#EFF574#EFF574

#EFF574 is a very light, vivid yellow. Relative luminance 0.849; OKLCH L 94.0% C 0.152 H 111.4°. Best body text is #000000 at 17.98:1 contrast (WCAG AA passes).

Color values

HEX	#EFF574
RGB	rgb(239, 245, 116)
HSL	hsl(63, 87%, 71%)
HSV	hsv(63, 53%, 96%)
CMYK	cmyk(2.4%, 0%, 52.7%, 3.9%)
CIE-LAB	lab(93.85, -18.95, 60.49)
CIE-LCH	lch(93.85, 63.39, 107.39°)
OKLab	oklab(94.04% -0.0555 0.1415)
OKLCH	oklch(94.04% 0.152 111.4)
XYZ	xyz(71.4030, 84.9180, 29.1490)
Luminance	0.8492 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF574 #7A74F5

analogous

#F5BA74 #EFF574 #AEF574

triadic

#EFF574 #74EFF5 #F574EF

tetradic

#EFF574 #74F5BA #7A74F5 #F574AE

square

#EFF574 #74F5BA #7A74F5 #F574AE

split-complementary

#EFF574 #74AEF5 #BA74F5

monochromatic

#D5DF10 #E8F13B #EFF574 #F6F9AD #FCFDE2

Accessibility & contrast

On white

1.17

#EFF574 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.98

#EFF574 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF574

17.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF574	#FFFFFF	#000000	##000000
##EFF574	1.00	1.17	17.98	17.98
#FFFFFF	1.17	1.00	21.00	21.00
#000000	17.98	21.00	1.00	1.00
##000000	17.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEB67

Deuteranopia (green-blind)

#FFEF7B

Tritanopia (blue-blind)

#FDE8D8

Achromatopsia (no color)

#EDEDED

Design tokens & code

CSS

--color: #eff574;
/* rgb */ color: rgb(239, 245, 116);
/* oklch */ color: oklch(94.0% 0.152 111.4);

Tailwind

colors: {
  custom: {
    50: '#f7f8a0',
    500: '#eff574',
    950: '#000000',
  },
}

SCSS

$custom: #eff574;
$custom-light: #f7f8a0;
$custom-dark: #000000;

JSON

{
  "hex": "#eff574",
  "rgb": {
    "r": 239,
    "g": 245,
    "b": 116
  },
  "hsl": {
    "h": 62.791,
    "s": 86.577,
    "l": 70.784
  },
  "oklch": {
    "l": 0.94039,
    "c": 0.15199,
    "h": 111.4
  },
  "luminance": 0.84916
}

Semantic roles & 50–950 ramp

primary

#EFF574

secondary

#443ED0

accent

#02E30D

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#17170F

muted

#858580

Preview Lab

Preview with #EFF574

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

Preview Lab → · Contrast checker → · Palette generator →