#EFF570#EFF570

#EFF570 is a very light, vivid yellow. Relative luminance 0.848; OKLCH L 94.0% C 0.156 H 111.4°. Best body text is #000000 at 17.97:1 contrast (WCAG AA passes).

Color values

HEX	#EFF570
RGB	rgb(239, 245, 112)
HSL	hsl(63, 87%, 70%)
HSV	hsv(63, 54%, 96%)
CMYK	cmyk(2.4%, 0%, 54.3%, 3.9%)
CIE-LAB	lab(93.81, -19.27, 62.22)
CIE-LCH	lch(93.81, 65.13, 107.21°)
OKLab	oklab(93.99% -0.0568 0.1448)
OKLCH	oklch(93.99% 0.156 111.4)
XYZ	xyz(71.1753, 84.8269, 27.9499)
Luminance	0.8482 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF570 #7670F5

analogous

#F5B970 #EFF570 #ACF570

triadic

#EFF570 #70EFF5 #F570EF

tetradic

#EFF570 #70F5B9 #7670F5 #F570AC

square

#EFF570 #70F5B9 #7670F5 #F570AC

split-complementary

#EFF570 #70ACF5 #B970F5

monochromatic

#D2DB0F #E9F137 #EFF570 #F5F9A9 #FCFDE2

Accessibility & contrast

On white

1.17

#EFF570 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.97

#EFF570 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF570

17.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF570	#FFFFFF	#000000	##000000
##EFF570	1.00	1.17	17.97	17.97
#FFFFFF	1.17	1.00	21.00	21.00
#000000	17.97	21.00	1.00	1.00
##000000	17.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEB62

Deuteranopia (green-blind)

#FFEF77

Tritanopia (blue-blind)

#FDE8D8

Achromatopsia (no color)

#EDEDED

Design tokens & code

CSS

--color: #eff570;
/* rgb */ color: rgb(239, 245, 112);
/* oklch */ color: oklch(94.0% 0.156 111.4);

Tailwind

colors: {
  custom: {
    50: '#f7f89d',
    500: '#eff570',
    950: '#000000',
  },
}

SCSS

$custom: #eff570;
$custom-light: #f7f89d;
$custom-dark: #000000;

JSON

{
  "hex": "#eff570",
  "rgb": {
    "r": 239,
    "g": 245,
    "b": 112
  },
  "hsl": {
    "h": 62.707,
    "s": 86.928,
    "l": 70
  },
  "oklch": {
    "l": 0.93995,
    "c": 0.15554,
    "h": 111.4
  },
  "luminance": 0.84825
}

Semantic roles & 50–950 ramp

primary

#EFF570

secondary

#413ACF

accent

#02E30C

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#17170F

muted

#858580

Preview Lab

Preview with #EFF570

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

Preview Lab → · Contrast checker → · Palette generator →