#EFF670#EFF670

#EFF670 is a very light, vivid yellow. Relative luminance 0.854; OKLCH L 94.2% C 0.157 H 111.8°. Best body text is #000000 at 18.09:1 contrast (WCAG AA passes).

Color values

HEX	#EFF670
RGB	rgb(239, 246, 112)
HSL	hsl(63, 88%, 70%)
HSV	hsv(63, 54%, 96%)
CMYK	cmyk(2.8%, 0%, 54.5%, 3.5%)
CIE-LAB	lab(94.07, -19.75, 62.51)
CIE-LCH	lch(94.07, 65.56, 107.53°)
OKLab	oklab(94.2% -0.0581 0.1455)
OKLCH	oklch(94.2% 0.157 111.8)
XYZ	xyz(71.4787, 85.4336, 28.0511)
Luminance	0.8543 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF670 #7770F6

analogous

#F6BA70 #EFF670 #ACF670

triadic

#EFF670 #70EFF6 #F670EF

tetradic

#EFF670 #70F6BA #7770F6 #F670AC

square

#EFF670 #70F6BA #7770F6 #F670AC

split-complementary

#EFF670 #70ACF6 #BA70F6

monochromatic

#D3DE0E #E9F236 #EFF670 #F5FAAA #FCFDE2

Accessibility & contrast

On white

1.16

#EFF670 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.09

#EFF670 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF670

18.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF670	#FFFFFF	#000000	##000000
##EFF670	1.00	1.16	18.09	18.09
#FFFFFF	1.16	1.00	21.00	21.00
#000000	18.09	21.00	1.00	1.00
##000000	18.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC62

Deuteranopia (green-blind)

#FFF078

Tritanopia (blue-blind)

#FDE9D9

Achromatopsia (no color)

#EEEEEE

Design tokens & code

CSS

--color: #eff670;
/* rgb */ color: rgb(239, 246, 112);
/* oklch */ color: oklch(94.2% 0.157 111.8);

Tailwind

colors: {
  custom: {
    50: '#f7f99d',
    500: '#eff670',
    950: '#000000',
  },
}

SCSS

$custom: #eff670;
$custom-light: #f7f99d;
$custom-dark: #000000;

JSON

{
  "hex": "#eff670",
  "rgb": {
    "r": 239,
    "g": 246,
    "b": 112
  },
  "hsl": {
    "h": 63.134,
    "s": 88.158,
    "l": 70.196
  },
  "oklch": {
    "l": 0.94204,
    "c": 0.15664,
    "h": 111.8
  },
  "luminance": 0.85432
}

Semantic roles & 50–950 ramp

primary

#EFF670

secondary

#423AD0

accent

#01E50D

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#17170F

muted

#858580

Preview Lab

Preview with #EFF670

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

Preview Lab → · Contrast checker → · Palette generator →