#ECF985#ECF985

#ECF985 is a very light, vivid yellow. Relative luminance 0.873; OKLCH L 94.8% C 0.141 H 114.4°. Best body text is #000000 at 18.46:1 contrast (WCAG AA passes).

Color values

HEX	#ECF985
RGB	rgb(236, 249, 133)
HSL	hsl(67, 91%, 75%)
HSV	hsv(67, 47%, 98%)
CMYK	cmyk(5.2%, 0%, 46.6%, 2.4%)
CIE-LAB	lab(94.86, -20.56, 53.86)
CIE-LCH	lch(94.86, 57.65, 110.89°)
OKLab	oklab(94.85% -0.0583 0.1286)
OKLCH	oklch(94.85% 0.141 114.4)
XYZ	xyz(72.7024, 87.2787, 35.2023)
Luminance	0.8728 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF985 #9285F9

analogous

#F9CC85 #ECF985 #B2F985

triadic

#ECF985 #85ECF9 #F985EC

tetradic

#ECF985 #85F9CC #9285F9 #F985B2

square

#ECF985 #85F9CC #9285F9 #F985B2

split-complementary

#ECF985 #85B2F9 #CC85F9

monochromatic

#DAF310 #E3F64B #ECF985 #F5FCBF #FAFEE2

Accessibility & contrast

On white

1.14

#ECF985 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.46

#ECF985 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF985

18.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF985	#FFFFFF	#000000	##000000
##ECF985	1.00	1.14	18.46	18.46
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.46	21.00	1.00	1.00
##000000	18.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEF7B

Deuteranopia (green-blind)

#FFF18B

Tritanopia (blue-blind)

#F8EDDE

Achromatopsia (no color)

#F0F0F0

Design tokens & code

CSS

--color: #ecf985;
/* rgb */ color: rgb(236, 249, 133);
/* oklch */ color: oklch(94.8% 0.141 114.4);

Tailwind

colors: {
  custom: {
    50: '#f4fbab',
    500: '#ecf985',
    950: '#000000',
  },
}

SCSS

$custom: #ecf985;
$custom-light: #f4fbab;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf985",
  "rgb": {
    "r": 236,
    "g": 249,
    "b": 133
  },
  "hsl": {
    "h": 66.724,
    "s": 90.625,
    "l": 74.902
  },
  "oklch": {
    "l": 0.94849,
    "c": 0.14115,
    "h": 114.4
  },
  "luminance": 0.87278
}

Semantic roles & 50–950 ramp

primary

#ECF985

secondary

#5B4BD7

accent

#00E61A

background

#FFFFFD

surface

#FFFFF7

border

#D7D7D0

text

#171710

muted

#858581

Preview Lab

Preview with #ECF985

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

Preview Lab → · Contrast checker → · Palette generator →