#ECF264#ECF264

#ECF264 is a very light, vivid yellow. Relative luminance 0.823; OKLCH L 93.0% C 0.163 H 111.4°. Best body text is #000000 at 17.45:1 contrast (WCAG AA passes).

Color values

HEX	#ECF264
RGB	rgb(236, 242, 100)
HSL	hsl(63, 85%, 67%)
HSV	hsv(63, 59%, 95%)
CMYK	cmyk(2.5%, 0%, 58.7%, 5.1%)
CIE-LAB	lab(92.69, -19.88, 66.05)
CIE-LCH	lch(92.69, 68.98, 106.75°)
OKLab	oklab(93.01% -0.0595 0.1517)
OKLCH	oklch(93.01% 0.163 111.4)
XYZ	xyz(68.6463, 82.2588, 24.3155)
Luminance	0.8226 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF264 #6A64F2

analogous

#F2B164 #ECF264 #A5F264

triadic

#ECF264 #64ECF2 #F264EC

tetradic

#ECF264 #64F2B1 #6A64F2 #F264A5

square

#ECF264 #64F2B1 #6A64F2 #F264A5

split-complementary

#ECF264 #64A5F2 #B164F2

monochromatic

#C3CB11 #E5ED2C #ECF264 #F3F79C #FAFBD5

Accessibility & contrast

On white

1.20

#ECF264 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.45

#ECF264 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF264

17.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF264	#FFFFFF	#000000	##000000
##ECF264	1.00	1.20	17.45	17.45
#FFFFFF	1.20	1.00	21.00	21.00
#000000	17.45	21.00	1.00	1.00
##000000	17.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE854

Deuteranopia (green-blind)

#FFEC6D

Tritanopia (blue-blind)

#FBE4D4

Achromatopsia (no color)

#EAEAEA

Design tokens & code

CSS

--color: #ecf264;
/* rgb */ color: rgb(236, 242, 100);
/* oklch */ color: oklch(93.0% 0.163 111.4);

Tailwind

colors: {
  custom: {
    50: '#f5f695',
    500: '#ecf264',
    950: '#000000',
  },
}

SCSS

$custom: #ecf264;
$custom-light: #f5f695;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf264",
  "rgb": {
    "r": 236,
    "g": 242,
    "b": 100
  },
  "hsl": {
    "h": 62.535,
    "s": 84.524,
    "l": 67.059
  },
  "oklch": {
    "l": 0.9301,
    "c": 0.16294,
    "h": 111.4
  },
  "luminance": 0.82257
}

Semantic roles & 50–950 ramp

primary

#ECF264

secondary

#3933C7

accent

#05E10E

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#17170E

muted

#85857F

Preview Lab

Preview with #ECF264

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

Preview Lab → · Contrast checker → · Palette generator →