#EFF5B7#EFF5B7

#EFF5B7 is a very light, moderate yellow. Relative luminance 0.871; OKLCH L 95.1% C 0.080 H 112.4°. Best body text is #000000 at 18.41:1 contrast (WCAG AA passes).

Color values

HEX	#EFF5B7
RGB	rgb(239, 245, 183)
HSL	hsl(66, 76%, 84%)
HSV	hsv(66, 25%, 96%)
CMYK	cmyk(2.4%, 0%, 25.3%, 3.9%)
CIE-LAB	lab(94.77, -11.76, 29.28)
CIE-LCH	lch(94.77, 31.55, 111.89°)
OKLab	oklab(95.07% -0.0305 0.0739)
OKLCH	oklch(95.07% 0.08 112.4)
XYZ	xyz(76.7960, 87.0752, 57.5521)
Luminance	0.8707 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF5B7 #BDB7F5

analogous

#F5DCB7 #EFF5B7 #D0F5B7

triadic

#EFF5B7 #B7EFF5 #F5B7EF

tetradic

#EFF5B7 #B7F5DC #BDB7F5 #F5B7D0

square

#EFF5B7 #B7F5DC #BDB7F5 #F5B7D0

split-complementary

#EFF5B7 #B7D0F5 #DCB7F5

monochromatic

#D7E64C #E3EE81 #EFF5B7 #F9FBE4 #F9FBE4

Accessibility & contrast

On white

1.14

#EFF5B7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.41

#EFF5B7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF5B7

18.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF5B7	#FFFFFF	#000000	##000000
##EFF5B7	1.00	1.14	18.41	18.41
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.41	21.00	1.00	1.00
##000000	18.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEFB3

Deuteranopia (green-blind)

#FEF1B9

Tritanopia (blue-blind)

#F7EEE4

Achromatopsia (no color)

#F0F0F0

Design tokens & code

CSS

--color: #eff5b7;
/* rgb */ color: rgb(239, 245, 183);
/* oklch */ color: oklch(95.1% 0.080 112.4);

Tailwind

colors: {
  custom: {
    50: '#f4f8cd',
    500: '#eff5b7',
    950: '#000000',
  },
}

SCSS

$custom: #eff5b7;
$custom-light: #f4f8cd;
$custom-dark: #000000;

JSON

{
  "hex": "#eff5b7",
  "rgb": {
    "r": 239,
    "g": 245,
    "b": 183
  },
  "hsl": {
    "h": 65.806,
    "s": 75.61,
    "l": 83.922
  },
  "oklch": {
    "l": 0.95074,
    "c": 0.07991,
    "h": 112.4
  },
  "luminance": 0.87074
}

Semantic roles & 50–950 ramp

primary

#EFF5B7

secondary

#837AD6

accent

#0ED821

background

#FFFFFE

surface

#FEFEFA

border

#D6D6D3

text

#171713

muted

#858583

Preview Lab

Preview with #EFF5B7

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

Preview Lab → · Contrast checker → · Palette generator →