#EFFECC#EFFECC

#EFFECC is a very light, moderate yellow-green. Relative luminance 0.936; OKLCH L 97.3% C 0.067 H 121.2°. Best body text is #000000 at 19.72:1 contrast (WCAG AA passes).

Color values

HEX	#EFFECC
RGB	rgb(239, 254, 204)
HSL	hsl(78, 96%, 90%)
HSV	hsv(78, 20%, 100%)
CMYK	cmyk(5.9%, 0%, 19.7%, 0.4%)
CIE-LAB	lab(97.47, -13.22, 22.31)
CIE-LCH	lch(97.47, 25.94, 120.65°)
OKLab	oklab(97.34% -0.0346 0.0571)
OKLCH	oklch(97.34% 0.067 121.2)
XYZ	xyz(81.9362, 93.5940, 70.8639)
Luminance	0.9359 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFECC #DBCCFE

analogous

#FEF4CC #EFFECC #D6FECC

triadic

#EFFECC #CCEFFE #FECCEF

tetradic

#EFFECC #CCFEF4 #DBCCFE #FECCD6

square

#EFFECC #CCFEF4 #DBCCFE #FECCD6

split-complementary

#EFFECC #CCD6FE #F4CCFE

monochromatic

#C9FC54 #DCFD90 #EFFECC #F6FEE1 #F6FEE1

Accessibility & contrast

On white

1.06

#EFFECC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.72

#EFFECC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFECC

19.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFECC	#FFFFFF	#000000	##000000
##EFFECC	1.00	1.06	19.72	19.72
#FFFFFF	1.06	1.00	21.00	21.00
#000000	19.72	21.00	1.00	1.00
##000000	19.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF8C9

Deuteranopia (green-blind)

#FFF8CE

Tritanopia (blue-blind)

#F3F9F0

Achromatopsia (no color)

#F8F8F8

Design tokens & code

CSS

--color: #effecc;
/* rgb */ color: rgb(239, 254, 204);
/* oklch */ color: oklch(97.3% 0.067 121.2);

Tailwind

colors: {
  custom: {
    50: '#f4fedb',
    500: '#effecc',
    950: '#000000',
  },
}

SCSS

$custom: #effecc;
$custom-light: #f4fedb;
$custom-dark: #000000;

JSON

{
  "hex": "#effecc",
  "rgb": {
    "r": 239,
    "g": 254,
    "b": 204
  },
  "hsl": {
    "h": 78,
    "s": 96.154,
    "l": 89.804
  },
  "oklch": {
    "l": 0.97343,
    "c": 0.06674,
    "h": 121.2
  },
  "luminance": 0.93594
}

Semantic roles & 50–950 ramp

primary

#EFFECC

secondary

#A487E7

accent

#00E645

background

#FFFFFE

surface

#FEFFFC

border

#D6D7D5

text

#171715

muted

#858584

Preview Lab

Preview with #EFFECC

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

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