#ECF07F#ECF07F

#ECF07F is a very light, vivid yellow. Relative luminance 0.817; OKLCH L 92.9% C 0.137 H 110.6°. Best body text is #000000 at 17.34:1 contrast (WCAG AA passes).

Color values

HEX	#ECF07F
RGB	rgb(236, 240, 127)
HSL	hsl(62, 79%, 72%)
HSV	hsv(62, 47%, 94%)
CMYK	cmyk(1.7%, 0%, 47.1%, 5.9%)
CIE-LAB	lab(92.44, -16.76, 53.74)
CIE-LCH	lch(92.44, 56.30, 107.32°)
OKLab	oklab(92.9% -0.048 0.1278)
OKLCH	oklch(92.9% 0.137 110.6)
XYZ	xyz(69.5842, 81.6868, 32.1761)
Luminance	0.8168 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF07F #837FF0

analogous

#F0BC7F #ECF07F #B4F07F

triadic

#ECF07F #7FECF0 #F07FEC

tetradic

#ECF07F #7FF0BC #837FF0 #F07FB4

square

#ECF07F #7FF0BC #837FF0 #F07FB4

split-complementary

#ECF07F #7FB4F0 #BC7FF0

monochromatic

#D4DB1A #E4EA48 #ECF07F #F4F6B6 #FBFCE4

Accessibility & contrast

On white

1.21

#ECF07F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.34

#ECF07F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF07F

17.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF07F	#FFFFFF	#000000	##000000
##ECF07F	1.00	1.21	17.34	17.34
#FFFFFF	1.21	1.00	21.00	21.00
#000000	17.34	21.00	1.00	1.00
##000000	17.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE775

Deuteranopia (green-blind)

#FFEB85

Tritanopia (blue-blind)

#F9E4D6

Achromatopsia (no color)

#E9E9E9

Design tokens & code

CSS

--color: #ecf07f;
/* rgb */ color: rgb(236, 240, 127);
/* oklch */ color: oklch(92.9% 0.137 110.6);

Tailwind

colors: {
  custom: {
    50: '#f4f4a6',
    500: '#ecf07f',
    950: '#000000',
  },
}

SCSS

$custom: #ecf07f;
$custom-light: #f4f4a6;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf07f",
  "rgb": {
    "r": 236,
    "g": 240,
    "b": 127
  },
  "hsl": {
    "h": 62.124,
    "s": 79.021,
    "l": 71.961
  },
  "oklch": {
    "l": 0.92896,
    "c": 0.13656,
    "h": 110.6
  },
  "luminance": 0.81685
}

Semantic roles & 50–950 ramp

primary

#ECF07F

secondary

#4D49CB

accent

#0ADB12

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#171710

muted

#858580

Preview Lab

Preview with #ECF07F

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

Preview Lab → · Contrast checker → · Palette generator →