#40B8A5#40B8A5

#40B8A5 is a light, moderate teal. Relative luminance 0.381; OKLCH L 71.1% C 0.109 H 180.5°. Best body text is #000000 at 8.62:1 contrast (WCAG AA passes).

Color values

HEX	#40B8A5
RGB	rgb(64, 184, 165)
HSL	hsl(171, 48%, 49%)
HSV	hsv(171, 65%, 72%)
CMYK	cmyk(65.2%, 0%, 10.3%, 27.8%)
CIE-LAB	lab(68.08, -37.67, -0.12)
CIE-LCH	lch(68.08, 37.67, 180.18°)
OKLab	oklab(71.11% -0.1093 -0.0009)
OKLCH	oklch(71.11% 0.109 180.5)
XYZ	xyz(26.0432, 38.0847, 41.5686)
Luminance	0.3809 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B8A5 #B84053

analogous

#40B869 #40B8A5 #408FB8

triadic

#40B8A5 #A540B8 #B8A540

tetradic

#40B8A5 #6940B8 #B84053 #8FB840

square

#40B8A5 #6940B8 #B84053 #8FB840

split-complementary

#40B8A5 #B8408F #B86940

monochromatic

#205D54 #308B7C #40B8A5 #6ACBBC #97DBD0

Accessibility & contrast

On white

2.44

#40B8A5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.62

#40B8A5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B8A5

8.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B8A5	#FFFFFF	#000000	##000000
##40B8A5	1.00	2.44	8.62	8.62
#FFFFFF	2.44	1.00	21.00	21.00
#000000	8.62	21.00	1.00	1.00
##000000	8.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B0ADA4

Deuteranopia (green-blind)

#9FA1A7

Tritanopia (blue-blind)

#00BBB2

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #40b8a5;
/* rgb */ color: rgb(64, 184, 165);
/* oklch */ color: oklch(71.1% 0.109 180.5);

Tailwind

colors: {
  custom: {
    50: '#83cebf',
    500: '#40b8a5',
    950: '#000000',
  },
}

SCSS

$custom: #40b8a5;
$custom-light: #83cebf;
$custom-dark: #000000;

JSON

{
  "hex": "#40b8a5",
  "rgb": {
    "r": 64,
    "g": 184,
    "b": 165
  },
  "hsl": {
    "h": 170.5,
    "s": 48.387,
    "l": 48.627
  },
  "oklch": {
    "l": 0.71115,
    "c": 0.10933,
    "h": 180.5
  },
  "luminance": 0.38088
}

Semantic roles & 50–950 ramp

primary

#40B8A5

secondary

#C78D96

accent

#5065D8

background

#F8FCFB

surface

#F0F9F7

border

#CBD2D0

text

#0C1312

muted

#7D8281

Preview Lab

Preview with #40B8A5

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

Preview Lab → · Contrast checker → · Palette generator →