#ECF393#ECF393

#ECF393 is a very light, moderate yellow. Relative luminance 0.840; OKLCH L 93.8% C 0.119 H 112.1°. Best body text is #000000 at 17.81:1 contrast (WCAG AA passes).

Color values

HEX	#ECF393
RGB	rgb(236, 243, 147)
HSL	hsl(64, 80%, 76%)
HSV	hsv(64, 40%, 95%)
CMYK	cmyk(2.9%, 0%, 39.5%, 4.7%)
CIE-LAB	lab(93.47, -16.24, 45.46)
CIE-LCH	lch(93.47, 48.28, 109.66°)
OKLab	oklab(93.8% -0.0449 0.1106)
OKLCH	oklch(93.8% 0.119 112.1)
XYZ	xyz(71.9099, 84.0417, 40.0316)
Luminance	0.8404 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF393 #9A93F3

analogous

#F3CA93 #ECF393 #BCF393

triadic

#ECF393 #93ECF3 #F393EC

tetradic

#ECF393 #93F3CA #9A93F3 #F393BC

square

#ECF393 #93F3CA #9A93F3 #F393BC

split-complementary

#ECF393 #93BCF3 #CA93F3

monochromatic

#D9E725 #E2ED5C #ECF393 #F6F9CA #FAFCE3

Accessibility & contrast

On white

1.18

#ECF393 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.81

#ECF393 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF393

17.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF393	#FFFFFF	#000000	##000000
##ECF393	1.00	1.18	17.81	17.81
#FFFFFF	1.18	1.00	21.00	21.00
#000000	17.81	21.00	1.00	1.00
##000000	17.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEB8C

Deuteranopia (green-blind)

#FFEE97

Tritanopia (blue-blind)

#F7E9DC

Achromatopsia (no color)

#ECECEC

Design tokens & code

CSS

--color: #ecf393;
/* rgb */ color: rgb(236, 243, 147);
/* oklch */ color: oklch(93.8% 0.119 112.1);

Tailwind

colors: {
  custom: {
    50: '#f3f7b4',
    500: '#ecf393',
    950: '#000000',
  },
}

SCSS

$custom: #ecf393;
$custom-light: #f3f7b4;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf393",
  "rgb": {
    "r": 236,
    "g": 243,
    "b": 147
  },
  "hsl": {
    "h": 64.375,
    "s": 80,
    "l": 76.471
  },
  "oklch": {
    "l": 0.938,
    "c": 0.11937,
    "h": 112.1
  },
  "luminance": 0.84041
}

Semantic roles & 50–950 ramp

primary

#ECF393

secondary

#625AD0

accent

#09DC19

background

#FFFFFD

surface

#FEFEF8

border

#D6D6D1

text

#171711

muted

#858581

Preview Lab

Preview with #ECF393

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

Preview Lab → · Contrast checker → · Palette generator →