#EFF06A#EFF06A

#EFF06A is a very light, vivid yellow. Relative luminance 0.817; OKLCH L 92.9% C 0.155 H 109.5°. Best body text is #000000 at 17.34:1 contrast (WCAG AA passes).

Color values

HEX	#EFF06A
RGB	rgb(239, 240, 106)
HSL	hsl(60, 82%, 68%)
HSV	hsv(60, 56%, 94%)
CMYK	cmyk(0.4%, 0%, 55.8%, 5.9%)
CIE-LAB	lab(92.45, -17.30, 63.30)
CIE-LCH	lch(92.45, 65.62, 105.28°)
OKLab	oklab(92.89% -0.0518 0.1465)
OKLCH	oklch(92.89% 0.155 109.5)
XYZ	xyz(69.3601, 81.7133, 25.7514)
Luminance	0.8171 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF06A #6B6AF0

analogous

#F0AE6A #EFF06A #ACF06A

triadic

#EFF06A #6AEFF0 #F06AEF

tetradic

#EFF06A #6AF0AE #6B6AF0 #F06AAC

square

#EFF06A #6AF0AE #6B6AF0 #F06AAC

split-complementary

#EFF06A #6AACF0 #AE6AF0

monochromatic

#CACB14 #E9EA32 #EFF06A #F5F6A2 #FBFBD9

Accessibility & contrast

On white

1.21

#EFF06A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.34

#EFF06A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF06A

17.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF06A	#FFFFFF	#000000	##000000
##EFF06A	1.00	1.21	17.34	17.34
#FFFFFF	1.21	1.00	21.00	21.00
#000000	17.34	21.00	1.00	1.00
##000000	17.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE75C

Deuteranopia (green-blind)

#FFEB72

Tritanopia (blue-blind)

#FEE3D3

Achromatopsia (no color)

#E9E9E9

Design tokens & code

CSS

--color: #eff06a;
/* rgb */ color: rgb(239, 240, 106);
/* oklch */ color: oklch(92.9% 0.155 109.5);

Tailwind

colors: {
  custom: {
    50: '#f7f499',
    500: '#eff06a',
    950: '#000000',
  },
}

SCSS

$custom: #eff06a;
$custom-light: #f7f499;
$custom-dark: #000000;

JSON

{
  "hex": "#eff06a",
  "rgb": {
    "r": 239,
    "g": 240,
    "b": 106
  },
  "hsl": {
    "h": 60.448,
    "s": 81.707,
    "l": 67.843
  },
  "oklch": {
    "l": 0.92891,
    "c": 0.15534,
    "h": 109.5
  },
  "luminance": 0.81712
}

Semantic roles & 50–950 ramp

primary

#EFF06A

secondary

#3736C8

accent

#07DE09

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #EFF06A

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

Preview Lab → · Contrast checker → · Palette generator →