#EFFBC7#EFFBC7

#EFFBC7 is a very light, moderate yellow-green. Relative luminance 0.915; OKLCH L 96.6% C 0.069 H 118.3°. Best body text is #000000 at 19.29:1 contrast (WCAG AA passes).

Color values

HEX	#EFFBC7
RGB	rgb(239, 251, 199)
HSL	hsl(74, 87%, 88%)
HSV	hsv(74, 21%, 98%)
CMYK	cmyk(4.8%, 0%, 20.7%, 1.6%)
CIE-LAB	lab(96.60, -12.48, 23.66)
CIE-LCH	lch(96.60, 26.75, 117.82°)
OKLab	oklab(96.62% -0.0324 0.0604)
OKLCH	oklch(96.62% 0.069 118.3)
XYZ	xyz(80.4016, 91.4689, 67.4413)
Luminance	0.9147 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFBC7 #D3C7FB

analogous

#FBEDC7 #EFFBC7 #D5FBC7

triadic

#EFFBC7 #C7EFFB #FBC7EF

tetradic

#EFFBC7 #C7FBED #D3C7FB #FBC7D5

square

#EFFBC7 #C7FBED #D3C7FB #FBC7D5

split-complementary

#EFFBC7 #C7D5FB #EDC7FB

monochromatic

#CEF355 #DFF78E #EFFBC7 #F7FDE2 #F7FDE2

Accessibility & contrast

On white

1.09

#EFFBC7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.29

#EFFBC7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFBC7

19.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFBC7	#FFFFFF	#000000	##000000
##EFFBC7	1.00	1.09	19.29	19.29
#FFFFFF	1.09	1.00	21.00	21.00
#000000	19.29	21.00	1.00	1.00
##000000	19.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF5C4

Deuteranopia (green-blind)

#FFF6C9

Tritanopia (blue-blind)

#F4F5ED

Achromatopsia (no color)

#F5F5F5

Design tokens & code

CSS

--color: #effbc7;
/* rgb */ color: rgb(239, 251, 199);
/* oklch */ color: oklch(96.6% 0.069 118.3);

Tailwind

colors: {
  custom: {
    50: '#f4fcd8',
    500: '#effbc7',
    950: '#000000',
  },
}

SCSS

$custom: #effbc7;
$custom-light: #f4fcd8;
$custom-dark: #000000;

JSON

{
  "hex": "#effbc7",
  "rgb": {
    "r": 239,
    "g": 251,
    "b": 199
  },
  "hsl": {
    "h": 73.846,
    "s": 86.667,
    "l": 88.235
  },
  "oklch": {
    "l": 0.96624,
    "c": 0.06853,
    "h": 118.3
  },
  "luminance": 0.91469
}

Semantic roles & 50–950 ramp

primary

#EFFBC7

secondary

#9A85E1

accent

#02E336

background

#FFFFFE

surface

#FEFFFB

border

#D6D7D4

text

#171714

muted

#858583

Preview Lab

Preview with #EFFBC7

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

Preview Lab → · Contrast checker → · Palette generator →