#EFF3AA#EFF3AA

#EFF3AA is a very light, moderate yellow. Relative luminance 0.854; OKLCH L 94.4% C 0.093 H 110.7°. Best body text is #000000 at 18.07:1 contrast (WCAG AA passes).

Color values

HEX	#EFF3AA
RGB	rgb(239, 243, 170)
HSL	hsl(63, 75%, 81%)
HSV	hsv(63, 30%, 95%)
CMYK	cmyk(1.6%, 0%, 30%, 4.7%)
CIE-LAB	lab(94.04, -12.45, 34.85)
CIE-LCH	lch(94.04, 37.01, 109.66°)
OKLab	oklab(94.42% -0.0328 0.0869)
OKLCH	oklch(94.42% 0.093 110.7)
XYZ	xyz(74.9031, 85.3552, 50.5517)
Luminance	0.8535 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF3AA #AEAAF3

analogous

#F3D2AA #EFF3AA #CAF3AA

triadic

#EFF3AA #AAEFF3 #F3AAEF

tetradic

#EFF3AA #AAF3D2 #AEAAF3 #F3AACA

square

#EFF3AA #AAF3D2 #AEAAF3 #F3AACA

split-complementary

#EFF3AA #AACAF3 #D2AAF3

monochromatic

#DBE43F #E5EB74 #EFF3AA #F9FBE0 #FAFBE4

Accessibility & contrast

On white

1.16

#EFF3AA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.07

#EFF3AA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF3AA

18.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF3AA	#FFFFFF	#000000	##000000
##EFF3AA	1.00	1.16	18.07	18.07
#FFFFFF	1.16	1.00	21.00	21.00
#000000	18.07	21.00	1.00	1.00
##000000	18.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FEEDA5

Deuteranopia (green-blind)

#FFEFAD

Tritanopia (blue-blind)

#F9EAE0

Achromatopsia (no color)

#EEEEEE

Design tokens & code

CSS

--color: #eff3aa;
/* rgb */ color: rgb(239, 243, 170);
/* oklch */ color: oklch(94.4% 0.093 110.7);

Tailwind

colors: {
  custom: {
    50: '#f5f7c4',
    500: '#eff3aa',
    950: '#000000',
  },
}

SCSS

$custom: #eff3aa;
$custom-light: #f5f7c4;
$custom-dark: #000000;

JSON

{
  "hex": "#eff3aa",
  "rgb": {
    "r": 239,
    "g": 243,
    "b": 170
  },
  "hsl": {
    "h": 63.288,
    "s": 75.258,
    "l": 80.98
  },
  "oklch": {
    "l": 0.94419,
    "c": 0.09289,
    "h": 110.7
  },
  "luminance": 0.85354
}

Semantic roles & 50–950 ramp

primary

#EFF3AA

secondary

#746FD2

accent

#0ED719

background

#FFFFFD

surface

#FEFEF9

border

#D6D6D2

text

#171712

muted

#858582

Preview Lab

Preview with #EFF3AA

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

Preview Lab → · Contrast checker → · Palette generator →