#EFF064#EFF064

#EFF064 is a very light, vivid yellow. Relative luminance 0.816; OKLCH L 92.8% C 0.160 H 109.5°. Best body text is #000000 at 17.32:1 contrast (WCAG AA passes).

Color values

HEX	#EFF064
RGB	rgb(239, 240, 100)
HSL	hsl(60, 82%, 67%)
HSV	hsv(60, 58%, 94%)
CMYK	cmyk(0.4%, 0%, 58.3%, 5.9%)
CIE-LAB	lab(92.39, -17.72, 65.80)
CIE-LCH	lch(92.39, 68.14, 105.07°)
OKLab	oklab(92.83% -0.0536 0.1511)
OKLCH	oklch(92.83% 0.16 109.5)
XYZ	xyz(69.0589, 81.5928, 24.1653)
Luminance	0.8159 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF064 #6564F0

analogous

#F0AB64 #EFF064 #A9F064

triadic

#EFF064 #64EFF0 #F064EF

tetradic

#EFF064 #64F0AB #6564F0 #F064A9

square

#EFF064 #64F0AB #6564F0 #F064A9

split-complementary

#EFF064 #64A9F0 #AB64F0

monochromatic

#C5C613 #E9EB2C #EFF064 #F5F59C #FBFBD4

Accessibility & contrast

On white

1.21

#EFF064 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.32

#EFF064 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF064

17.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF064	#FFFFFF	#000000	##000000
##EFF064	1.00	1.21	17.32	17.32
#FFFFFF	1.21	1.00	21.00	21.00
#000000	17.32	21.00	1.00	1.00
##000000	17.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE754

Deuteranopia (green-blind)

#FFEB6C

Tritanopia (blue-blind)

#FEE2D2

Achromatopsia (no color)

#E9E9E9

Design tokens & code

CSS

--color: #eff064;
/* rgb */ color: rgb(239, 240, 100);
/* oklch */ color: oklch(92.8% 0.160 109.5);

Tailwind

colors: {
  custom: {
    50: '#f7f495',
    500: '#eff064',
    950: '#000000',
  },
}

SCSS

$custom: #eff064;
$custom-light: #f7f495;
$custom-dark: #000000;

JSON

{
  "hex": "#eff064",
  "rgb": {
    "r": 239,
    "g": 240,
    "b": 100
  },
  "hsl": {
    "h": 60.429,
    "s": 82.353,
    "l": 66.667
  },
  "oklch": {
    "l": 0.92832,
    "c": 0.16029,
    "h": 109.5
  },
  "luminance": 0.81591
}

Semantic roles & 50–950 ramp

primary

#EFF064

secondary

#3635C4

accent

#07DF08

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #EFF064

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

Preview Lab → · Contrast checker → · Palette generator →