#ECF486#ECF486

#ECF486 is a very light, vivid yellow. Relative luminance 0.843; OKLCH L 93.8% C 0.134 H 112.4°. Best body text is #000000 at 17.85:1 contrast (WCAG AA passes).

Color values

HEX	#ECF486
RGB	rgb(236, 244, 134)
HSL	hsl(64, 83%, 74%)
HSV	hsv(64, 45%, 96%)
CMYK	cmyk(3.3%, 0%, 45.1%, 4.3%)
CIE-LAB	lab(93.56, -18.05, 51.82)
CIE-LCH	lch(93.56, 54.87, 109.21°)
OKLab	oklab(93.82% -0.0511 0.1241)
OKLCH	oklch(93.82% 0.134 112.4)
XYZ	xyz(71.2469, 84.2567, 35.0596)
Luminance	0.8426 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF486 #8E86F4

analogous

#F4C586 #ECF486 #B5F486

triadic

#ECF486 #86ECF4 #F486EC

tetradic

#ECF486 #86F4C5 #8E86F4 #F486B5

square

#ECF486 #86F4C5 #8E86F4 #F486B5

split-complementary

#ECF486 #86B5F4 #C586F4

monochromatic

#DAEA16 #E3EF4E #ECF486 #F5F9BE #FBFCE3

Accessibility & contrast

On white

1.18

#ECF486 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.85

#ECF486 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF486

17.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF486	#FFFFFF	#000000	##000000
##ECF486	1.00	1.18	17.85	17.85
#FFFFFF	1.18	1.00	21.00	21.00
#000000	17.85	21.00	1.00	1.00
##000000	17.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEB7D

Deuteranopia (green-blind)

#FFEE8B

Tritanopia (blue-blind)

#F8E9DA

Achromatopsia (no color)

#ECECEC

Design tokens & code

CSS

--color: #ecf486;
/* rgb */ color: rgb(236, 244, 134);
/* oklch */ color: oklch(93.8% 0.134 112.4);

Tailwind

colors: {
  custom: {
    50: '#f4f7ab',
    500: '#ecf486',
    950: '#000000',
  },
}

SCSS

$custom: #ecf486;
$custom-light: #f4f7ab;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf486",
  "rgb": {
    "r": 236,
    "g": 244,
    "b": 134
  },
  "hsl": {
    "h": 64.364,
    "s": 83.333,
    "l": 74.118
  },
  "oklch": {
    "l": 0.9382,
    "c": 0.13419,
    "h": 112.4
  },
  "luminance": 0.84255
}

Semantic roles & 50–950 ramp

primary

#ECF486

secondary

#574ED0

accent

#06E016

background

#FFFFFD

surface

#FFFEF7

border

#D7D6D0

text

#171710

muted

#858581

Preview Lab

Preview with #ECF486

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

Preview Lab → · Contrast checker → · Palette generator →