#EFF679#EFF679

#EFF679 is a very light, vivid yellow. Relative luminance 0.856; OKLCH L 94.3% C 0.149 H 111.8°. Best body text is #000000 at 18.13:1 contrast (WCAG AA passes).

Color values

HEX	#EFF679
RGB	rgb(239, 246, 121)
HSL	hsl(63, 87%, 72%)
HSV	hsv(63, 51%, 96%)
CMYK	cmyk(2.8%, 0%, 50.8%, 3.5%)
CIE-LAB	lab(94.16, -19.02, 58.61)
CIE-LCH	lch(94.16, 61.62, 107.98°)
OKLab	oklab(94.31% -0.0552 0.1379)
OKLCH	oklch(94.31% 0.149 111.8)
XYZ	xyz(72.0050, 85.6441, 30.8233)
Luminance	0.8564 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF679 #8079F6

analogous

#F6BF79 #EFF679 #B1F679

triadic

#EFF679 #79EFF6 #F679EF

tetradic

#EFF679 #79F6BF #8079F6 #F679B1

square

#EFF679 #79F6BF #8079F6 #F679B1

split-complementary

#EFF679 #79B1F6 #BF79F6

monochromatic

#D9E50F #E8F240 #EFF679 #F6FAB2 #FCFDE2

Accessibility & contrast

On white

1.16

#EFF679 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.13

#EFF679 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF679

18.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF679	#FFFFFF	#000000	##000000
##EFF679	1.00	1.16	18.13	18.13
#FFFFFF	1.16	1.00	21.00	21.00
#000000	18.13	21.00	1.00	1.00
##000000	18.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC6D

Deuteranopia (green-blind)

#FFF080

Tritanopia (blue-blind)

#FDE9DA

Achromatopsia (no color)

#EEEEEE

Design tokens & code

CSS

--color: #eff679;
/* rgb */ color: rgb(239, 246, 121);
/* oklch */ color: oklch(94.3% 0.149 111.8);

Tailwind

colors: {
  custom: {
    50: '#f6f9a3',
    500: '#eff679',
    950: '#000000',
  },
}

SCSS

$custom: #eff679;
$custom-light: #f6f9a3;
$custom-dark: #000000;

JSON

{
  "hex": "#eff679",
  "rgb": {
    "r": 239,
    "g": 246,
    "b": 121
  },
  "hsl": {
    "h": 63.36,
    "s": 87.413,
    "l": 71.961
  },
  "oklch": {
    "l": 0.94305,
    "c": 0.14855,
    "h": 111.8
  },
  "luminance": 0.85643
}

Semantic roles & 50–950 ramp

primary

#EFF679

secondary

#4A42D1

accent

#02E40E

background

#FFFFFC

surface

#FFFFF6

border

#D7D7D0

text

#17170F

muted

#858580

Preview Lab

Preview with #EFF679

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

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