#ECF44E#ECF44E

#ECF44E is a very light, vivid yellow. Relative luminance 0.831; OKLCH L 93.2% C 0.181 H 112.1°. Best body text is #000000 at 17.62:1 contrast (WCAG AA passes).

Color values

HEX	#ECF44E
RGB	rgb(236, 244, 78)
HSL	hsl(63, 88%, 63%)
HSV	hsv(63, 68%, 96%)
CMYK	cmyk(3.3%, 0%, 68%, 4.3%)
CIE-LAB	lab(93.05, -22.16, 75.01)
CIE-LCH	lch(93.05, 78.21, 106.46°)
OKLab	oklab(93.25% -0.0681 0.1674)
OKLCH	oklch(93.25% 0.181 112.1)
XYZ	xyz(68.3200, 83.0859, 19.6445)
Luminance	0.8308 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF44E #564EF4

analogous

#F4A94E #ECF44E #99F44E

triadic

#ECF44E #4EECF4 #F44EEC

tetradic

#ECF44E #4EF4A9 #564EF4 #F44E99

square

#ECF44E #4EF4A9 #564EF4 #F44E99

split-complementary

#ECF44E #4E99F4 #A94EF4

monochromatic

#B3BC0C #E6F014 #ECF44E #F2F888 #F8FBC1

Accessibility & contrast

On white

1.19

#ECF44E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.62

#ECF44E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF44E

17.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF44E	#FFFFFF	#000000	##000000
##ECF44E	1.00	1.19	17.62	17.62
#FFFFFF	1.19	1.00	21.00	21.00
#000000	17.62	21.00	1.00	1.00
##000000	17.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE933

Deuteranopia (green-blind)

#FFED5A

Tritanopia (blue-blind)

#FCE6D3

Achromatopsia (no color)

#EBEBEB

Design tokens & code

CSS

--color: #ecf44e;
/* rgb */ color: rgb(236, 244, 78);
/* oklch */ color: oklch(93.2% 0.181 112.1);

Tailwind

colors: {
  custom: {
    50: '#f6f789',
    500: '#ecf44e',
    950: '#000000',
  },
}

SCSS

$custom: #ecf44e;
$custom-light: #f6f789;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf44e",
  "rgb": {
    "r": 236,
    "g": 244,
    "b": 78
  },
  "hsl": {
    "h": 62.892,
    "s": 88.298,
    "l": 63.137
  },
  "oklch": {
    "l": 0.93249,
    "c": 0.18074,
    "h": 112.1
  },
  "luminance": 0.83084
}

Semantic roles & 50–950 ramp

primary

#ECF44E

secondary

#332CBA

accent

#01E50C

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18170C

muted

#86857F

Preview Lab

Preview with #ECF44E

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

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