#EFFFDB#EFFFDB

#EFFFDB is a very light, muted yellow-green. Relative luminance 0.950; OKLCH L 97.9% C 0.050 H 126.9°. Best body text is #000000 at 20.00:1 contrast (WCAG AA passes).

Color values

HEX	#EFFFDB
RGB	rgb(239, 255, 219)
HSL	hsl(87, 100%, 93%)
HSV	hsv(87, 14%, 100%)
CMYK	cmyk(6.3%, 0%, 14.1%, 0%)
CIE-LAB	lab(98.03, -11.40, 15.45)
CIE-LCH	lch(98.03, 19.20, 126.43°)
OKLab	oklab(97.89% -0.03 0.04)
OKLCH	oklch(97.89% 0.05 126.9)
XYZ	xyz(84.1408, 94.9849, 80.9053)
Luminance	0.9498 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFFDB #EBDBFF

analogous

#FFFDDB #EFFFDB #DDFFDB

triadic

#EFFFDB #DBEFFF #FFDBEF

tetradic

#EFFFDB #DBFFFD #EBDBFF #FFDBDD

square

#EFFFDB #DBFFFD #EBDBFF #FFDBDD

split-complementary

#EFFFDB #DBDDFF #FDDBFF

monochromatic

#B9FF61 #D4FF9E #EFFFDB #F1FFE0 #F1FFE0

Accessibility & contrast

On white

1.05

#EFFFDB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

20.00

#EFFFDB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFFDB

20.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFFDB	#FFFFFF	#000000	##000000
##EFFFDB	1.00	1.05	20.00	20.00
#FFFFFF	1.05	1.00	21.00	21.00
#000000	20.00	21.00	1.00	1.00
##000000	20.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFFAD9

Deuteranopia (green-blind)

#FFF9DC

Tritanopia (blue-blind)

#F1FBF5

Achromatopsia (no color)

#F9F9F9

Design tokens & code

CSS

--color: #efffdb;
/* rgb */ color: rgb(239, 255, 219);
/* oklch */ color: oklch(97.9% 0.050 126.9);

Tailwind

colors: {
  custom: {
    50: '#f4ffe6',
    500: '#efffdb',
    950: '#000000',
  },
}

SCSS

$custom: #efffdb;
$custom-light: #f4ffe6;
$custom-dark: #000000;

JSON

{
  "hex": "#efffdb",
  "rgb": {
    "r": 239,
    "g": 255,
    "b": 219
  },
  "hsl": {
    "h": 86.667,
    "s": 100,
    "l": 92.941
  },
  "oklch": {
    "l": 0.97886,
    "c": 0.04996,
    "h": 126.9
  },
  "luminance": 0.94985
}

Semantic roles & 50–950 ramp

primary

#EFFFDB

secondary

#BA92EC

accent

#00E666

background

#FFFFFE

surface

#FEFFFC

border

#D6D7D5

text

#171815

muted

#858684

Preview Lab

Preview with #EFFFDB

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

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