#ECF49A#ECF49A

#ECF49A is a very light, moderate yellow. Relative luminance 0.849; OKLCH L 94.1% C 0.113 H 112.7°. Best body text is #000000 at 17.97:1 contrast (WCAG AA passes).

Color values

HEX	#ECF49A
RGB	rgb(236, 244, 154)
HSL	hsl(65, 80%, 78%)
HSV	hsv(65, 37%, 96%)
CMYK	cmyk(3.3%, 0%, 36.9%, 4.3%)
CIE-LAB	lab(93.83, -15.96, 42.49)
CIE-LCH	lch(93.83, 45.39, 110.59°)
OKLab	oklab(94.12% -0.0436 0.1042)
OKLCH	oklch(94.12% 0.113 112.7)
XYZ	xyz(72.7760, 84.8683, 43.1130)
Luminance	0.8487 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF49A #A29AF4

analogous

#F4CF9A #ECF49A #BFF49A

triadic

#ECF49A #9AECF4 #F49AEC

tetradic

#ECF49A #9AF4CF #A29AF4 #F49ABF

square

#ECF49A #9AF4CF #A29AF4 #F49ABF

split-complementary

#ECF49A #9ABFF4 #CF9AF4

monochromatic

#D7E82C #E2EE63 #ECF49A #F6FAD1 #FAFCE3

Accessibility & contrast

On white

1.17

#ECF49A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.97

#ECF49A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF49A

17.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF49A	#FFFFFF	#000000	##000000
##ECF49A	1.00	1.17	17.97	17.97
#FFFFFF	1.17	1.00	21.00	21.00
#000000	17.97	21.00	1.00	1.00
##000000	17.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC93

Deuteranopia (green-blind)

#FFEE9E

Tritanopia (blue-blind)

#F7EADE

Achromatopsia (no color)

#EDEDED

Design tokens & code

CSS

--color: #ecf49a;
/* rgb */ color: rgb(236, 244, 154);
/* oklch */ color: oklch(94.1% 0.113 112.7);

Tailwind

colors: {
  custom: {
    50: '#f3f7b9',
    500: '#ecf49a',
    950: '#000000',
  },
}

SCSS

$custom: #ecf49a;
$custom-light: #f3f7b9;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf49a",
  "rgb": {
    "r": 236,
    "g": 244,
    "b": 154
  },
  "hsl": {
    "h": 65.333,
    "s": 80.357,
    "l": 78.039
  },
  "oklch": {
    "l": 0.94117,
    "c": 0.11292,
    "h": 112.7
  },
  "luminance": 0.84867
}

Semantic roles & 50–950 ramp

primary

#ECF49A

secondary

#6A60D2

accent

#09DD1C

background

#FFFFFD

surface

#FEFEF8

border

#D6D6D1

text

#171711

muted

#858581

Preview Lab

Preview with #ECF49A

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

Preview Lab → · Contrast checker → · Palette generator →