#EFFBC6#EFFBC6

#EFFBC6 is a very light, moderate yellow-green. Relative luminance 0.914; OKLCH L 96.6% C 0.070 H 118.1°. Best body text is #000000 at 19.28:1 contrast (WCAG AA passes).

Color values

HEX	#EFFBC6
RGB	rgb(239, 251, 198)
HSL	hsl(74, 87%, 88%)
HSV	hsv(74, 21%, 98%)
CMYK	cmyk(4.8%, 0%, 21.1%, 1.6%)
CIE-LAB	lab(96.58, -12.63, 24.14)
CIE-LCH	lch(96.58, 27.24, 117.61°)
OKLab	oklab(96.6% -0.0328 0.0615)
OKLCH	oklch(96.6% 0.07 118.1)
XYZ	xyz(80.2859, 91.4226, 66.8319)
Luminance	0.9142 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFBC6 #D2C6FB

analogous

#FBECC6 #EFFBC6 #D4FBC6

triadic

#EFFBC6 #C6EFFB #FBC6EF

tetradic

#EFFBC6 #C6FBEC #D2C6FB #FBC6D4

square

#EFFBC6 #C6FBEC #D2C6FB #FBC6D4

split-complementary

#EFFBC6 #C6D4FB #ECC6FB

monochromatic

#CFF354 #DFF78D #EFFBC6 #F7FDE2 #F7FDE2

Accessibility & contrast

On white

1.09

#EFFBC6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.28

#EFFBC6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFBC6

19.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFBC6	#FFFFFF	#000000	##000000
##EFFBC6	1.00	1.09	19.28	19.28
#FFFFFF	1.09	1.00	21.00	21.00
#000000	19.28	21.00	1.00	1.00
##000000	19.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF5C3

Deuteranopia (green-blind)

#FFF5C8

Tritanopia (blue-blind)

#F4F5EC

Achromatopsia (no color)

#F5F5F5

Design tokens & code

CSS

--color: #effbc6;
/* rgb */ color: rgb(239, 251, 198);
/* oklch */ color: oklch(96.6% 0.070 118.1);

Tailwind

colors: {
  custom: {
    50: '#f4fcd7',
    500: '#effbc6',
    950: '#000000',
  },
}

SCSS

$custom: #effbc6;
$custom-light: #f4fcd7;
$custom-dark: #000000;

JSON

{
  "hex": "#effbc6",
  "rgb": {
    "r": 239,
    "g": 251,
    "b": 198
  },
  "hsl": {
    "h": 73.585,
    "s": 86.885,
    "l": 88.039
  },
  "oklch": {
    "l": 0.96603,
    "c": 0.06975,
    "h": 118.1
  },
  "luminance": 0.91422
}

Semantic roles & 50–950 ramp

primary

#EFFBC6

secondary

#9984E1

accent

#02E335

background

#FFFFFE

surface

#FEFFFB

border

#D6D7D4

text

#171714

muted

#858583

Preview Lab

Preview with #EFFBC6

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

Preview Lab → · Contrast checker → · Palette generator →