#ECFC91#ECFC91

#ECFC91 is a very light, vivid yellow. Relative luminance 0.895; OKLCH L 95.6% C 0.133 H 115.9°. Best body text is #000000 at 18.90:1 contrast (WCAG AA passes).

Color values

HEX	#ECFC91
RGB	rgb(236, 252, 145)
HSL	hsl(69, 95%, 78%)
HSV	hsv(69, 42%, 99%)
CMYK	cmyk(6.3%, 0%, 42.5%, 1.2%)
CIE-LAB	lab(95.79, -20.81, 49.34)
CIE-LCH	lch(95.79, 53.55, 112.87°)
OKLab	oklab(95.64% -0.058 0.1193)
OKLCH	oklch(95.64% 0.133 115.9)
XYZ	xyz(74.5139, 89.4988, 40.1322)
Luminance	0.8950 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFC91 #A191FC

analogous

#FCD691 #ECFC91 #B6FC91

triadic

#ECFC91 #91ECFC #FC91EC

tetradic

#ECFC91 #91FCD6 #A191FC #FC91B6

square

#ECFC91 #91FCD6 #A191FC #FC91B6

split-complementary

#ECFC91 #91B6FC #D691FC

monochromatic

#D7F91A #E2FA55 #ECFC91 #F6FECD #FAFEE1

Accessibility & contrast

On white

1.11

#ECFC91 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.90

#ECFC91 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFC91

18.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFC91	#FFFFFF	#000000	##000000
##ECFC91	1.00	1.11	18.90	18.90
#FFFFFF	1.11	1.00	21.00	21.00
#000000	18.90	21.00	1.00	1.00
##000000	18.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF288

Deuteranopia (green-blind)

#FFF496

Tritanopia (blue-blind)

#F7F1E2

Achromatopsia (no color)

#F3F3F3

Design tokens & code

CSS

--color: #ecfc91;
/* rgb */ color: rgb(236, 252, 145);
/* oklch */ color: oklch(95.6% 0.133 115.9);

Tailwind

colors: {
  custom: {
    50: '#f3fdb3',
    500: '#ecfc91',
    950: '#000000',
  },
}

SCSS

$custom: #ecfc91;
$custom-light: #f3fdb3;
$custom-dark: #000000;

JSON

{
  "hex": "#ecfc91",
  "rgb": {
    "r": 236,
    "g": 252,
    "b": 145
  },
  "hsl": {
    "h": 68.972,
    "s": 94.69,
    "l": 77.843
  },
  "oklch": {
    "l": 0.95642,
    "c": 0.13263,
    "h": 115.9
  },
  "luminance": 0.89498
}

Semantic roles & 50–950 ramp

primary

#ECFC91

secondary

#6955DC

accent

#00E622

background

#FFFFFD

surface

#FEFFF8

border

#D6D7D1

text

#171711

muted

#858581

Preview Lab

Preview with #ECFC91

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

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