#ECFB74#ECFB74

#ECFB74 is a very light, vivid yellow. Relative luminance 0.881; OKLCH L 95.1% C 0.159 H 114.8°. Best body text is #000000 at 18.62:1 contrast (WCAG AA passes).

Color values

HEX	#ECFB74
RGB	rgb(236, 251, 116)
HSL	hsl(67, 94%, 72%)
HSV	hsv(67, 54%, 98%)
CMYK	cmyk(6%, 0%, 53.8%, 1.6%)
CIE-LAB	lab(95.20, -23.00, 61.99)
CIE-LCH	lch(95.20, 66.12, 110.35°)
OKLab	oklab(95.06% -0.0668 0.1448)
OKLCH	oklch(95.06% 0.159 114.8)
XYZ	xyz(72.2430, 88.0892, 29.7168)
Luminance	0.8809 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFB74 #8374FB

analogous

#FBC774 #ECFB74 #A8FB74

triadic

#ECFB74 #74ECFB #FB74EC

tetradic

#ECFB74 #74FBC7 #8374FB #FB74A8

square

#ECFB74 #74FBC7 #8374FB #FB74A8

split-complementary

#ECFB74 #74A8FB #C774FB

monochromatic

#D4EE07 #E4F939 #ECFB74 #F4FDAF #FBFEE1

Accessibility & contrast

On white

1.13

#ECFB74 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.62

#ECFB74 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFB74

18.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFB74	#FFFFFF	#000000	##000000
##ECFB74	1.00	1.13	18.62	18.62
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.62	21.00	1.00	1.00
##000000	18.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF066

Deuteranopia (green-blind)

#FFF27C

Tritanopia (blue-blind)

#F9EEDD

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #ecfb74;
/* rgb */ color: rgb(236, 251, 116);
/* oklch */ color: oklch(95.1% 0.159 114.8);

Tailwind

colors: {
  custom: {
    50: '#f4fca0',
    500: '#ecfb74',
    950: '#000000',
  },
}

SCSS

$custom: #ecfb74;
$custom-light: #f4fca0;
$custom-dark: #000000;

JSON

{
  "hex": "#ecfb74",
  "rgb": {
    "r": 236,
    "g": 251,
    "b": 116
  },
  "hsl": {
    "h": 66.667,
    "s": 94.406,
    "l": 71.961
  },
  "oklch": {
    "l": 0.95064,
    "c": 0.15944,
    "h": 114.8
  },
  "luminance": 0.88088
}

Semantic roles & 50–950 ramp

primary

#ECFB74

secondary

#4D3CD7

accent

#00E61A

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#17170F

muted

#858580

Preview Lab

Preview with #ECFB74

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

Preview Lab → · Contrast checker → · Palette generator →