#ECF85E#ECF85E

#ECF85E is a very light, vivid yellow. Relative luminance 0.858; OKLCH L 94.2% C 0.174 H 113.5°. Best body text is #000000 at 18.16:1 contrast (WCAG AA passes).

Color values

HEX	#ECF85E
RGB	rgb(236, 248, 94)
HSL	hsl(65, 92%, 67%)
HSV	hsv(65, 62%, 97%)
CMYK	cmyk(4.8%, 0%, 62.1%, 2.7%)
CIE-LAB	lab(94.22, -23.15, 70.15)
CIE-LCH	lch(94.22, 73.87, 108.26°)
OKLab	oklab(94.22% -0.0693 0.1596)
OKLCH	oklch(94.22% 0.174 113.5)
XYZ	xyz(70.1816, 85.7772, 23.4471)
Luminance	0.8578 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF85E #6A5EF8

analogous

#F8B75E #ECF85E #9FF85E

triadic

#ECF85E #5EECF8 #F85EEC

tetradic

#ECF85E #5EF8B7 #6A5EF8 #F85E9F

square

#ECF85E #5EF8B7 #6A5EF8 #F85E9F

split-complementary

#ECF85E #5E9FF8 #B75EF8

monochromatic

#C3D209 #E5F523 #ECF85E #F3FB99 #FAFDD3

Accessibility & contrast

On white

1.16

#ECF85E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.16

#ECF85E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF85E

18.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF85E	#FFFFFF	#000000	##000000
##ECF85E	1.00	1.16	18.16	18.16
#FFFFFF	1.16	1.00	21.00	21.00
#000000	18.16	21.00	1.00	1.00
##000000	18.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFED4A

Deuteranopia (green-blind)

#FFF068

Tritanopia (blue-blind)

#FBEAD8

Achromatopsia (no color)

#EEEEEE

Design tokens & code

CSS

--color: #ecf85e;
/* rgb */ color: rgb(236, 248, 94);
/* oklch */ color: oklch(94.2% 0.174 113.5);

Tailwind

colors: {
  custom: {
    50: '#f5fa92',
    500: '#ecf85e',
    950: '#000000',
  },
}

SCSS

$custom: #ecf85e;
$custom-light: #f5fa92;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf85e",
  "rgb": {
    "r": 236,
    "g": 248,
    "b": 94
  },
  "hsl": {
    "h": 64.675,
    "s": 91.667,
    "l": 67.059
  },
  "oklch": {
    "l": 0.94217,
    "c": 0.17398,
    "h": 113.5
  },
  "luminance": 0.85776
}

Semantic roles & 50–950 ramp

primary

#ECF85E

secondary

#392DCD

accent

#00E612

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#17170D

muted

#85857F

Preview Lab

Preview with #ECF85E

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

Preview Lab → · Contrast checker → · Palette generator →