#ECF064#ECF064

#ECF064 is a very light, vivid yellow. Relative luminance 0.811; OKLCH L 92.6% C 0.161 H 110.7°. Best body text is #000000 at 17.21:1 contrast (WCAG AA passes).

Color values

HEX	#ECF064
RGB	rgb(236, 240, 100)
HSL	hsl(62, 82%, 67%)
HSV	hsv(62, 58%, 94%)
CMYK	cmyk(1.7%, 0%, 58.3%, 5.9%)
CIE-LAB	lab(92.17, -18.92, 65.48)
CIE-LCH	lch(92.17, 68.16, 106.11°)
OKLab	oklab(92.59% -0.0568 0.1505)
OKLCH	oklch(92.59% 0.161 110.7)
XYZ	xyz(68.0543, 81.0748, 24.1182)
Luminance	0.8107 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF064 #6864F0

analogous

#F0AE64 #ECF064 #A6F064

triadic

#ECF064 #64ECF0 #F064EC

tetradic

#ECF064 #64F0AE #6864F0 #F064A6

square

#ECF064 #64F0AE #6864F0 #F064A6

split-complementary

#ECF064 #64A6F0 #AE64F0

monochromatic

#C1C613 #E5EB2C #ECF064 #F3F59C #FAFBD4

Accessibility & contrast

On white

1.22

#ECF064 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.21

#ECF064 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF064

17.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF064	#FFFFFF	#000000	##000000
##ECF064	1.00	1.22	17.21	17.21
#FFFFFF	1.22	1.00	21.00	21.00
#000000	17.21	21.00	1.00	1.00
##000000	17.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE654

Deuteranopia (green-blind)

#FFEB6C

Tritanopia (blue-blind)

#FBE2D2

Achromatopsia (no color)

#E8E8E8

Design tokens & code

CSS

--color: #ecf064;
/* rgb */ color: rgb(236, 240, 100);
/* oklch */ color: oklch(92.6% 0.161 110.7);

Tailwind

colors: {
  custom: {
    50: '#f5f495',
    500: '#ecf064',
    950: '#000000',
  },
}

SCSS

$custom: #ecf064;
$custom-light: #f5f495;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf064",
  "rgb": {
    "r": 236,
    "g": 240,
    "b": 100
  },
  "hsl": {
    "h": 61.714,
    "s": 82.353,
    "l": 66.667
  },
  "oklch": {
    "l": 0.92592,
    "c": 0.16082,
    "h": 110.7
  },
  "luminance": 0.81073
}

Semantic roles & 50–950 ramp

primary

#ECF064

secondary

#3935C4

accent

#07DF0D

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#17170E

muted

#85857F

Preview Lab

Preview with #ECF064

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

Preview Lab → · Contrast checker → · Palette generator →