#E3EC5A#E3EC5A

#E3EC5A is a very light, vivid yellow. Relative luminance 0.771; OKLCH L 90.9% C 0.166 H 112.6°. Best body text is #000000 at 16.41:1 contrast (WCAG AA passes).

Color values

HEX	#E3EC5A
RGB	rgb(227, 236, 90)
HSL	hsl(64, 79%, 64%)
HSV	hsv(64, 62%, 93%)
CMYK	cmyk(3.8%, 0%, 61.9%, 7.5%)
CIE-LAB	lab(90.35, -21.25, 67.44)
CIE-LCH	lch(90.35, 70.71, 107.49°)
OKLab	oklab(90.95% -0.0639 0.1535)
OKLCH	oklch(90.95% 0.166 112.6)
XYZ	xyz(63.5212, 77.0613, 21.1990)
Luminance	0.7706 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E3EC5A #635AEC

analogous

#ECAC5A #E3EC5A #9AEC5A

triadic

#E3EC5A #5AE3EC #EC5AE3

tetradic

#E3EC5A #5AECAC #635AEC #EC5A9A

square

#E3EC5A #5AECAC #635AEC #EC5A9A

split-complementary

#E3EC5A #5A9AEC #AC5AEC

monochromatic

#ADB715 #DAE623 #E3EC5A #ECF291 #F6F9C8

Accessibility & contrast

On white

1.28

#E3EC5A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.41

#E3EC5A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E3EC5A

16.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E3EC5A	#FFFFFF	#000000	##000000
##E3EC5A	1.00	1.28	16.41	16.41
#FFFFFF	1.28	1.00	21.00	21.00
#000000	16.41	21.00	1.00	1.00
##000000	16.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDE248

Deuteranopia (green-blind)

#FDE563

Tritanopia (blue-blind)

#F1DFCE

Achromatopsia (no color)

#E3E3E3

Design tokens & code

CSS

--color: #e3ec5a;
/* rgb */ color: rgb(227, 236, 90);
/* oklch */ color: oklch(90.9% 0.166 112.6);

Tailwind

colors: {
  custom: {
    50: '#eff28f',
    500: '#e3ec5a',
    950: '#000000',
  },
}

SCSS

$custom: #e3ec5a;
$custom-light: #eff28f;
$custom-dark: #000000;

JSON

{
  "hex": "#e3ec5a",
  "rgb": {
    "r": 227,
    "g": 236,
    "b": 90
  },
  "hsl": {
    "h": 63.699,
    "s": 79.348,
    "l": 63.922
  },
  "oklch": {
    "l": 0.90948,
    "c": 0.16626,
    "h": 112.6
  },
  "luminance": 0.7706
}

Semantic roles & 50–950 ramp

primary

#E3EC5A

secondary

#3C34B6

accent

#0ADC17

background

#FFFFFC

surface

#FEFEF4

border

#D6D6CE

text

#17160D

muted

#85857F

Preview Lab

Preview with #E3EC5A

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

Preview Lab → · Contrast checker → · Palette generator →