#EFF3AB#EFF3AB

#EFF3AB is a very light, moderate yellow. Relative luminance 0.854; OKLCH L 94.4% C 0.092 H 110.7°. Best body text is #000000 at 18.08:1 contrast (WCAG AA passes).

Color values

HEX	#EFF3AB
RGB	rgb(239, 243, 171)
HSL	hsl(63, 75%, 81%)
HSV	hsv(63, 30%, 95%)
CMYK	cmyk(1.6%, 0%, 29.6%, 4.7%)
CIE-LAB	lab(94.05, -12.33, 34.37)
CIE-LCH	lch(94.05, 36.52, 109.73°)
OKLab	oklab(94.44% -0.0324 0.0858)
OKLCH	oklch(94.44% 0.092 110.7)
XYZ	xyz(74.9981, 85.3932, 51.0518)
Luminance	0.8539 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF3AB #AFABF3

analogous

#F3D3AB #EFF3AB #CBF3AB

triadic

#EFF3AB #ABEFF3 #F3ABEF

tetradic

#EFF3AB #ABF3D3 #AFABF3 #F3ABCB

square

#EFF3AB #ABF3D3 #AFABF3 #F3ABCB

split-complementary

#EFF3AB #ABCBF3 #D3ABF3

monochromatic

#DBE440 #E5EB75 #EFF3AB #F9FBE1 #FAFBE4

Accessibility & contrast

On white

1.16

#EFF3AB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.08

#EFF3AB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF3AB

18.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF3AB	#FFFFFF	#000000	##000000
##EFF3AB	1.00	1.16	18.08	18.08
#FFFFFF	1.16	1.00	21.00	21.00
#000000	18.08	21.00	1.00	1.00
##000000	18.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FEEDA6

Deuteranopia (green-blind)

#FFEFAE

Tritanopia (blue-blind)

#F8EAE0

Achromatopsia (no color)

#EEEEEE

Design tokens & code

CSS

--color: #eff3ab;
/* rgb */ color: rgb(239, 243, 171);
/* oklch */ color: oklch(94.4% 0.092 110.7);

Tailwind

colors: {
  custom: {
    50: '#f5f7c4',
    500: '#eff3ab',
    950: '#000000',
  },
}

SCSS

$custom: #eff3ab;
$custom-light: #f5f7c4;
$custom-dark: #000000;

JSON

{
  "hex": "#eff3ab",
  "rgb": {
    "r": 239,
    "g": 243,
    "b": 171
  },
  "hsl": {
    "h": 63.333,
    "s": 75,
    "l": 81.176
  },
  "oklch": {
    "l": 0.94437,
    "c": 0.09171,
    "h": 110.7
  },
  "luminance": 0.85392
}

Semantic roles & 50–950 ramp

primary

#EFF3AB

secondary

#7570D2

accent

#0ED719

background

#FFFFFD

surface

#FEFEF9

border

#D6D6D2

text

#171713

muted

#858582

Preview Lab

Preview with #EFF3AB

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

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