#EFFCDB#EFFCDB

#EFFCDB is a very light, muted yellow-green. Relative luminance 0.931; OKLCH L 97.3% C 0.045 H 124.8°. Best body text is #000000 at 19.62:1 contrast (WCAG AA passes).

Color values

HEX	#EFFCDB
RGB	rgb(239, 252, 219)
HSL	hsl(84, 85%, 92%)
HSV	hsv(84, 13%, 99%)
CMYK	cmyk(5.2%, 0%, 13.1%, 1.2%)
CIE-LAB	lab(97.26, -9.92, 14.37)
CIE-LCH	lch(97.26, 17.46, 124.62°)
OKLab	oklab(97.28% -0.0258 0.0372)
OKLCH	oklch(97.28% 0.045 124.8)
XYZ	xyz(83.1913, 93.0859, 80.5887)
Luminance	0.9309 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFCDB #E8DBFC

analogous

#FCF8DB #EFFCDB #DFFCDB

triadic

#EFFCDB #DBEFFC #FCDBEF

tetradic

#EFFCDB #DBFCF8 #E8DBFC #FCDBDF

square

#EFFCDB #DBFCF8 #E8DBFC #FCDBDF

split-complementary

#EFFCDB #DBDFFC #F8DBFC

monochromatic

#BDF36A #D6F7A3 #EFFCDB #F2FDE3 #F2FDE3

Accessibility & contrast

On white

1.07

#EFFCDB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.62

#EFFCDB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFCDB

19.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFCDB	#FFFFFF	#000000	##000000
##EFFCDB	1.00	1.07	19.62	19.62
#FFFFFF	1.07	1.00	21.00	21.00
#000000	19.62	21.00	1.00	1.00
##000000	19.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF8D9

Deuteranopia (green-blind)

#FEF7DC

Tritanopia (blue-blind)

#F1F8F3

Achromatopsia (no color)

#F7F7F7

Design tokens & code

CSS

--color: #effcdb;
/* rgb */ color: rgb(239, 252, 219);
/* oklch */ color: oklch(97.3% 0.045 124.8);

Tailwind

colors: {
  custom: {
    50: '#f4fde6',
    500: '#effcdb',
    950: '#000000',
  },
}

SCSS

$custom: #effcdb;
$custom-light: #f4fde6;
$custom-dark: #000000;

JSON

{
  "hex": "#effcdb",
  "rgb": {
    "r": 239,
    "g": 252,
    "b": 219
  },
  "hsl": {
    "h": 83.636,
    "s": 84.615,
    "l": 92.353
  },
  "oklch": {
    "l": 0.9728,
    "c": 0.04532,
    "h": 124.8
  },
  "luminance": 0.93086
}

Semantic roles & 50–950 ramp

primary

#EFFCDB

secondary

#B597E4

accent

#04E15B

background

#FFFFFE

surface

#FEFFFC

border

#D6D7D5

text

#171715

muted

#858584

Preview Lab

Preview with #EFFCDB

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

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