#ECFAA4#ECFAA4

#ECFAA4 is a very light, moderate yellow. Relative luminance 0.889; OKLCH L 95.5% C 0.109 H 116.0°. Best body text is #000000 at 18.78:1 contrast (WCAG AA passes).

Color values

HEX	#ECFAA4
RGB	rgb(236, 250, 164)
HSL	hsl(70, 90%, 81%)
HSV	hsv(70, 34%, 98%)
CMYK	cmyk(5.6%, 0%, 34.4%, 2%)
CIE-LAB	lab(95.53, -17.72, 39.77)
CIE-LCH	lch(95.53, 43.54, 114.02°)
OKLab	oklab(95.52% -0.048 0.0983)
OKLCH	oklch(95.52% 0.109 116)
XYZ	xyz(75.4786, 88.8850, 48.2950)
Luminance	0.8888 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFAA4 #B2A4FA

analogous

#FADDA4 #ECFAA4 #C1FAA4

triadic

#ECFAA4 #A4ECFA #FAA4EC

tetradic

#ECFAA4 #A4FADD #B2A4FA #FAA4C1

square

#ECFAA4 #A4FADD #B2A4FA #FAA4C1

split-complementary

#ECFAA4 #A4C1FA #DDA4FA

monochromatic

#D4F430 #E0F76A #ECFAA4 #F8FDDE #F9FDE2

Accessibility & contrast

On white

1.12

#ECFAA4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.78

#ECFAA4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFAA4

18.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFAA4	#FFFFFF	#000000	##000000
##ECFAA4	1.00	1.12	18.78	18.78
#FFFFFF	1.12	1.00	21.00	21.00
#000000	18.78	21.00	1.00	1.00
##000000	18.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF29E

Deuteranopia (green-blind)

#FFF3A8

Tritanopia (blue-blind)

#F5F1E4

Achromatopsia (no color)

#F2F2F2

Design tokens & code

CSS

--color: #ecfaa4;
/* rgb */ color: rgb(236, 250, 164);
/* oklch */ color: oklch(95.5% 0.109 116.0);

Tailwind

colors: {
  custom: {
    50: '#f3fcc0',
    500: '#ecfaa4',
    950: '#000000',
  },
}

SCSS

$custom: #ecfaa4;
$custom-light: #f3fcc0;
$custom-dark: #000000;

JSON

{
  "hex": "#ecfaa4",
  "rgb": {
    "r": 236,
    "g": 250,
    "b": 164
  },
  "hsl": {
    "h": 69.767,
    "s": 89.583,
    "l": 81.176
  },
  "oklch": {
    "l": 0.95524,
    "c": 0.10937,
    "h": 116
  },
  "luminance": 0.88884
}

Semantic roles & 50–950 ramp

primary

#ECFAA4

secondary

#7966DC

accent

#00E625

background

#FFFFFD

surface

#FEFFF9

border

#D6D7D2

text

#171712

muted

#858582

Preview Lab

Preview with #ECFAA4

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

Preview Lab → · Contrast checker → · Palette generator →