#ECF670#ECF670

#ECF670 is a very light, vivid yellow. Relative luminance 0.849; OKLCH L 94.0% C 0.157 H 112.9°. Best body text is #000000 at 17.98:1 contrast (WCAG AA passes).

Color values

HEX	#ECF670
RGB	rgb(236, 246, 112)
HSL	hsl(64, 88%, 70%)
HSV	hsv(64, 54%, 96%)
CMYK	cmyk(4.1%, 0%, 54.5%, 3.5%)
CIE-LAB	lab(93.85, -20.93, 62.20)
CIE-LCH	lch(93.85, 65.63, 108.59°)
OKLab	oklab(93.97% -0.0613 0.1448)
OKLCH	oklch(93.97% 0.157 112.9)
XYZ	xyz(70.4740, 84.9156, 28.0040)
Luminance	0.8491 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF670 #7A70F6

analogous

#F6BD70 #ECF670 #A9F670

triadic

#ECF670 #70ECF6 #F670EC

tetradic

#ECF670 #70F6BD #7A70F6 #F670A9

square

#ECF670 #70F6BD #7A70F6 #F670A9

split-complementary

#ECF670 #70A9F6 #BD70F6

monochromatic

#CEDE0E #E4F236 #ECF670 #F4FAAA #FBFDE2

Accessibility & contrast

On white

1.17

#ECF670 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.98

#ECF670 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF670

17.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF670	#FFFFFF	#000000	##000000
##ECF670	1.00	1.17	17.98	17.98
#FFFFFF	1.17	1.00	21.00	21.00
#000000	17.98	21.00	1.00	1.00
##000000	17.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC62

Deuteranopia (green-blind)

#FFEF78

Tritanopia (blue-blind)

#FAE9D9

Achromatopsia (no color)

#EDEDED

Design tokens & code

CSS

--color: #ecf670;
/* rgb */ color: rgb(236, 246, 112);
/* oklch */ color: oklch(94.0% 0.157 112.9);

Tailwind

colors: {
  custom: {
    50: '#f5f99d',
    500: '#ecf670',
    950: '#000000',
  },
}

SCSS

$custom: #ecf670;
$custom-light: #f5f99d;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf670",
  "rgb": {
    "r": 236,
    "g": 246,
    "b": 112
  },
  "hsl": {
    "h": 64.478,
    "s": 88.158,
    "l": 70.196
  },
  "oklch": {
    "l": 0.93971,
    "c": 0.15726,
    "h": 112.9
  },
  "luminance": 0.84914
}

Semantic roles & 50–950 ramp

primary

#ECF670

secondary

#453AD0

accent

#01E512

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#17170F

muted

#858580

Preview Lab

Preview with #ECF670

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

Preview Lab → · Contrast checker → · Palette generator →