#40B4BA#40B4BA

#40B4BA is a light, moderate teal. Relative luminance 0.373; OKLCH L 70.8% C 0.102 H 200.0°. Best body text is #000000 at 8.46:1 contrast (WCAG AA passes).

Color values

HEX	#40B4BA
RGB	rgb(64, 180, 186)
HSL	hsl(183, 49%, 49%)
HSV	hsv(183, 66%, 73%)
CMYK	cmyk(65.6%, 3.2%, 0%, 27.1%)
CIE-LAB	lab(67.48, -29.96, -12.60)
CIE-LCH	lch(67.48, 32.50, 202.80°)
OKLab	oklab(70.83% -0.0958 -0.0349)
OKLCH	oklch(70.83% 0.102 200)
XYZ	xyz(27.2947, 37.2746, 52.2011)
Luminance	0.3728 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B4BA #BA4640

analogous

#40BA83 #40B4BA #4077BA

triadic

#40B4BA #BA40B4 #B4BA40

tetradic

#40B4BA #8340BA #BA4640 #77BA40

square

#40B4BA #8340BA #BA4640 #77BA40

split-complementary

#40B4BA #BA4077 #BA8340

monochromatic

#215C5F #30888C #40B4BA #6BC7CC #99D8DC

Accessibility & contrast

On white

2.48

#40B4BA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.46

#40B4BA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B4BA

8.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B4BA	#FFFFFF	#000000	##000000
##40B4BA	1.00	2.48	8.46	8.46
#FFFFFF	2.48	1.00	21.00	21.00
#000000	8.46	21.00	1.00	1.00
##000000	8.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A7ACBB

Deuteranopia (green-blind)

#959FBB

Tritanopia (blue-blind)

#00BAB6

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #40b4ba;
/* rgb */ color: rgb(64, 180, 186);
/* oklch */ color: oklch(70.8% 0.102 200.0);

Tailwind

colors: {
  custom: {
    50: '#85cbce',
    500: '#40b4ba',
    950: '#000000',
  },
}

SCSS

$custom: #40b4ba;
$custom-light: #85cbce;
$custom-dark: #000000;

JSON

{
  "hex": "#40b4ba",
  "rgb": {
    "r": 64,
    "g": 180,
    "b": 186
  },
  "hsl": {
    "h": 182.951,
    "s": 48.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.70832,
    "c": 0.10198,
    "h": 200
  },
  "luminance": 0.37278
}

Semantic roles & 50–950 ramp

primary

#40B4BA

secondary

#C8918E

accent

#564FD8

background

#F8FCFC

surface

#F0F8F9

border

#CBD1D2

text

#0C1313

muted

#7D8282

Preview Lab

Preview with #40B4BA

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

Preview Lab → · Contrast checker → · Palette generator →