#40B4AC#40B4AC

#40B4AC is a light, moderate teal. Relative luminance 0.367; OKLCH L 70.3% C 0.103 H 188.6°. Best body text is #000000 at 8.34:1 contrast (WCAG AA passes).

Color values

HEX	#40B4AC
RGB	rgb(64, 180, 172)
HSL	hsl(176, 48%, 48%)
HSV	hsv(176, 64%, 71%)
CMYK	cmyk(64.4%, 0%, 4.4%, 29.4%)
CIE-LAB	lab(67.06, -33.94, -5.49)
CIE-LCH	lch(67.06, 34.38, 189.19°)
OKLab	oklab(70.35% -0.1019 -0.0154)
OKLCH	oklch(70.35% 0.103 188.6)
XYZ	xyz(25.8786, 36.7082, 44.7433)
Luminance	0.3671 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B4AC #B44048

analogous

#40B472 #40B4AC #4082B4

triadic

#40B4AC #AC40B4 #B4AC40

tetradic

#40B4AC #7240B4 #B44048 #82B440

square

#40B4AC #7240B4 #B44048 #82B440

split-complementary

#40B4AC #B44082 #B47240

monochromatic

#205A56 #308781 #40B4AC #68C9C3 #95D9D5

Accessibility & contrast

On white

2.52

#40B4AC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.34

#40B4AC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B4AC

8.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B4AC	#FFFFFF	#000000	##000000
##40B4AC	1.00	2.52	8.34	8.34
#FFFFFF	2.52	1.00	21.00	21.00
#000000	8.34	21.00	1.00	1.00
##000000	8.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AAABAC

Deuteranopia (green-blind)

#999EAD

Tritanopia (blue-blind)

#00B8B1

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #40b4ac;
/* rgb */ color: rgb(64, 180, 172);
/* oklch */ color: oklch(70.3% 0.103 188.6);

Tailwind

colors: {
  custom: {
    50: '#83cbc4',
    500: '#40b4ac',
    950: '#000000',
  },
}

SCSS

$custom: #40b4ac;
$custom-light: #83cbc4;
$custom-dark: #000000;

JSON

{
  "hex": "#40b4ac",
  "rgb": {
    "r": 64,
    "g": 180,
    "b": 172
  },
  "hsl": {
    "h": 175.862,
    "s": 47.541,
    "l": 47.843
  },
  "oklch": {
    "l": 0.70346,
    "c": 0.10311,
    "h": 188.6
  },
  "luminance": 0.36711
}

Semantic roles & 50–950 ramp

primary

#40B4AC

secondary

#C58B8F

accent

#515AD7

background

#F8FCFC

surface

#F0F8F8

border

#CBD1D1

text

#0C1312

muted

#7D8281

Preview Lab

Preview with #40B4AC

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

Preview Lab → · Contrast checker → · Palette generator →