#40E4E3#40E4E3

#40E4E3 is a very light, vivid teal. Relative luminance 0.621; OKLCH L 83.8% C 0.130 H 194.3°. Best body text is #000000 at 13.42:1 contrast (WCAG AA passes).

Color values

HEX	#40E4E3
RGB	rgb(64, 228, 227)
HSL	hsl(180, 75%, 57%)
HSV	hsv(180, 72%, 89%)
CMYK	cmyk(71.9%, 0%, 0.4%, 10.6%)
CIE-LAB	lab(82.98, -40.66, -11.57)
CIE-LCH	lch(82.98, 42.28, 195.88°)
OKLab	oklab(83.8% -0.1259 -0.0322)
OKLCH	oklch(83.8% 0.13 194.3)
XYZ	xyz(43.7165, 62.1176, 82.3440)
Luminance	0.6212 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40E4E3 #E44041

analogous

#40E491 #40E4E3 #4093E4

triadic

#40E4E3 #E340E4 #E4E340

tetradic

#40E4E3 #9140E4 #E44041 #93E440

square

#40E4E3 #9140E4 #E44041 #93E440

split-complementary

#40E4E3 #E44093 #E49140

monochromatic

#159594 #1DCAC9 #40E4E3 #76ECEB #ABF3F3

Accessibility & contrast

On white

1.56

#40E4E3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.42

#40E4E3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40E4E3

13.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40E4E3	#FFFFFF	#000000	##000000
##40E4E3	1.00	1.56	13.42	13.42
#FFFFFF	1.56	1.00	21.00	21.00
#000000	13.42	21.00	1.00	1.00
##000000	13.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5D9E3

Deuteranopia (green-blind)

#BDC7E4

Tritanopia (blue-blind)

#00EBE3

Achromatopsia (no color)

#CFCFCF

Design tokens & code

CSS

--color: #40e4e3;
/* rgb */ color: rgb(64, 228, 227);
/* oklch */ color: oklch(83.8% 0.130 194.3);

Tailwind

colors: {
  custom: {
    50: '#8eedeb',
    500: '#40e4e3',
    950: '#000000',
  },
}

SCSS

$custom: #40e4e3;
$custom-light: #8eedeb;
$custom-dark: #000000;

JSON

{
  "hex": "#40e4e3",
  "rgb": {
    "r": 64,
    "g": 228,
    "b": 227
  },
  "hsl": {
    "h": 179.634,
    "s": 75.229,
    "l": 57.255
  },
  "oklch": {
    "l": 0.83803,
    "c": 0.12991,
    "h": 194.3
  },
  "luminance": 0.62123
}

Semantic roles & 50–950 ramp

primary

#40E4E3

secondary

#992F30

accent

#3637F2

background

#FCFFFE

surface

#F5FEFD

border

#CFD6D5

text

#0E1616

muted

#7F8584

Preview Lab

Preview with #40E4E3

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

Preview Lab → · Contrast checker → · Palette generator →