#ECF87E#ECF87E

#ECF87E is a very light, vivid yellow. Relative luminance 0.865; OKLCH L 94.6% C 0.147 H 113.9°. Best body text is #000000 at 18.29:1 contrast (WCAG AA passes).

Color values

HEX	#ECF87E
RGB	rgb(236, 248, 126)
HSL	hsl(66, 90%, 73%)
HSV	hsv(66, 49%, 97%)
CMYK	cmyk(4.8%, 0%, 49.2%, 2.7%)
CIE-LAB	lab(94.52, -20.72, 56.69)
CIE-LCH	lch(94.52, 60.36, 110.08°)
OKLab	oklab(94.55% -0.0594 0.1342)
OKLCH	oklch(94.55% 0.147 113.9)
XYZ	xyz(71.9266, 86.4751, 32.6370)
Luminance	0.8647 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF87E #8A7EF8

analogous

#F8C77E #ECF87E #AFF87E

triadic

#ECF87E #7EECF8 #F87EEC

tetradic

#ECF87E #7EF8C7 #8A7EF8 #F87EAF

square

#ECF87E #7EF8C7 #8A7EF8 #F87EAF

split-complementary

#ECF87E #7EAFF8 #C77EF8

monochromatic

#D8EF0D #E3F544 #ECF87E #F5FBB8 #FBFDE2

Accessibility & contrast

On white

1.15

#ECF87E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.29

#ECF87E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF87E

18.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF87E	#FFFFFF	#000000	##000000
##ECF87E	1.00	1.15	18.29	18.29
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.29	21.00	1.00	1.00
##000000	18.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEE73

Deuteranopia (green-blind)

#FFF184

Tritanopia (blue-blind)

#F9ECDC

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #ecf87e;
/* rgb */ color: rgb(236, 248, 126);
/* oklch */ color: oklch(94.6% 0.147 113.9);

Tailwind

colors: {
  custom: {
    50: '#f4faa6',
    500: '#ecf87e',
    950: '#000000',
  },
}

SCSS

$custom: #ecf87e;
$custom-light: #f4faa6;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf87e",
  "rgb": {
    "r": 236,
    "g": 248,
    "b": 126
  },
  "hsl": {
    "h": 65.902,
    "s": 89.706,
    "l": 73.333
  },
  "oklch": {
    "l": 0.94551,
    "c": 0.14677,
    "h": 113.9
  },
  "luminance": 0.86474
}

Semantic roles & 50–950 ramp

primary

#ECF87E

secondary

#5446D5

accent

#00E617

background

#FFFFFC

surface

#FFFFF6

border

#D7D7D0

text

#171710

muted

#858580

Preview Lab

Preview with #ECF87E

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

Preview Lab → · Contrast checker → · Palette generator →