#EFF665#EFF665

#EFF665 is a very light, vivid yellow. Relative luminance 0.852; OKLCH L 94.1% C 0.166 H 111.8°. Best body text is #000000 at 18.04:1 contrast (WCAG AA passes).

Color values

HEX	#EFF665
RGB	rgb(239, 246, 101)
HSL	hsl(63, 89%, 68%)
HSV	hsv(63, 59%, 96%)
CMYK	cmyk(2.8%, 0%, 58.9%, 3.5%)
CIE-LAB	lab(93.97, -20.54, 67.10)
CIE-LCH	lch(93.97, 70.18, 107.02°)
OKLab	oklab(94.09% -0.0615 0.154)
OKLCH	oklch(94.09% 0.166 111.8)
XYZ	xyz(70.9032, 85.2034, 25.0203)
Luminance	0.8520 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF665 #6C65F6

analogous

#F6B565 #EFF665 #A6F665

triadic

#EFF665 #65EFF6 #F665EF

tetradic

#EFF665 #65F6B5 #6C65F6 #F665A6

square

#EFF665 #65F6B5 #6C65F6 #F665A6

split-complementary

#EFF665 #65A6F6 #B565F6

monochromatic

#CBD40C #E9F32B #EFF665 #F5F99F #FBFDD9

Accessibility & contrast

On white

1.16

#EFF665 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.04

#EFF665 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF665

18.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF665	#FFFFFF	#000000	##000000
##EFF665	1.00	1.16	18.04	18.04
#FFFFFF	1.16	1.00	21.00	21.00
#000000	18.04	21.00	1.00	1.00
##000000	18.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC54

Deuteranopia (green-blind)

#FFF06E

Tritanopia (blue-blind)

#FEE8D7

Achromatopsia (no color)

#EEEEEE

Design tokens & code

CSS

--color: #eff665;
/* rgb */ color: rgb(239, 246, 101);
/* oklch */ color: oklch(94.1% 0.166 111.8);

Tailwind

colors: {
  custom: {
    50: '#f7f996',
    500: '#eff665',
    950: '#000000',
  },
}

SCSS

$custom: #eff665;
$custom-light: #f7f996;
$custom-dark: #000000;

JSON

{
  "hex": "#eff665",
  "rgb": {
    "r": 239,
    "g": 246,
    "b": 101
  },
  "hsl": {
    "h": 62.897,
    "s": 88.957,
    "l": 68.039
  },
  "oklch": {
    "l": 0.94093,
    "c": 0.16579,
    "h": 111.8
  },
  "luminance": 0.85202
}

Semantic roles & 50–950 ramp

primary

#EFF665

secondary

#3830CF

accent

#00E60B

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #EFF665

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

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