#E3EC4E#E3EC4E

#E3EC4E is a very light, vivid yellow. Relative luminance 0.769; OKLCH L 90.9% C 0.175 H 112.6°. Best body text is #000000 at 16.37:1 contrast (WCAG AA passes).

Color values

HEX	#E3EC4E
RGB	rgb(227, 236, 78)
HSL	hsl(63, 81%, 62%)
HSV	hsv(63, 67%, 93%)
CMYK	cmyk(3.8%, 0%, 66.9%, 7.5%)
CIE-LAB	lab(90.26, -21.96, 72.00)
CIE-LCH	lch(90.26, 75.27, 106.96°)
OKLab	oklab(90.85% -0.0671 0.1613)
OKLCH	oklch(90.85% 0.175 112.6)
XYZ	xyz(63.0510, 76.8733, 18.7229)
Luminance	0.7687 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E3EC4E #574EEC

analogous

#ECA64E #E3EC4E #94EC4E

triadic

#E3EC4E #4EE3EC #EC4EE3

tetradic

#E3EC4E #4EECA6 #574EEC #EC4E94

square

#E3EC4E #4EECA6 #574EEC #EC4E94

split-complementary

#E3EC4E #4E94EC #A64EEC

monochromatic

#A4AD13 #D9E419 #E3EC4E #ECF285 #F4F8BD

Accessibility & contrast

On white

1.28

#E3EC4E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.37

#E3EC4E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E3EC4E

16.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E3EC4E	#FFFFFF	#000000	##000000
##E3EC4E	1.00	1.28	16.37	16.37
#FFFFFF	1.28	1.00	21.00	21.00
#000000	16.37	21.00	1.00	1.00
##000000	16.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDE136

Deuteranopia (green-blind)

#FEE559

Tritanopia (blue-blind)

#F2DECC

Achromatopsia (no color)

#E3E3E3

Design tokens & code

CSS

--color: #e3ec4e;
/* rgb */ color: rgb(227, 236, 78);
/* oklch */ color: oklch(90.9% 0.175 112.6);

Tailwind

colors: {
  custom: {
    50: '#eff288',
    500: '#e3ec4e',
    950: '#000000',
  },
}

SCSS

$custom: #e3ec4e;
$custom-light: #eff288;
$custom-dark: #000000;

JSON

{
  "hex": "#e3ec4e",
  "rgb": {
    "r": 227,
    "g": 236,
    "b": 78
  },
  "hsl": {
    "h": 63.418,
    "s": 80.612,
    "l": 61.569
  },
  "oklch": {
    "l": 0.90851,
    "c": 0.17472,
    "h": 112.6
  },
  "luminance": 0.76872
}

Semantic roles & 50–950 ramp

primary

#E3EC4E

secondary

#3830AE

accent

#09DD15

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#17160C

muted

#85857F

Preview Lab

Preview with #E3EC4E

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

Preview Lab → · Contrast checker → · Palette generator →