#ECF47D#ECF47D

#ECF47D is a very light, vivid yellow. Relative luminance 0.840; OKLCH L 93.7% C 0.143 H 112.3°. Best body text is #000000 at 17.80:1 contrast (WCAG AA passes).

Color values

HEX	#ECF47D
RGB	rgb(236, 244, 125)
HSL	hsl(64, 84%, 72%)
HSV	hsv(64, 49%, 96%)
CMYK	cmyk(3.3%, 0%, 48.8%, 4.3%)
CIE-LAB	lab(93.46, -18.88, 55.90)
CIE-LCH	lch(93.46, 59.00, 108.67°)
OKLab	oklab(93.7% -0.0542 0.1324)
OKLCH	oklch(93.7% 0.143 112.3)
XYZ	xyz(70.6457, 84.0162, 31.8933)
Luminance	0.8401 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF47D #857DF4

analogous

#F4C17D #ECF47D #B0F47D

triadic

#ECF47D #7DECF4 #F47DEC

tetradic

#ECF47D #7DF4C1 #857DF4 #F47DB0

square

#ECF47D #7DF4C1 #857DF4 #F47DB0

split-complementary

#ECF47D #7DB0F4 #C17DF4

monochromatic

#D5E313 #E4EF45 #ECF47D #F4F9B5 #FBFDE3

Accessibility & contrast

On white

1.18

#ECF47D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.80

#ECF47D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF47D

17.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF47D	#FFFFFF	#000000	##000000
##ECF47D	1.00	1.18	17.80	17.80
#FFFFFF	1.18	1.00	21.00	21.00
#000000	17.80	21.00	1.00	1.00
##000000	17.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEB72

Deuteranopia (green-blind)

#FFEE83

Tritanopia (blue-blind)

#F9E8D9

Achromatopsia (no color)

#ECECEC

Design tokens & code

CSS

--color: #ecf47d;
/* rgb */ color: rgb(236, 244, 125);
/* oklch */ color: oklch(93.7% 0.143 112.3);

Tailwind

colors: {
  custom: {
    50: '#f4f7a5',
    500: '#ecf47d',
    950: '#000000',
  },
}

SCSS

$custom: #ecf47d;
$custom-light: #f4f7a5;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf47d",
  "rgb": {
    "r": 236,
    "g": 244,
    "b": 125
  },
  "hsl": {
    "h": 64.034,
    "s": 84.397,
    "l": 72.353
  },
  "oklch": {
    "l": 0.93703,
    "c": 0.14308,
    "h": 112.3
  },
  "luminance": 0.84015
}

Semantic roles & 50–950 ramp

primary

#ECF47D

secondary

#4F46CF

accent

#05E113

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#17170F

muted

#858580

Preview Lab

Preview with #ECF47D

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

Preview Lab → · Contrast checker → · Palette generator →