#40D5B3#40D5B3

#40D5B3 is a light, vivid teal. Relative luminance 0.519; OKLCH L 78.7% C 0.133 H 174.0°. Best body text is #000000 at 11.39:1 contrast (WCAG AA passes).

Color values

HEX	#40D5B3
RGB	rgb(64, 213, 179)
HSL	hsl(166, 64%, 54%)
HSV	hsv(166, 70%, 84%)
CMYK	cmyk(70%, 0%, 16%, 16.5%)
CIE-LAB	lab(77.24, -46.81, 5.57)
CIE-LCH	lch(77.24, 47.14, 173.22°)
OKLab	oklab(78.7% -0.1325 0.014)
OKLCH	oklch(78.7% 0.133 174)
XYZ	xyz(34.0412, 51.9292, 50.8684)
Luminance	0.5193 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40D5B3 #D54062

analogous

#40D569 #40D5B3 #40ACD5

triadic

#40D5B3 #B340D5 #D5B340

tetradic

#40D5B3 #6940D5 #D54062 #ACD540

square

#40D5B3 #6940D5 #D54062 #ACD540

split-complementary

#40D5B3 #D540AC #D56940

monochromatic

#1C7F68 #27B191 #40D5B3 #72E0C7 #A4EBDB

Accessibility & contrast

On white

1.84

#40D5B3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.39

#40D5B3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40D5B3

11.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40D5B3	#FFFFFF	#000000	##000000
##40D5B3	1.00	1.84	11.39	11.39
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.39	21.00	1.00	1.00
##000000	11.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEC7B1

Deuteranopia (green-blind)

#BAB9B5

Tritanopia (blue-blind)

#00D7CB

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #40d5b3;
/* rgb */ color: rgb(64, 213, 179);
/* oklch */ color: oklch(78.7% 0.133 174.0);

Tailwind

colors: {
  custom: {
    50: '#88e3c9',
    500: '#40d5b3',
    950: '#000000',
  },
}

SCSS

$custom: #40d5b3;
$custom-light: #88e3c9;
$custom-dark: #000000;

JSON

{
  "hex": "#40d5b3",
  "rgb": {
    "r": 64,
    "g": 213,
    "b": 179
  },
  "hsl": {
    "h": 166.309,
    "s": 63.948,
    "l": 54.314
  },
  "oklch": {
    "l": 0.78702,
    "c": 0.13321,
    "h": 174
  },
  "luminance": 0.51933
}

Semantic roles & 50–950 ramp

primary

#40D5B3

secondary

#863346

accent

#4167E7

background

#FCFEFD

surface

#F4FCF9

border

#CED5D2

text

#0D1513

muted

#7F8482

Preview Lab

Preview with #40D5B3

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

Preview Lab → · Contrast checker → · Palette generator →