#E3EC54#E3EC54

#E3EC54 is a very light, vivid yellow. Relative luminance 0.770; OKLCH L 90.9% C 0.171 H 112.6°. Best body text is #000000 at 16.39:1 contrast (WCAG AA passes).

Color values

HEX	#E3EC54
RGB	rgb(227, 236, 84)
HSL	hsl(64, 80%, 63%)
HSV	hsv(64, 64%, 93%)
CMYK	cmyk(3.8%, 0%, 64.4%, 7.5%)
CIE-LAB	lab(90.30, -21.62, 69.77)
CIE-LCH	lch(90.30, 73.04, 107.22°)
OKLab	oklab(90.9% -0.0655 0.1576)
OKLCH	oklch(90.9% 0.171 112.6)
XYZ	xyz(63.2760, 76.9633, 19.9079)
Luminance	0.7696 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E3EC54 #5D54EC

analogous

#ECA954 #E3EC54 #97EC54

triadic

#E3EC54 #54E3EC #EC54E3

tetradic

#E3EC54 #54ECA9 #5D54EC #EC5497

square

#E3EC54 #54ECA9 #5D54EC #EC5497

split-complementary

#E3EC54 #5497EC #A954EC

monochromatic

#A8B214 #DAE61D #E3EC54 #ECF28B #F5F8C2

Accessibility & contrast

On white

1.28

#E3EC54 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.39

#E3EC54 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E3EC54

16.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E3EC54	#FFFFFF	#000000	##000000
##E3EC54	1.00	1.28	16.39	16.39
#FFFFFF	1.28	1.00	21.00	21.00
#000000	16.39	21.00	1.00	1.00
##000000	16.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDE13F

Deuteranopia (green-blind)

#FDE55E

Tritanopia (blue-blind)

#F2DECD

Achromatopsia (no color)

#E3E3E3

Design tokens & code

CSS

--color: #e3ec54;
/* rgb */ color: rgb(227, 236, 84);
/* oklch */ color: oklch(90.9% 0.171 112.6);

Tailwind

colors: {
  custom: {
    50: '#eff28b',
    500: '#e3ec54',
    950: '#000000',
  },
}

SCSS

$custom: #e3ec54;
$custom-light: #eff28b;
$custom-dark: #000000;

JSON

{
  "hex": "#e3ec54",
  "rgb": {
    "r": 227,
    "g": 236,
    "b": 84
  },
  "hsl": {
    "h": 63.553,
    "s": 80,
    "l": 62.745
  },
  "oklch": {
    "l": 0.90897,
    "c": 0.17064,
    "h": 112.6
  },
  "luminance": 0.76962
}

Semantic roles & 50–950 ramp

primary

#E3EC54

secondary

#3A32B2

accent

#09DC16

background

#FFFFFC

surface

#FEFEF4

border

#D6D6CE

text

#17160D

muted

#85857F

Preview Lab

Preview with #E3EC54

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

Preview Lab → · Contrast checker → · Palette generator →