#ECF270#ECF270

#ECF270 is a very light, vivid yellow. Relative luminance 0.825; OKLCH L 93.1% C 0.153 H 111.4°. Best body text is #000000 at 17.50:1 contrast (WCAG AA passes).

Color values

HEX	#ECF270
RGB	rgb(236, 242, 112)
HSL	hsl(63, 83%, 69%)
HSV	hsv(63, 54%, 95%)
CMYK	cmyk(2.5%, 0%, 53.7%, 5.1%)
CIE-LAB	lab(92.80, -19.00, 61.01)
CIE-LCH	lch(92.80, 63.90, 107.30°)
OKLab	oklab(93.13% -0.0558 0.1423)
OKLCH	oklch(93.13% 0.153 111.4)
XYZ	xyz(69.2704, 82.5084, 27.6028)
Luminance	0.8251 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF270 #7670F2

analogous

#F2B770 #ECF270 #ABF270

triadic

#ECF270 #70ECF2 #F270EC

tetradic

#ECF270 #70F2B7 #7670F2 #F270AB

square

#ECF270 #70F2B7 #7670F2 #F270AB

split-complementary

#ECF270 #70ABF2 #B770F2

monochromatic

#CBD413 #E5ED38 #ECF270 #F3F7A8 #FBFCE0

Accessibility & contrast

On white

1.20

#ECF270 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.50

#ECF270 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF270

17.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF270	#FFFFFF	#000000	##000000
##ECF270	1.00	1.20	17.50	17.50
#FFFFFF	1.20	1.00	21.00	21.00
#000000	17.50	21.00	1.00	1.00
##000000	17.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE863

Deuteranopia (green-blind)

#FFEC77

Tritanopia (blue-blind)

#FAE5D5

Achromatopsia (no color)

#EAEAEA

Design tokens & code

CSS

--color: #ecf270;
/* rgb */ color: rgb(236, 242, 112);
/* oklch */ color: oklch(93.1% 0.153 111.4);

Tailwind

colors: {
  custom: {
    50: '#f5f69d',
    500: '#ecf270',
    950: '#000000',
  },
}

SCSS

$custom: #ecf270;
$custom-light: #f5f69d;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf270",
  "rgb": {
    "r": 236,
    "g": 242,
    "b": 112
  },
  "hsl": {
    "h": 62.769,
    "s": 83.333,
    "l": 69.412
  },
  "oklch": {
    "l": 0.93133,
    "c": 0.15283,
    "h": 111.4
  },
  "luminance": 0.82507
}

Semantic roles & 50–950 ramp

primary

#ECF270

secondary

#413BCB

accent

#06E010

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#17170F

muted

#858580

Preview Lab

Preview with #ECF270

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

Preview Lab → · Contrast checker → · Palette generator →