#ECF47A#ECF47A

#ECF47A is a very light, vivid yellow. Relative luminance 0.839; OKLCH L 93.7% C 0.146 H 112.3°. Best body text is #000000 at 17.79:1 contrast (WCAG AA passes).

Color values

HEX	#ECF47A
RGB	rgb(236, 244, 122)
HSL	hsl(64, 85%, 72%)
HSV	hsv(64, 50%, 96%)
CMYK	cmyk(3.3%, 0%, 50%, 4.3%)
CIE-LAB	lab(93.42, -19.14, 57.23)
CIE-LCH	lch(93.42, 60.35, 108.49°)
OKLab	oklab(93.67% -0.0553 0.1351)
OKLCH	oklch(93.67% 0.146 112.3)
XYZ	xyz(70.4570, 83.9407, 30.8992)
Luminance	0.8394 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF47A #827AF4

analogous

#F4BF7A #ECF47A #AFF47A

triadic

#ECF47A #7AECF4 #F47AEC

tetradic

#ECF47A #7AF4BF #827AF4 #F47AAF

square

#ECF47A #7AF4BF #827AF4 #F47AAF

split-complementary

#ECF47A #7AAFF4 #BF7AF4

monochromatic

#D3E113 #E4EF41 #ECF47A #F4F9B3 #FBFDE3

Accessibility & contrast

On white

1.18

#ECF47A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.79

#ECF47A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF47A

17.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF47A	#FFFFFF	#000000	##000000
##ECF47A	1.00	1.18	17.79	17.79
#FFFFFF	1.18	1.00	21.00	21.00
#000000	17.79	21.00	1.00	1.00
##000000	17.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEA6F

Deuteranopia (green-blind)

#FFEE80

Tritanopia (blue-blind)

#F9E8D8

Achromatopsia (no color)

#ECECEC

Design tokens & code

CSS

--color: #ecf47a;
/* rgb */ color: rgb(236, 244, 122);
/* oklch */ color: oklch(93.7% 0.146 112.3);

Tailwind

colors: {
  custom: {
    50: '#f4f7a3',
    500: '#ecf47a',
    950: '#000000',
  },
}

SCSS

$custom: #ecf47a;
$custom-light: #f4f7a3;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf47a",
  "rgb": {
    "r": 236,
    "g": 244,
    "b": 122
  },
  "hsl": {
    "h": 63.934,
    "s": 84.722,
    "l": 71.765
  },
  "oklch": {
    "l": 0.93666,
    "c": 0.14593,
    "h": 112.3
  },
  "luminance": 0.83939
}

Semantic roles & 50–950 ramp

primary

#ECF47A

secondary

#4C43CF

accent

#04E113

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#17170F

muted

#858580

Preview Lab

Preview with #ECF47A

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

Preview Lab → · Contrast checker → · Palette generator →