#ECEC64#ECEC64

#ECEC64 is a very light, vivid yellow. Relative luminance 0.787; OKLCH L 91.8% C 0.157 H 109.1°. Best body text is #000000 at 16.75:1 contrast (WCAG AA passes).

Color values

HEX	#ECEC64
RGB	rgb(236, 236, 100)
HSL	hsl(60, 78%, 66%)
HSV	hsv(60, 58%, 93%)
CMYK	cmyk(0%, 0%, 57.6%, 7.5%)
CIE-LAB	lab(91.12, -16.98, 64.33)
CIE-LCH	lch(91.12, 66.53, 104.78°)
OKLab	oklab(91.76% -0.0513 0.148)
OKLCH	oklch(91.76% 0.157 109.1)
XYZ	xyz(66.8897, 78.7457, 23.7300)
Luminance	0.7874 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECEC64 #6464EC

analogous

#ECA864 #ECEC64 #A8EC64

triadic

#ECEC64 #64ECEC #EC64EC

tetradic

#ECEC64 #64ECA8 #6464EC #EC64A8

square

#ECEC64 #64ECA8 #6464EC #EC64A8

split-complementary

#ECEC64 #64A8EC #A864EC

monochromatic

#BEBE17 #E5E52D #ECEC64 #F3F39B #F9F9D1

Accessibility & contrast

On white

1.25

#ECEC64 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.75

#ECEC64 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECEC64

16.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECEC64	#FFFFFF	#000000	##000000
##ECEC64	1.00	1.25	16.75	16.75
#FFFFFF	1.25	1.00	21.00	21.00
#000000	16.75	21.00	1.00	1.00
##000000	16.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDE355

Deuteranopia (green-blind)

#FFE86C

Tritanopia (blue-blind)

#FBDECF

Achromatopsia (no color)

#E6E6E6

Design tokens & code

CSS

--color: #ecec64;
/* rgb */ color: rgb(236, 236, 100);
/* oklch */ color: oklch(91.8% 0.157 109.1);

Tailwind

colors: {
  custom: {
    50: '#f5f195',
    500: '#ecec64',
    950: '#000000',
  },
}

SCSS

$custom: #ecec64;
$custom-light: #f5f195;
$custom-dark: #000000;

JSON

{
  "hex": "#ecec64",
  "rgb": {
    "r": 236,
    "g": 236,
    "b": 100
  },
  "hsl": {
    "h": 60,
    "s": 78.161,
    "l": 65.882
  },
  "oklch": {
    "l": 0.91757,
    "c": 0.15665,
    "h": 109.1
  },
  "luminance": 0.78744
}

Semantic roles & 50–950 ramp

primary

#ECEC64

secondary

#3737BD

accent

#0BDA0B

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#17160E

muted

#85857F

Preview Lab

Preview with #ECEC64

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

Preview Lab → · Contrast checker → · Palette generator →