#ECF08F#ECF08F

#ECF08F is a very light, vivid yellow. Relative luminance 0.821; OKLCH L 93.1% C 0.120 H 110.6°. Best body text is #000000 at 17.43:1 contrast (WCAG AA passes).

Color values

HEX	#ECF08F
RGB	rgb(236, 240, 143)
HSL	hsl(62, 76%, 75%)
HSV	hsv(62, 40%, 94%)
CMYK	cmyk(1.7%, 0%, 40.4%, 5.9%)
CIE-LAB	lab(92.64, -15.20, 46.35)
CIE-LCH	lch(92.64, 48.78, 108.15°)
OKLab	oklab(93.12% -0.0422 0.1124)
OKLCH	oklch(93.12% 0.12 110.6)
XYZ	xyz(70.7110, 82.1375, 38.1104)
Luminance	0.8214 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF08F #938FF0

analogous

#F0C38F #ECF08F #BCF08F

triadic

#ECF08F #8FECF0 #F08FEC

tetradic

#ECF08F #8FF0C3 #938FF0 #F08FBC

square

#ECF08F #8FF0C3 #938FF0 #F08FBC

split-complementary

#ECF08F #8FBCF0 #C38FF0

monochromatic

#DAE223 #E3E959 #ECF08F #F5F7C5 #FAFBE4

Accessibility & contrast

On white

1.21

#ECF08F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.43

#ECF08F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF08F

17.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF08F	#FFFFFF	#000000	##000000
##ECF08F	1.00	1.21	17.43	17.43
#FFFFFF	1.21	1.00	21.00	21.00
#000000	17.43	21.00	1.00	1.00
##000000	17.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FEE887

Deuteranopia (green-blind)

#FEEB93

Tritanopia (blue-blind)

#F8E5D8

Achromatopsia (no color)

#EAEAEA

Design tokens & code

CSS

--color: #ecf08f;
/* rgb */ color: rgb(236, 240, 143);
/* oklch */ color: oklch(93.1% 0.120 110.6);

Tailwind

colors: {
  custom: {
    50: '#f3f4b1',
    500: '#ecf08f',
    950: '#000000',
  },
}

SCSS

$custom: #ecf08f;
$custom-light: #f3f4b1;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf08f",
  "rgb": {
    "r": 236,
    "g": 240,
    "b": 143
  },
  "hsl": {
    "h": 62.474,
    "s": 76.378,
    "l": 75.098
  },
  "oklch": {
    "l": 0.93119,
    "c": 0.12008,
    "h": 110.6
  },
  "luminance": 0.82136
}

Semantic roles & 50–950 ramp

primary

#ECF08F

secondary

#5C57CC

accent

#0DD915

background

#FFFFFD

surface

#FEFEF8

border

#D6D6D1

text

#171711

muted

#858581

Preview Lab

Preview with #ECF08F

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

Preview Lab → · Contrast checker → · Palette generator →