#ECFE78#ECFE78

#ECFE78 is a very light, vivid yellow. Relative luminance 0.901; OKLCH L 95.7% C 0.159 H 115.8°. Best body text is #000000 at 19.01:1 contrast (WCAG AA passes).

Color values

HEX	#ECFE78
RGB	rgb(236, 254, 120)
HSL	hsl(68, 99%, 73%)
HSV	hsv(68, 53%, 100%)
CMYK	cmyk(7.1%, 0%, 52.8%, 0.4%)
CIE-LAB	lab(96.03, -24.09, 61.18)
CIE-LCH	lch(96.03, 65.75, 111.50°)
OKLab	oklab(95.74% -0.0695 0.1434)
OKLCH	oklch(95.74% 0.159 115.8)
XYZ	xyz(73.4252, 90.0735, 31.2836)
Luminance	0.9007 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFE78 #8A78FE

analogous

#FECD78 #ECFE78 #A9FE78

triadic

#ECFE78 #78ECFE #FE78EC

tetradic

#ECFE78 #78FECD #8A78FE #FE78A9

square

#ECFE78 #78FECD #8A78FE #FE78A9

split-complementary

#ECFE78 #78A9FE #CD78FE

monochromatic

#D8FA02 #E3FE3B #ECFE78 #F5FEB5 #FBFFE1

Accessibility & contrast

On white

1.10

#ECFE78 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.01

#ECFE78 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFE78

19.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFE78	#FFFFFF	#000000	##000000
##ECFE78	1.00	1.10	19.01	19.01
#FFFFFF	1.10	1.00	21.00	21.00
#000000	19.01	21.00	1.00	1.00
##000000	19.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF36B

Deuteranopia (green-blind)

#FFF580

Tritanopia (blue-blind)

#F9F2E0

Achromatopsia (no color)

#F4F4F4

Design tokens & code

CSS

--color: #ecfe78;
/* rgb */ color: rgb(236, 254, 120);
/* oklch */ color: oklch(95.7% 0.159 115.8);

Tailwind

colors: {
  custom: {
    50: '#f4fea2',
    500: '#ecfe78',
    950: '#000000',
  },
}

SCSS

$custom: #ecfe78;
$custom-light: #f4fea2;
$custom-dark: #000000;

JSON

{
  "hex": "#ecfe78",
  "rgb": {
    "r": 236,
    "g": 254,
    "b": 120
  },
  "hsl": {
    "h": 68.06,
    "s": 98.529,
    "l": 73.333
  },
  "oklch": {
    "l": 0.9574,
    "c": 0.15937,
    "h": 115.8
  },
  "luminance": 0.90073
}

Semantic roles & 50–950 ramp

primary

#ECFE78

secondary

#543FDC

accent

#00E61F

background

#FFFFFC

surface

#FFFFF6

border

#D7D7D0

text

#17170F

muted

#858580

Preview Lab

Preview with #ECFE78

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

Preview Lab → · Contrast checker → · Palette generator →