#ECF485#ECF485

#ECF485 is a very light, vivid yellow. Relative luminance 0.842; OKLCH L 93.8% C 0.135 H 112.4°. Best body text is #000000 at 17.85:1 contrast (WCAG AA passes).

Color values

HEX	#ECF485
RGB	rgb(236, 244, 133)
HSL	hsl(64, 83%, 74%)
HSV	hsv(64, 45%, 96%)
CMYK	cmyk(3.3%, 0%, 45.5%, 4.3%)
CIE-LAB	lab(93.55, -18.15, 52.28)
CIE-LCH	lch(93.55, 55.34, 109.14°)
OKLab	oklab(93.81% -0.0514 0.1251)
OKLCH	oklch(93.81% 0.135 112.4)
XYZ	xyz(71.1775, 84.2289, 34.6940)
Luminance	0.8423 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF485 #8D85F4

analogous

#F4C585 #ECF485 #B5F485

triadic

#ECF485 #85ECF4 #F485EC

tetradic

#ECF485 #85F4C5 #8D85F4 #F485B5

square

#ECF485 #85F4C5 #8D85F4 #F485B5

split-complementary

#ECF485 #85B5F4 #C585F4

monochromatic

#DAEA15 #E3EF4D #ECF485 #F5F9BD #FBFCE3

Accessibility & contrast

On white

1.18

#ECF485 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.85

#ECF485 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF485

17.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF485	#FFFFFF	#000000	##000000
##ECF485	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)

#FFEB7C

Deuteranopia (green-blind)

#FFEE8B

Tritanopia (blue-blind)

#F8E9DA

Achromatopsia (no color)

#ECECEC

Design tokens & code

CSS

--color: #ecf485;
/* rgb */ color: rgb(236, 244, 133);
/* oklch */ color: oklch(93.8% 0.135 112.4);

Tailwind

colors: {
  custom: {
    50: '#f4f7aa',
    500: '#ecf485',
    950: '#000000',
  },
}

SCSS

$custom: #ecf485;
$custom-light: #f4f7aa;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf485",
  "rgb": {
    "r": 236,
    "g": 244,
    "b": 133
  },
  "hsl": {
    "h": 64.324,
    "s": 83.459,
    "l": 73.922
  },
  "oklch": {
    "l": 0.93807,
    "c": 0.13521,
    "h": 112.4
  },
  "luminance": 0.84228
}

Semantic roles & 50–950 ramp

primary

#ECF485

secondary

#564DD0

accent

#06E015

background

#FFFFFD

surface

#FFFEF7

border

#D7D6D0

text

#171710

muted

#858581

Preview Lab

Preview with #ECF485

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

Preview Lab → · Contrast checker → · Palette generator →