#EFFF70#EFFF70

#EFFF70 is a very light, vivid yellow. Relative luminance 0.910; OKLCH L 96.1% C 0.167 H 114.9°. Best body text is #000000 at 19.21:1 contrast (WCAG AA passes).

Color values

HEX	#EFFF70
RGB	rgb(239, 255, 112)
HSL	hsl(67, 100%, 72%)
HSV	hsv(67, 56%, 100%)
CMYK	cmyk(6.3%, 0%, 56.1%, 0%)
CIE-LAB	lab(96.43, -24.04, 65.18)
CIE-LCH	lch(96.43, 69.47, 110.24°)
OKLab	oklab(96.09% -0.0703 0.1512)
OKLCH	oklch(96.09% 0.167 114.9)
XYZ	xyz(74.2827, 91.0417, 28.9857)
Luminance	0.9104 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFF70 #8070FF

analogous

#FFC770 #EFFF70 #A8FF70

triadic

#EFFF70 #70EFFF #FF70EF

tetradic

#EFFF70 #70FFC7 #8070FF #FF70A8

square

#EFFF70 #70FFC7 #8070FF #FF70A8

split-complementary

#EFFF70 #70A8FF #C770FF

monochromatic

#D9F500 #E8FF33 #EFFF70 #F6FFAD #FCFFE0

Accessibility & contrast

On white

1.09

#EFFF70 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.21

#EFFF70 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFF70

19.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFF70	#FFFFFF	#000000	##000000
##EFFF70	1.00	1.09	19.21	19.21
#FFFFFF	1.09	1.00	21.00	21.00
#000000	19.21	21.00	1.00	1.00
##000000	19.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF461

Deuteranopia (green-blind)

#FFF679

Tritanopia (blue-blind)

#FDF2E0

Achromatopsia (no color)

#F5F5F5

Design tokens & code

CSS

--color: #efff70;
/* rgb */ color: rgb(239, 255, 112);
/* oklch */ color: oklch(96.1% 0.167 114.9);

Tailwind

colors: {
  custom: {
    50: '#f7ff9e',
    500: '#efff70',
    950: '#000000',
  },
}

SCSS

$custom: #efff70;
$custom-light: #f7ff9e;
$custom-dark: #000000;

JSON

{
  "hex": "#efff70",
  "rgb": {
    "r": 239,
    "g": 255,
    "b": 112
  },
  "hsl": {
    "h": 66.713,
    "s": 100,
    "l": 71.961
  },
  "oklch": {
    "l": 0.96089,
    "c": 0.16669,
    "h": 114.9
  },
  "luminance": 0.91041
}

Semantic roles & 50–950 ramp

primary

#EFFF70

secondary

#4A37DC

accent

#00E61A

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#17170F

muted

#858580

Preview Lab

Preview with #EFFF70

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

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