#EFF669#EFF669

#EFF669 is a very light, vivid yellow. Relative luminance 0.853; OKLCH L 94.1% C 0.163 H 111.8°. Best body text is #000000 at 18.06:1 contrast (WCAG AA passes).

Color values

HEX	#EFF669
RGB	rgb(239, 246, 105)
HSL	hsl(63, 89%, 69%)
HSV	hsv(63, 57%, 96%)
CMYK	cmyk(2.8%, 0%, 57.3%, 3.5%)
CIE-LAB	lab(94.01, -20.27, 65.46)
CIE-LCH	lch(94.01, 68.53, 107.20°)
OKLab	oklab(94.13% -0.0603 0.151)
OKLCH	oklch(94.13% 0.163 111.8)
XYZ	xyz(71.1040, 85.2837, 26.0776)
Luminance	0.8528 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF669 #7069F6

analogous

#F6B769 #EFF669 #A9F669

triadic

#EFF669 #69EFF6 #F669EF

tetradic

#EFF669 #69F6B7 #7069F6 #F669A9

square

#EFF669 #69F6B7 #7069F6 #F669A9

split-complementary

#EFF669 #69A9F6 #B769F6

monochromatic

#CED80D #E9F32F #EFF669 #F5F9A3 #FBFDDC

Accessibility & contrast

On white

1.16

#EFF669 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.06

#EFF669 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF669

18.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF669	#FFFFFF	#000000	##000000
##EFF669	1.00	1.16	18.06	18.06
#FFFFFF	1.16	1.00	21.00	21.00
#000000	18.06	21.00	1.00	1.00
##000000	18.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC59

Deuteranopia (green-blind)

#FFF071

Tritanopia (blue-blind)

#FEE9D8

Achromatopsia (no color)

#EEEEEE

Design tokens & code

CSS

--color: #eff669;
/* rgb */ color: rgb(239, 246, 105);
/* oklch */ color: oklch(94.1% 0.163 111.8);

Tailwind

colors: {
  custom: {
    50: '#f7f999',
    500: '#eff669',
    950: '#000000',
  },
}

SCSS

$custom: #eff669;
$custom-light: #f7f999;
$custom-dark: #000000;

JSON

{
  "hex": "#eff669",
  "rgb": {
    "r": 239,
    "g": 246,
    "b": 105
  },
  "hsl": {
    "h": 62.979,
    "s": 88.679,
    "l": 68.824
  },
  "oklch": {
    "l": 0.94131,
    "c": 0.16256,
    "h": 111.8
  },
  "luminance": 0.85282
}

Semantic roles & 50–950 ramp

primary

#EFF669

secondary

#3B34CF

accent

#00E50C

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #EFF669

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

Preview Lab → · Contrast checker → · Palette generator →