#ECF5BB#ECF5BB

#ECF5BB is a very light, moderate yellow. Relative luminance 0.867; OKLCH L 94.9% C 0.076 H 115.0°. Best body text is #000000 at 18.35:1 contrast (WCAG AA passes).

Color values

HEX	#ECF5BB
RGB	rgb(236, 245, 187)
HSL	hsl(69, 74%, 85%)
HSV	hsv(69, 24%, 96%)
CMYK	cmyk(3.7%, 0%, 23.7%, 3.9%)
CIE-LAB	lab(94.62, -12.30, 27.01)
CIE-LCH	lch(94.62, 29.68, 114.49°)
OKLab	oklab(94.93% -0.0319 0.0684)
OKLCH	oklch(94.93% 0.076 115)
XYZ	xyz(76.2136, 86.7260, 59.7289)
Luminance	0.8673 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF5BB #C4BBF5

analogous

#F5E1BB #ECF5BB #CFF5BB

triadic

#ECF5BB #BBECF5 #F5BBEC

tetradic

#ECF5BB #BBF5E1 #C4BBF5 #F5BBCF

square

#ECF5BB #BBF5E1 #C4BBF5 #F5BBCF

split-complementary

#ECF5BB #BBCFF5 #E1BBF5

monochromatic

#CEE550 #DDED86 #ECF5BB #F8FBE4 #F8FBE4

Accessibility & contrast

On white

1.14

#ECF5BB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.35

#ECF5BB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF5BB

18.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF5BB	#FFFFFF	#000000	##000000
##ECF5BB	1.00	1.14	18.35	18.35
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.35	21.00	1.00	1.00
##000000	18.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FEEFB7

Deuteranopia (green-blind)

#FDF0BD

Tritanopia (blue-blind)

#F3EEE5

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #ecf5bb;
/* rgb */ color: rgb(236, 245, 187);
/* oklch */ color: oklch(94.9% 0.076 115.0);

Tailwind

colors: {
  custom: {
    50: '#f2f8cf',
    500: '#ecf5bb',
    950: '#000000',
  },
}

SCSS

$custom: #ecf5bb;
$custom-light: #f2f8cf;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf5bb",
  "rgb": {
    "r": 236,
    "g": 245,
    "b": 187
  },
  "hsl": {
    "h": 69.31,
    "s": 74.359,
    "l": 84.706
  },
  "oklch": {
    "l": 0.94925,
    "c": 0.07553,
    "h": 115
  },
  "luminance": 0.86726
}

Semantic roles & 50–950 ramp

primary

#ECF5BB

secondary

#8C7ED6

accent

#0FD62E

background

#FFFFFE

surface

#FEFEFB

border

#D6D6D4

text

#171714

muted

#858583

Preview Lab

Preview with #ECF5BB

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

Preview Lab → · Contrast checker → · Palette generator →