#E5EC55#E5EC55

#E5EC55 is a very light, vivid yellow. Relative luminance 0.773; OKLCH L 91.1% C 0.169 H 111.9°. Best body text is #000000 at 16.46:1 contrast (WCAG AA passes).

Color values

HEX	#E5EC55
RGB	rgb(229, 236, 85)
HSL	hsl(63, 80%, 63%)
HSV	hsv(63, 64%, 93%)
CMYK	cmyk(3%, 0%, 64%, 7.5%)
CIE-LAB	lab(90.46, -20.76, 69.59)
CIE-LCH	lch(90.46, 72.62, 106.61°)
OKLab	oklab(91.06% -0.0631 0.1573)
OKLCH	oklch(91.06% 0.169 111.9)
XYZ	xyz(63.9501, 77.3063, 20.1454)
Luminance	0.7731 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E5EC55 #5C55EC

analogous

#ECA755 #E5EC55 #9AEC55

triadic

#E5EC55 #55E5EC #EC55E5

tetradic

#E5EC55 #55ECA7 #5C55EC #EC559A

square

#E5EC55 #55ECA7 #5C55EC #EC559A

split-complementary

#E5EC55 #559AEC #A755EC

monochromatic

#ABB314 #DDE61E #E5EC55 #EDF28C #F6F8C3

Accessibility & contrast

On white

1.28

#E5EC55 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.46

#E5EC55 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E5EC55

16.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E5EC55	#FFFFFF	#000000	##000000
##E5EC55	1.00	1.28	16.46	16.46
#FFFFFF	1.28	1.00	21.00	21.00
#000000	16.46	21.00	1.00	1.00
##000000	16.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDE241

Deuteranopia (green-blind)

#FEE65F

Tritanopia (blue-blind)

#F4DECD

Achromatopsia (no color)

#E4E4E4

Design tokens & code

CSS

--color: #e5ec55;
/* rgb */ color: rgb(229, 236, 85);
/* oklch */ color: oklch(91.1% 0.169 111.9);

Tailwind

colors: {
  custom: {
    50: '#f0f28c',
    500: '#e5ec55',
    950: '#000000',
  },
}

SCSS

$custom: #e5ec55;
$custom-light: #f0f28c;
$custom-dark: #000000;

JSON

{
  "hex": "#e5ec55",
  "rgb": {
    "r": 229,
    "g": 236,
    "b": 85
  },
  "hsl": {
    "h": 62.781,
    "s": 79.894,
    "l": 62.941
  },
  "oklch": {
    "l": 0.91063,
    "c": 0.16947,
    "h": 111.9
  },
  "luminance": 0.77305
}

Semantic roles & 50–950 ramp

primary

#E5EC55

secondary

#3833B3

accent

#09DC13

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#17160D

muted

#85857F

Preview Lab

Preview with #E5EC55

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

Preview Lab → · Contrast checker → · Palette generator →