#ECFE48#ECFE48

#ECFE48 is a very light, vivid yellow. Relative luminance 0.892; OKLCH L 95.3% C 0.195 H 115.1°. Best body text is #000000 at 18.84:1 contrast (WCAG AA passes).

Color values

HEX	#ECFE48
RGB	rgb(236, 254, 72)
HSL	hsl(66, 99%, 64%)
HSV	hsv(66, 72%, 100%)
CMYK	cmyk(7.1%, 0%, 71.7%, 0.4%)
CIE-LAB	lab(95.66, -27.17, 79.60)
CIE-LCH	lch(95.66, 84.11, 108.85°)
OKLab	oklab(95.33% -0.0826 0.1761)
OKLCH	oklch(95.33% 0.195 115.1)
XYZ	xyz(71.2055, 89.1856, 19.5932)
Luminance	0.8918 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFE48 #5A48FE

analogous

#FEB548 #ECFE48 #91FE48

triadic

#ECFE48 #48ECFE #FE48EC

tetradic

#ECFE48 #48FEB5 #5A48FE #FE4891

square

#ECFE48 #48FEB5 #5A48FE #FE4891

split-complementary

#ECFE48 #4891FE #B548FE

monochromatic

#B7CA01 #E6FE0B #ECFE48 #F2FE85 #F9FFC2

Accessibility & contrast

On white

1.11

#ECFE48 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.84

#ECFE48 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFE48

18.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFE48	#FFFFFF	#000000	##000000
##ECFE48	1.00	1.11	18.84	18.84
#FFFFFF	1.11	1.00	21.00	21.00
#000000	18.84	21.00	1.00	1.00
##000000	18.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF124

Deuteranopia (green-blind)

#FFF457

Tritanopia (blue-blind)

#FBEFDB

Achromatopsia (no color)

#F2F2F2

Design tokens & code

CSS

--color: #ecfe48;
/* rgb */ color: rgb(236, 254, 72);
/* oklch */ color: oklch(95.3% 0.195 115.1);

Tailwind

colors: {
  custom: {
    50: '#f6fe87',
    500: '#ecfe48',
    950: '#000000',
  },
}

SCSS

$custom: #ecfe48;
$custom-light: #f6fe87;
$custom-dark: #000000;

JSON

{
  "hex": "#ecfe48",
  "rgb": {
    "r": 236,
    "g": 254,
    "b": 72
  },
  "hsl": {
    "h": 65.934,
    "s": 98.913,
    "l": 63.922
  },
  "oklch": {
    "l": 0.95325,
    "c": 0.19455,
    "h": 115.1
  },
  "luminance": 0.89184
}

Semantic roles & 50–950 ramp

primary

#ECFE48

secondary

#3424C6

accent

#00E617

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#18170C

muted

#86857F

Preview Lab

Preview with #ECFE48

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

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