#ECFB80#ECFB80

#ECFB80 is a very light, vivid yellow. Relative luminance 0.884; OKLCH L 95.2% C 0.148 H 115.0°. Best body text is #000000 at 18.68:1 contrast (WCAG AA passes).

Color values

HEX	#ECFB80
RGB	rgb(236, 251, 128)
HSL	hsl(67, 94%, 74%)
HSV	hsv(67, 49%, 98%)
CMYK	cmyk(6%, 0%, 49%, 1.6%)
CIE-LAB	lab(95.32, -21.98, 56.74)
CIE-LCH	lch(95.32, 60.85, 111.17°)
OKLab	oklab(95.2% -0.0627 0.1345)
OKLCH	oklch(95.2% 0.148 115)
XYZ	xyz(72.9866, 88.3867, 33.6333)
Luminance	0.8839 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFB80 #8F80FB

analogous

#FBCD80 #ECFB80 #AFFB80

triadic

#ECFB80 #80ECFB #FB80EC

tetradic

#ECFB80 #80FBCD #8F80FB #FB80AF

square

#ECFB80 #80FBCD #8F80FB #FB80AF

split-complementary

#ECFB80 #80AFFB #CD80FB

monochromatic

#DAF709 #E3F945 #ECFB80 #F5FDBB #FBFEE1

Accessibility & contrast

On white

1.12

#ECFB80 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.68

#ECFB80 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFB80

18.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFB80	#FFFFFF	#000000	##000000
##ECFB80	1.00	1.12	18.68	18.68
#FFFFFF	1.12	1.00	21.00	21.00
#000000	18.68	21.00	1.00	1.00
##000000	18.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF175

Deuteranopia (green-blind)

#FFF387

Tritanopia (blue-blind)

#F8EFDF

Achromatopsia (no color)

#F2F2F2

Design tokens & code

CSS

--color: #ecfb80;
/* rgb */ color: rgb(236, 251, 128);
/* oklch */ color: oklch(95.2% 0.148 115.0);

Tailwind

colors: {
  custom: {
    50: '#f4fca7',
    500: '#ecfb80',
    950: '#000000',
  },
}

SCSS

$custom: #ecfb80;
$custom-light: #f4fca7;
$custom-dark: #000000;

JSON

{
  "hex": "#ecfb80",
  "rgb": {
    "r": 236,
    "g": 251,
    "b": 128
  },
  "hsl": {
    "h": 67.317,
    "s": 93.893,
    "l": 74.314
  },
  "oklch": {
    "l": 0.95204,
    "c": 0.1484,
    "h": 115
  },
  "luminance": 0.88386
}

Semantic roles & 50–950 ramp

primary

#ECFB80

secondary

#5846D9

accent

#00E61C

background

#FFFFFD

surface

#FFFFF7

border

#D7D7D0

text

#171710

muted

#858581

Preview Lab

Preview with #ECFB80

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

Preview Lab → · Contrast checker → · Palette generator →