#40B8AF#40B8AF

#40B8AF is a light, moderate teal. Relative luminance 0.385; OKLCH L 71.4% C 0.106 H 188.0°. Best body text is #000000 at 8.69:1 contrast (WCAG AA passes).

Color values

HEX	#40B8AF
RGB	rgb(64, 184, 175)
HSL	hsl(176, 48%, 49%)
HSV	hsv(176, 65%, 72%)
CMYK	cmyk(65.2%, 0%, 4.9%, 27.8%)
CIE-LAB	lab(68.36, -34.98, -5.22)
CIE-LCH	lch(68.36, 35.37, 188.48°)
OKLab	oklab(71.43% -0.1048 -0.0147)
OKLCH	oklch(71.43% 0.106 188)
XYZ	xyz(26.9892, 38.4631, 46.5509)
Luminance	0.3847 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B8AF #B84049

analogous

#40B873 #40B8AF #4085B8

triadic

#40B8AF #AF40B8 #B8AF40

tetradic

#40B8AF #7340B8 #B84049 #85B840

square

#40B8AF #7340B8 #B84049 #85B840

split-complementary

#40B8AF #B84085 #B87340

monochromatic

#205D59 #308B84 #40B8AF #6ACBC4 #97DBD6

Accessibility & contrast

On white

2.42

#40B8AF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.69

#40B8AF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B8AF

8.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B8AF	#FFFFFF	#000000	##000000
##40B8AF	1.00	2.42	8.69	8.69
#FFFFFF	2.42	1.00	21.00	21.00
#000000	8.69	21.00	1.00	1.00
##000000	8.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEAEAF

Deuteranopia (green-blind)

#9CA1B0

Tritanopia (blue-blind)

#00BCB5

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #40b8af;
/* rgb */ color: rgb(64, 184, 175);
/* oklch */ color: oklch(71.4% 0.106 188.0);

Tailwind

colors: {
  custom: {
    50: '#84cec6',
    500: '#40b8af',
    950: '#000000',
  },
}

SCSS

$custom: #40b8af;
$custom-light: #84cec6;
$custom-dark: #000000;

JSON

{
  "hex": "#40b8af",
  "rgb": {
    "r": 64,
    "g": 184,
    "b": 175
  },
  "hsl": {
    "h": 175.5,
    "s": 48.387,
    "l": 48.627
  },
  "oklch": {
    "l": 0.71433,
    "c": 0.10581,
    "h": 188
  },
  "luminance": 0.38466
}

Semantic roles & 50–950 ramp

primary

#40B8AF

secondary

#C78D91

accent

#505AD8

background

#F8FCFC

surface

#F0F9F8

border

#CBD2D1

text

#0C1313

muted

#7D8282

Preview Lab

Preview with #40B8AF

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

Preview Lab → · Contrast checker → · Palette generator →