
    "s": 81.287,
    "l": 66.471
  },
  "oklch": {
    "l": 0.90127,
    "c": 0.16824,
    "h": 121.1
  },
  "luminance": 0.75775
}

Semantic roles & 50–950 ramp

primary

#CEEF64

secondary

#5735C2

accent

#08DE3B

background

#FEFFFC

surface

#FCFEF5

border

#D5D6CF

text

#16170E

muted

#84857F

Preview Lab

Preview with #CEEF64

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

Preview Lab → · Contrast checker → · Palette generator →