#ECFF72#ECFF72

#ECFF72 is a very light, vivid yellow. Relative luminance 0.906; OKLCH L 95.9% C 0.166 H 116.0°. Best body text is #000000 at 19.11:1 contrast (WCAG AA passes).

Color values

HEX	#ECFF72
RGB	rgb(236, 255, 114)
HSL	hsl(68, 100%, 72%)
HSV	hsv(68, 55%, 100%)
CMYK	cmyk(7.5%, 0%, 55.3%, 0%)
CIE-LAB	lab(96.23, -25.05, 64.04)
CIE-LCH	lch(96.23, 68.77, 111.36°)
OKLab	oklab(95.89% -0.0727 0.149)
OKLCH	oklch(95.89% 0.166 116)
XYZ	xyz(73.3906, 90.5687, 29.5316)
Luminance	0.9057 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFF72 #8572FF

analogous

#FFCB72 #ECFF72 #A6FF72

triadic

#ECFF72 #72ECFF #FF72EC

tetradic

#ECFF72 #72FFCB #8572FF #FF72A6

square

#ECFF72 #72FFCB #8572FF #FF72A6

split-complementary

#ECFF72 #72A6FF #CB72FF

monochromatic

#D5F700 #E4FF35 #ECFF72 #F4FFAF #FBFFE0

Accessibility & contrast

On white

1.10

#ECFF72 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.11

#ECFF72 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFF72

19.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFF72	#FFFFFF	#000000	##000000
##ECFF72	1.00	1.10	19.11	19.11
#FFFFFF	1.10	1.00	21.00	21.00
#000000	19.11	21.00	1.00	1.00
##000000	19.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF363

Deuteranopia (green-blind)

#FFF57A

Tritanopia (blue-blind)

#F9F2E0

Achromatopsia (no color)

#F4F4F4

Design tokens & code

CSS

--color: #ecff72;
/* rgb */ color: rgb(236, 255, 114);
/* oklch */ color: oklch(95.9% 0.166 116.0);

Tailwind

colors: {
  custom: {
    50: '#f5ff9f',
    500: '#ecff72',
    950: '#000000',
  },
}

SCSS

$custom: #ecff72;
$custom-light: #f5ff9f;
$custom-dark: #000000;

JSON

{
  "hex": "#ecff72",
  "rgb": {
    "r": 236,
    "g": 255,
    "b": 114
  },
  "hsl": {
    "h": 68.085,
    "s": 100,
    "l": 72.353
  },
  "oklch": {
    "l": 0.95885,
    "c": 0.1658,
    "h": 116
  },
  "luminance": 0.90568
}

Semantic roles & 50–950 ramp

primary

#ECFF72

secondary

#4F39DC

accent

#00E61F

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#17180F

muted

#858680

Preview Lab

Preview with #ECFF72

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

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