#ECF3AA#ECF3AA

#ECF3AA is a very light, moderate yellow. Relative luminance 0.848; OKLCH L 94.2% C 0.093 H 112.6°. Best body text is #000000 at 17.97:1 contrast (WCAG AA passes).

Color values

HEX	#ECF3AA
RGB	rgb(236, 243, 170)
HSL	hsl(66, 75%, 81%)
HSV	hsv(66, 30%, 95%)
CMYK	cmyk(2.9%, 0%, 30%, 4.7%)
CIE-LAB	lab(93.81, -13.57, 34.51)
CIE-LCH	lch(93.81, 37.09, 111.46°)
OKLab	oklab(94.19% -0.0359 0.0861)
OKLCH	oklch(94.19% 0.093 112.6)
XYZ	xyz(73.8984, 84.8372, 50.5047)
Luminance	0.8484 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF3AA #B1AAF3

analogous

#F3D5AA #ECF3AA #C7F3AA

triadic

#ECF3AA #AAECF3 #F3AAEC

tetradic

#ECF3AA #AAF3D5 #B1AAF3 #F3AAC7

square

#ECF3AA #AAF3D5 #B1AAF3 #F3AAC7

split-complementary

#ECF3AA #AAC7F3 #D5AAF3

monochromatic

#D4E43F #E0EB74 #ECF3AA #F8FBE0 #F9FBE4

Accessibility & contrast

On white

1.17

#ECF3AA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.97

#ECF3AA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF3AA

17.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF3AA	#FFFFFF	#000000	##000000
##ECF3AA	1.00	1.17	17.97	17.97
#FFFFFF	1.17	1.00	21.00	21.00
#000000	17.97	21.00	1.00	1.00
##000000	17.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FEECA5

Deuteranopia (green-blind)

#FEEEAD

Tritanopia (blue-blind)

#F5EBE0

Achromatopsia (no color)

#EDEDED

Design tokens & code

CSS

--color: #ecf3aa;
/* rgb */ color: rgb(236, 243, 170);
/* oklch */ color: oklch(94.2% 0.093 112.6);

Tailwind

colors: {
  custom: {
    50: '#f3f7c4',
    500: '#ecf3aa',
    950: '#000000',
  },
}

SCSS

$custom: #ecf3aa;
$custom-light: #f3f7c4;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf3aa",
  "rgb": {
    "r": 236,
    "g": 243,
    "b": 170
  },
  "hsl": {
    "h": 65.753,
    "s": 75.258,
    "l": 80.98
  },
  "oklch": {
    "l": 0.94186,
    "c": 0.09331,
    "h": 112.6
  },
  "luminance": 0.84836
}

Semantic roles & 50–950 ramp

primary

#ECF3AA

secondary

#786FD2

accent

#0ED721

background

#FFFFFD

surface

#FEFEF9

border

#D6D6D2

text

#171712

muted

#858582

Preview Lab

Preview with #ECF3AA

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

Preview Lab → · Contrast checker → · Palette generator →