#40B2B4#40B2B4

#40B2B4 is a light, moderate teal. Relative luminance 0.362; OKLCH L 70.1% C 0.101 H 196.8°. Best body text is #000000 at 8.25:1 contrast (WCAG AA passes).

Color values

HEX	#40B2B4
RGB	rgb(64, 178, 180)
HSL	hsl(181, 48%, 48%)
HSV	hsv(181, 64%, 71%)
CMYK	cmyk(64.4%, 1.1%, 0%, 29.4%)
CIE-LAB	lab(66.69, -30.73, -10.46)
CIE-LCH	lch(66.69, 32.46, 198.80°)
OKLab	oklab(70.13% -0.0963 -0.029)
OKLCH	oklch(70.13% 0.101 196.8)
XYZ	xyz(26.2693, 36.2232, 48.7785)
Luminance	0.3623 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B2B4 #B44240

analogous

#40B47C #40B2B4 #4078B4

triadic

#40B2B4 #B440B2 #B2B440

tetradic

#40B2B4 #7C40B4 #B44240 #78B440

square

#40B2B4 #7C40B4 #B44240 #78B440

split-complementary

#40B2B4 #B44078 #B47C40

monochromatic

#20595A #308587 #40B2B4 #68C8C9 #95D8D9

Accessibility & contrast

On white

2.55

#40B2B4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.25

#40B2B4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B2B4

8.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B2B4	#FFFFFF	#000000	##000000
##40B2B4	1.00	2.55	8.25	8.25
#FFFFFF	2.55	1.00	21.00	21.00
#000000	8.25	21.00	1.00	1.00
##000000	8.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A6AAB4

Deuteranopia (green-blind)

#949DB5

Tritanopia (blue-blind)

#00B8B2

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #40b2b4;
/* rgb */ color: rgb(64, 178, 180);
/* oklch */ color: oklch(70.1% 0.101 196.8);

Tailwind

colors: {
  custom: {
    50: '#84c9ca',
    500: '#40b2b4',
    950: '#000000',
  },
}

SCSS

$custom: #40b2b4;
$custom-light: #84c9ca;
$custom-dark: #000000;

JSON

{
  "hex": "#40b2b4",
  "rgb": {
    "r": 64,
    "g": 178,
    "b": 180
  },
  "hsl": {
    "h": 181.034,
    "s": 47.541,
    "l": 47.843
  },
  "oklch": {
    "l": 0.70128,
    "c": 0.1006,
    "h": 196.8
  },
  "luminance": 0.36226
}

Semantic roles & 50–950 ramp

primary

#40B2B4

secondary

#C58C8B

accent

#5351D7

background

#F8FCFC

surface

#F0F8F8

border

#CBD1D1

text

#0C1313

muted

#7D8282

Preview Lab

Preview with #40B2B4

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

Preview Lab → · Contrast checker → · Palette generator →