#ECFF68#ECFF68

#ECFF68 is a very light, vivid yellow. Relative luminance 0.904; OKLCH L 95.8% C 0.174 H 115.8°. Best body text is #000000 at 19.07:1 contrast (WCAG AA passes).

Color values

HEX	#ECFF68
RGB	rgb(236, 255, 104)
HSL	hsl(68, 100%, 70%)
HSV	hsv(68, 59%, 100%)
CMYK	cmyk(7.5%, 0%, 59.2%, 0%)
CIE-LAB	lab(96.14, -25.79, 68.17)
CIE-LCH	lch(96.14, 72.89, 110.72°)
OKLab	oklab(95.79% -0.0758 0.1567)
OKLCH	oklch(95.79% 0.174 115.8)
XYZ	xyz(72.8522, 90.3533, 26.6961)
Luminance	0.9035 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFF68 #7B68FF

analogous

#FFC768 #ECFF68 #A0FF68

triadic

#ECFF68 #68ECFF #FF68EC

tetradic

#ECFF68 #68FFC7 #7B68FF #FF68A0

square

#ECFF68 #68FFC7 #7B68FF #FF68A0

split-complementary

#ECFF68 #68A0FF #C768FF

monochromatic

#CFED00 #E4FF2B #ECFF68 #F4FFA5 #FBFFE0

Accessibility & contrast

On white

1.10

#ECFF68 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.07

#ECFF68 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFF68

19.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFF68	#FFFFFF	#000000	##000000
##ECFF68	1.00	1.10	19.07	19.07
#FFFFFF	1.10	1.00	21.00	21.00
#000000	19.07	21.00	1.00	1.00
##000000	19.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF357

Deuteranopia (green-blind)

#FFF572

Tritanopia (blue-blind)

#FAF2DF

Achromatopsia (no color)

#F4F4F4

Design tokens & code

CSS

--color: #ecff68;
/* rgb */ color: rgb(236, 255, 104);
/* oklch */ color: oklch(95.8% 0.174 115.8);

Tailwind

colors: {
  custom: {
    50: '#f5ff99',
    500: '#ecff68',
    950: '#000000',
  },
}

SCSS

$custom: #ecff68;
$custom-light: #f5ff99;
$custom-dark: #000000;

JSON

{
  "hex": "#ecff68",
  "rgb": {
    "r": 236,
    "g": 255,
    "b": 104
  },
  "hsl": {
    "h": 67.55,
    "s": 100,
    "l": 70.392
  },
  "oklch": {
    "l": 0.95785,
    "c": 0.17403,
    "h": 115.8
  },
  "luminance": 0.90352
}

Semantic roles & 50–950 ramp

primary

#ECFF68

secondary

#4631DB

accent

#00E61D

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#17170E

muted

#85857F

Preview Lab

Preview with #ECFF68

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

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