#ECEF46#ECEF46

#ECEF46 is a very light, vivid yellow. Relative luminance 0.800; OKLCH L 92.1% C 0.181 H 110.5°. Best body text is #000000 at 17.00:1 contrast (WCAG AA passes).

Color values

HEX	#ECEF46
RGB	rgb(236, 239, 70)
HSL	hsl(61, 84%, 61%)
HSV	hsv(61, 71%, 94%)
CMYK	cmyk(1.3%, 0%, 70.7%, 6.3%)
CIE-LAB	lab(91.69, -20.15, 76.46)
CIE-LCH	lch(91.69, 79.07, 104.77°)
OKLab	oklab(92.14% -0.0632 0.1692)
OKLCH	oklch(92.14% 0.181 110.5)
XYZ	xyz(66.5663, 80.0099, 17.7301)
Luminance	0.8001 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECEF46 #4946EF

analogous

#EF9D46 #ECEF46 #97EF46

triadic

#ECEF46 #46ECEF #EF46EC

tetradic

#ECEF46 #46EF9D #4946EF #EF4697

square

#ECEF46 #46EF9D #4946EF #EF4697

split-complementary

#ECEF46 #4697EF #9D46EF

monochromatic

#A9AC0F #E0E414 #ECEF46 #F2F47E #F8F9B7

Accessibility & contrast

On white

1.24

#ECEF46 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.00

#ECEF46 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECEF46

17.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECEF46	#FFFFFF	#000000	##000000
##ECEF46	1.00	1.24	17.00	17.00
#FFFFFF	1.24	1.00	21.00	21.00
#000000	17.00	21.00	1.00	1.00
##000000	17.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE526

Deuteranopia (green-blind)

#FFE953

Tritanopia (blue-blind)

#FCE0CE

Achromatopsia (no color)

#E7E7E7

Design tokens & code

CSS

--color: #ecef46;
/* rgb */ color: rgb(236, 239, 70);
/* oklch */ color: oklch(92.1% 0.181 110.5);

Tailwind

colors: {
  custom: {
    50: '#f6f484',
    500: '#ecef46',
    950: '#000000',
  },
}

SCSS

$custom: #ecef46;
$custom-light: #f6f484;
$custom-dark: #000000;

JSON

{
  "hex": "#ecef46",
  "rgb": {
    "r": 236,
    "g": 239,
    "b": 70
  },
  "hsl": {
    "h": 61.065,
    "s": 84.08,
    "l": 60.588
  },
  "oklch": {
    "l": 0.92144,
    "c": 0.1806,
    "h": 110.5
  },
  "luminance": 0.80008
}

Semantic roles & 50–950 ramp

primary

#ECEF46

secondary

#2F2DAD

accent

#05E109

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18170C

muted

#86857F

Preview Lab

Preview with #ECEF46

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

Preview Lab → · Contrast checker → · Palette generator →