#40B8A1#40B8A1

#40B8A1 is a light, moderate teal. Relative luminance 0.379; OKLCH L 71.0% C 0.111 H 177.7°. Best body text is #000000 at 8.59:1 contrast (WCAG AA passes).

Color values

HEX	#40B8A1
RGB	rgb(64, 184, 161)
HSL	hsl(169, 48%, 49%)
HSV	hsv(169, 65%, 72%)
CMYK	cmyk(65.2%, 0%, 12.5%, 27.8%)
CIE-LAB	lab(67.98, -38.71, 1.93)
CIE-LCH	lch(67.98, 38.76, 177.15°)
OKLab	oklab(70.99% -0.1112 0.0045)
OKLCH	oklch(70.99% 0.111 177.7)
XYZ	xyz(25.6848, 37.9414, 39.6811)
Luminance	0.3794 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B8A1 #B84057

analogous

#40B865 #40B8A1 #4093B8

triadic

#40B8A1 #A140B8 #B8A140

tetradic

#40B8A1 #6540B8 #B84057 #93B840

square

#40B8A1 #6540B8 #B84057 #93B840

split-complementary

#40B8A1 #B84093 #B86540

monochromatic

#205D52 #308B79 #40B8A1 #6ACBB9 #97DBCE

Accessibility & contrast

On white

2.45

#40B8A1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.59

#40B8A1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B8A1

8.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B8A1	#FFFFFF	#000000	##000000
##40B8A1	1.00	2.45	8.59	8.59
#FFFFFF	2.45	1.00	21.00	21.00
#000000	8.59	21.00	1.00	1.00
##000000	8.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1ADA0

Deuteranopia (green-blind)

#A0A0A3

Tritanopia (blue-blind)

#00BBB1

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #40b8a1;
/* rgb */ color: rgb(64, 184, 161);
/* oklch */ color: oklch(71.0% 0.111 177.7);

Tailwind

colors: {
  custom: {
    50: '#83cebc',
    500: '#40b8a1',
    950: '#000000',
  },
}

SCSS

$custom: #40b8a1;
$custom-light: #83cebc;
$custom-dark: #000000;

JSON

{
  "hex": "#40b8a1",
  "rgb": {
    "r": 64,
    "g": 184,
    "b": 161
  },
  "hsl": {
    "h": 168.5,
    "s": 48.387,
    "l": 48.627
  },
  "oklch": {
    "l": 0.70994,
    "c": 0.11127,
    "h": 177.7
  },
  "luminance": 0.37944
}

Semantic roles & 50–950 ramp

primary

#40B8A1

secondary

#C78D98

accent

#506AD8

background

#F8FCFB

surface

#F0F9F6

border

#CBD2D0

text

#0C1312

muted

#7D8281

Preview Lab

Preview with #40B8A1

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

Preview Lab → · Contrast checker → · Palette generator →