#E4EC55#E4EC55

#E4EC55 is a very light, vivid yellow. Relative luminance 0.771; OKLCH L 91.0% C 0.170 H 112.2°. Best body text is #000000 at 16.43:1 contrast (WCAG AA passes).

Color values

HEX	#E4EC55
RGB	rgb(228, 236, 85)
HSL	hsl(63, 80%, 63%)
HSV	hsv(63, 64%, 93%)
CMYK	cmyk(3.4%, 0%, 64%, 7.5%)
CIE-LAB	lab(90.39, -21.16, 69.49)
CIE-LCH	lch(90.39, 72.64, 106.94°)
OKLab	oklab(90.98% -0.0642 0.1571)
OKLCH	oklch(90.98% 0.17 112.2)
XYZ	xyz(63.6319, 77.1422, 20.1305)
Luminance	0.7714 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E4EC55 #5D55EC

analogous

#ECA955 #E4EC55 #98EC55

triadic

#E4EC55 #55E4EC #EC55E4

tetradic

#E4EC55 #55ECA9 #5D55EC #EC5598

square

#E4EC55 #55ECA9 #5D55EC #EC5598

split-complementary

#E4EC55 #5598EC #A955EC

monochromatic

#AAB314 #DBE61E #E4EC55 #EDF28C #F5F8C3

Accessibility & contrast

On white

1.28

#E4EC55 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.43

#E4EC55 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E4EC55

16.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E4EC55	#FFFFFF	#000000	##000000
##E4EC55	1.00	1.28	16.43	16.43
#FFFFFF	1.28	1.00	21.00	21.00
#000000	16.43	21.00	1.00	1.00
##000000	16.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDE241

Deuteranopia (green-blind)

#FDE55F

Tritanopia (blue-blind)

#F3DECD

Achromatopsia (no color)

#E3E3E3

Design tokens & code

CSS

--color: #e4ec55;
/* rgb */ color: rgb(228, 236, 85);
/* oklch */ color: oklch(91.0% 0.170 112.2);

Tailwind

colors: {
  custom: {
    50: '#f0f28c',
    500: '#e4ec55',
    950: '#000000',
  },
}

SCSS

$custom: #e4ec55;
$custom-light: #f0f28c;
$custom-dark: #000000;

JSON

{
  "hex": "#e4ec55",
  "rgb": {
    "r": 228,
    "g": 236,
    "b": 85
  },
  "hsl": {
    "h": 63.179,
    "s": 79.894,
    "l": 62.941
  },
  "oklch": {
    "l": 0.90984,
    "c": 0.16969,
    "h": 112.2
  },
  "luminance": 0.77141
}

Semantic roles & 50–950 ramp

primary

#E4EC55

secondary

#3933B3

accent

#09DC14

background

#FFFFFC

surface

#FEFEF4

border

#D6D6CE

text

#17160D

muted

#85857F

Preview Lab

Preview with #E4EC55

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

Preview Lab → · Contrast checker → · Palette generator →