#40B2B9#40B2B9

#40B2B9 is a light, moderate teal. Relative luminance 0.364; OKLCH L 70.3% C 0.101 H 200.9°. Best body text is #000000 at 8.29:1 contrast (WCAG AA passes).

Color values

HEX	#40B2B9
RGB	rgb(64, 178, 185)
HSL	hsl(183, 49%, 49%)
HSV	hsv(183, 65%, 73%)
CMYK	cmyk(65.4%, 3.8%, 0%, 27.5%)
CIE-LAB	lab(66.85, -29.28, -13.00)
CIE-LCH	lch(66.85, 32.04, 203.94°)
OKLab	oklab(70.31% -0.0942 -0.036)
OKLCH	oklch(70.31% 0.101 200.9)
XYZ	xyz(26.7879, 36.4306, 51.5096)
Luminance	0.3643 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B2B9 #B94740

analogous

#40B984 #40B2B9 #4076B9

triadic

#40B2B9 #B940B2 #B2B940

tetradic

#40B2B9 #8440B9 #B94740 #76B940

square

#40B2B9 #8440B9 #B94740 #76B940

split-complementary

#40B2B9 #B94076 #B98440

monochromatic

#215B5E #30868C #40B2B9 #6BC6CC #98D7DB

Accessibility & contrast

On white

2.53

#40B2B9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.29

#40B2B9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B2B9

8.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B2B9	#FFFFFF	#000000	##000000
##40B2B9	1.00	2.53	8.29	8.29
#FFFFFF	2.53	1.00	21.00	21.00
#000000	8.29	21.00	1.00	1.00
##000000	8.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A5AABA

Deuteranopia (green-blind)

#939DBA

Tritanopia (blue-blind)

#00B8B4

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #40b2b9;
/* rgb */ color: rgb(64, 178, 185);
/* oklch */ color: oklch(70.3% 0.101 200.9);

Tailwind

colors: {
  custom: {
    50: '#84c9ce',
    500: '#40b2b9',
    950: '#000000',
  },
}

SCSS

$custom: #40b2b9;
$custom-light: #84c9ce;
$custom-dark: #000000;

JSON

{
  "hex": "#40b2b9",
  "rgb": {
    "r": 64,
    "g": 178,
    "b": 185
  },
  "hsl": {
    "h": 183.471,
    "s": 48.594,
    "l": 48.824
  },
  "oklch": {
    "l": 0.70308,
    "c": 0.10082,
    "h": 200.9
  },
  "luminance": 0.36434
}

Semantic roles & 50–950 ramp

primary

#40B2B9

secondary

#C7918E

accent

#5850D8

background

#F8FCFC

surface

#F0F8F9

border

#CBD1D2

text

#0C1313

muted

#7D8282

Preview Lab

Preview with #40B2B9

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

Preview Lab → · Contrast checker → · Palette generator →