#EFF473#EFF473

#EFF473 is a very light, vivid yellow. Relative luminance 0.843; OKLCH L 93.8% C 0.152 H 111.0°. Best body text is #000000 at 17.86:1 contrast (WCAG AA passes).

Color values

HEX	#EFF473
RGB	rgb(239, 244, 115)
HSL	hsl(62, 85%, 70%)
HSV	hsv(62, 53%, 96%)
CMYK	cmyk(2%, 0%, 52.9%, 4.3%)
CIE-LAB	lab(93.58, -18.55, 60.63)
CIE-LCH	lch(93.58, 63.40, 107.01°)
OKLab	oklab(93.82% -0.0544 0.1417)
OKLCH	oklch(93.82% 0.152 111)
XYZ	xyz(71.0434, 84.2914, 28.7438)
Luminance	0.8429 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF473 #7873F4

analogous

#F4B973 #EFF473 #AEF473

triadic

#EFF473 #73EFF4 #F473EF

tetradic

#EFF473 #73F4B9 #7873F4 #F473AE

square

#EFF473 #73F4B9 #7873F4 #F473AE

split-complementary

#EFF473 #73AEF4 #B973F4

monochromatic

#D4DB11 #E9F03A #EFF473 #F5F8AC #FCFDE3

Accessibility & contrast

On white

1.18

#EFF473 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.86

#EFF473 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF473

17.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF473	#FFFFFF	#000000	##000000
##EFF473	1.00	1.18	17.86	17.86
#FFFFFF	1.18	1.00	21.00	21.00
#000000	17.86	21.00	1.00	1.00
##000000	17.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEB66

Deuteranopia (green-blind)

#FFEE7A

Tritanopia (blue-blind)

#FDE7D7

Achromatopsia (no color)

#EDEDED

Design tokens & code

CSS

--color: #eff473;
/* rgb */ color: rgb(239, 244, 115);
/* oklch */ color: oklch(93.8% 0.152 111.0);

Tailwind

colors: {
  custom: {
    50: '#f7f79f',
    500: '#eff473',
    950: '#000000',
  },
}

SCSS

$custom: #eff473;
$custom-light: #f7f79f;
$custom-dark: #000000;

JSON

{
  "hex": "#eff473",
  "rgb": {
    "r": 239,
    "g": 244,
    "b": 115
  },
  "hsl": {
    "h": 62.326,
    "s": 85.43,
    "l": 70.392
  },
  "oklch": {
    "l": 0.9382,
    "c": 0.15179,
    "h": 111
  },
  "luminance": 0.8429
}

Semantic roles & 50–950 ramp

primary

#EFF473

secondary

#433DCE

accent

#04E20C

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#17170F

muted

#858580

Preview Lab

Preview with #EFF473

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

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