#EFFCE3#EFFCE3

#EFFCE3 is a very light, muted yellow-green. Relative luminance 0.935; OKLCH L 97.5% C 0.036 H 129.6°. Best body text is #000000 at 19.70:1 contrast (WCAG AA passes).

Color values

HEX	#EFFCE3
RGB	rgb(239, 252, 227)
HSL	hsl(91, 81%, 94%)
HSV	hsv(91, 10%, 99%)
CMYK	cmyk(5.2%, 0%, 9.9%, 1.2%)
CIE-LAB	lab(97.44, -8.61, 10.51)
CIE-LCH	lch(97.44, 13.59, 129.33°)
OKLab	oklab(97.48% -0.0227 0.0274)
OKLCH	oklch(97.48% 0.036 129.6)
XYZ	xyz(84.2699, 93.5173, 86.2692)
Luminance	0.9352 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFCE3 #F0E3FC

analogous

#FCFCE3 #EFFCE3 #E3FCE4

triadic

#EFFCE3 #E3EFFC #FCE3EF

tetradic

#EFFCE3 #E3FCFC #F0E3FC #FCE4E3

square

#EFFCE3 #E3FCFC #F0E3FC #FCE4E3

split-complementary

#EFFCE3 #E4E3FC #FCE3FC

monochromatic

#B0F074 #CFF6AC #EFFCE3 #EFFCE3 #EFFCE3

Accessibility & contrast

On white

1.07

#EFFCE3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.70

#EFFCE3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFCE3

19.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFCE3	#FFFFFF	#000000	##000000
##EFFCE3	1.00	1.07	19.70	19.70
#FFFFFF	1.07	1.00	21.00	21.00
#000000	19.70	21.00	1.00	1.00
##000000	19.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF8E2

Deuteranopia (green-blind)

#FDF7E4

Tritanopia (blue-blind)

#F0FAF5

Achromatopsia (no color)

#F8F8F8

Design tokens & code

CSS

--color: #effce3;
/* rgb */ color: rgb(239, 252, 227);
/* oklch */ color: oklch(97.5% 0.036 129.6);

Tailwind

colors: {
  custom: {
    50: '#f4fdeb',
    500: '#effce3',
    950: '#000000',
  },
}

SCSS

$custom: #effce3;
$custom-light: #f4fdeb;
$custom-dark: #000000;

JSON

{
  "hex": "#effce3",
  "rgb": {
    "r": 239,
    "g": 252,
    "b": 227
  },
  "hsl": {
    "h": 91.2,
    "s": 80.645,
    "l": 93.922
  },
  "oklch": {
    "l": 0.97476,
    "c": 0.03556,
    "h": 129.6
  },
  "luminance": 0.93518
}

Semantic roles & 50–950 ramp

primary

#EFFCE3

secondary

#C39FE4

accent

#09DD77

background

#FFFFFE

surface

#FEFFFD

border

#D6D7D5

text

#171716

muted

#858584

Preview Lab

Preview with #EFFCE3

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

Preview Lab → · Contrast checker → · Palette generator →