#EFFCC1#EFFCC1

#EFFCC1 is a very light, moderate yellow-green. Relative luminance 0.918; OKLCH L 96.7% C 0.077 H 118.0°. Best body text is #000000 at 19.36:1 contrast (WCAG AA passes).

Color values

HEX	#EFFCC1
RGB	rgb(239, 252, 193)
HSL	hsl(73, 91%, 87%)
HSV	hsv(73, 23%, 99%)
CMYK	cmyk(5.2%, 0%, 23.4%, 1.2%)
CIE-LAB	lab(96.75, -13.83, 26.90)
CIE-LCH	lch(96.75, 30.25, 117.21°)
OKLab	oklab(96.7% -0.0362 0.0683)
OKLCH	oklch(96.7% 0.077 118)
XYZ	xyz(80.0319, 91.8221, 63.9490)
Luminance	0.9182 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFCC1 #CEC1FC

analogous

#FCEBC1 #EFFCC1 #D2FCC1

triadic

#EFFCC1 #C1EFFC #FCC1EF

tetradic

#EFFCC1 #C1FCEB #CEC1FC #FCC1D2

square

#EFFCC1 #C1FCEB #CEC1FC #FCC1D2

split-complementary

#EFFCC1 #C1D2FC #EBC1FC

monochromatic

#D1F64C #E0F987 #EFFCC1 #F7FEE2 #F7FEE2

Accessibility & contrast

On white

1.08

#EFFCC1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.36

#EFFCC1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFCC1

19.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFCC1	#FFFFFF	#000000	##000000
##EFFCC1	1.00	1.08	19.36	19.36
#FFFFFF	1.08	1.00	21.00	21.00
#000000	19.36	21.00	1.00	1.00
##000000	19.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF5BD

Deuteranopia (green-blind)

#FFF6C3

Tritanopia (blue-blind)

#F5F5EC

Achromatopsia (no color)

#F6F6F6

Design tokens & code

CSS

--color: #effcc1;
/* rgb */ color: rgb(239, 252, 193);
/* oklch */ color: oklch(96.7% 0.077 118.0);

Tailwind

colors: {
  custom: {
    50: '#f4fdd4',
    500: '#effcc1',
    950: '#000000',
  },
}

SCSS

$custom: #effcc1;
$custom-light: #f4fdd4;
$custom-dark: #000000;

JSON

{
  "hex": "#effcc1",
  "rgb": {
    "r": 239,
    "g": 252,
    "b": 193
  },
  "hsl": {
    "h": 73.22,
    "s": 90.769,
    "l": 87.255
  },
  "oklch": {
    "l": 0.96702,
    "c": 0.07727,
    "h": 118
  },
  "luminance": 0.91822
}

Semantic roles & 50–950 ramp

primary

#EFFCC1

secondary

#957FE2

accent

#00E633

background

#FFFFFE

surface

#FEFFFB

border

#D6D7D4

text

#171714

muted

#858583

Preview Lab

Preview with #EFFCC1

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

Preview Lab → · Contrast checker → · Palette generator →