#EFF8A4#EFF8A4

#EFF8A4 is a very light, moderate yellow. Relative luminance 0.882; OKLCH L 95.3% C 0.106 H 113.4°. Best body text is #000000 at 18.63:1 contrast (WCAG AA passes).

Color values

HEX	#EFF8A4
RGB	rgb(239, 248, 164)
HSL	hsl(66, 86%, 81%)
HSV	hsv(66, 34%, 97%)
CMYK	cmyk(3.6%, 0%, 33.9%, 2.7%)
CIE-LAB	lab(95.23, -15.64, 39.42)
CIE-LCH	lch(95.23, 42.41, 111.64°)
OKLab	oklab(95.34% -0.0422 0.0974)
OKLCH	oklch(95.34% 0.106 113.4)
XYZ	xyz(75.8651, 88.1667, 48.1361)
Luminance	0.8817 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF8A4 #ADA4F8

analogous

#F8D7A4 #EFF8A4 #C5F8A4

triadic

#EFF8A4 #A4EFF8 #F8A4EF

tetradic

#EFF8A4 #A4F8D7 #ADA4F8 #F8A4C5

square

#EFF8A4 #A4F8D7 #ADA4F8 #F8A4C5

split-complementary

#EFF8A4 #A4C5F8 #D7A4F8

monochromatic

#DBEF32 #E5F46B #EFF8A4 #F9FCDD #FAFDE3

Accessibility & contrast

On white

1.13

#EFF8A4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.63

#EFF8A4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF8A4

18.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF8A4	#FFFFFF	#000000	##000000
##EFF8A4	1.00	1.13	18.63	18.63
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.63	21.00	1.00	1.00
##000000	18.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF09E

Deuteranopia (green-blind)

#FFF2A8

Tritanopia (blue-blind)

#F9EFE3

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #eff8a4;
/* rgb */ color: rgb(239, 248, 164);
/* oklch */ color: oklch(95.3% 0.106 113.4);

Tailwind

colors: {
  custom: {
    50: '#f5fac0',
    500: '#eff8a4',
    950: '#000000',
  },
}

SCSS

$custom: #eff8a4;
$custom-light: #f5fac0;
$custom-dark: #000000;

JSON

{
  "hex": "#eff8a4",
  "rgb": {
    "r": 239,
    "g": 248,
    "b": 164
  },
  "hsl": {
    "h": 66.429,
    "s": 85.714,
    "l": 80.784
  },
  "oklch": {
    "l": 0.95338,
    "c": 0.10616,
    "h": 113.4
  },
  "luminance": 0.88166
}

Semantic roles & 50–950 ramp

primary

#EFF8A4

secondary

#7367D9

accent

#03E21B

background

#FFFFFD

surface

#FEFFF9

border

#D6D7D2

text

#171712

muted

#858582

Preview Lab

Preview with #EFF8A4

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

Preview Lab → · Contrast checker → · Palette generator →