#ECF976#ECF976

#ECF976 is a very light, vivid yellow. Relative luminance 0.869; OKLCH L 94.7% C 0.155 H 114.1°. Best body text is #000000 at 18.38:1 contrast (WCAG AA passes).

Color values

HEX	#ECF976
RGB	rgb(236, 249, 118)
HSL	hsl(66, 92%, 72%)
HSV	hsv(66, 53%, 98%)
CMYK	cmyk(5.2%, 0%, 52.6%, 2.4%)
CIE-LAB	lab(94.69, -21.88, 60.52)
CIE-LCH	lch(94.69, 64.36, 109.88°)
OKLab	oklab(94.67% -0.0634 0.1418)
OKLCH	oklch(94.67% 0.155 114.1)
XYZ	xyz(71.7391, 86.8934, 30.1290)
Luminance	0.8689 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF976 #8376F9

analogous

#F9C476 #ECF976 #ABF976

triadic

#ECF976 #76ECF9 #F976EC

tetradic

#ECF976 #76F9C4 #8376F9 #F976AB

square

#ECF976 #76F9C4 #8376F9 #F976AB

split-complementary

#ECF976 #76ABF9 #C476F9

monochromatic

#D4EA0A #E4F63B #ECF976 #F4FCB1 #FBFEE2

Accessibility & contrast

On white

1.14

#ECF976 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.38

#ECF976 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF976

18.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF976	#FFFFFF	#000000	##000000
##ECF976	1.00	1.14	18.38	18.38
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.38	21.00	1.00	1.00
##000000	18.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEE69

Deuteranopia (green-blind)

#FFF17D

Tritanopia (blue-blind)

#F9ECDC

Achromatopsia (no color)

#F0F0F0

Design tokens & code

CSS

--color: #ecf976;
/* rgb */ color: rgb(236, 249, 118);
/* oklch */ color: oklch(94.7% 0.155 114.1);

Tailwind

colors: {
  custom: {
    50: '#f4fba1',
    500: '#ecf976',
    950: '#000000',
  },
}

SCSS

$custom: #ecf976;
$custom-light: #f4fba1;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf976",
  "rgb": {
    "r": 236,
    "g": 249,
    "b": 118
  },
  "hsl": {
    "h": 65.954,
    "s": 91.608,
    "l": 71.961
  },
  "oklch": {
    "l": 0.94666,
    "c": 0.15535,
    "h": 114.1
  },
  "luminance": 0.86892
}

Semantic roles & 50–950 ramp

primary

#ECF976

secondary

#4D3ED5

accent

#00E617

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#17170F

muted

#858580

Preview Lab

Preview with #ECF976

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

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