#40A39B#40A39B

#40A39B is a light, moderate teal. Relative luminance 0.297; OKLCH L 65.6% C 0.092 H 187.8°. Best body text is #000000 at 6.93:1 contrast (WCAG AA passes).

Color values

HEX	#40A39B
RGB	rgb(64, 163, 155)
HSL	hsl(175, 44%, 45%)
HSV	hsv(175, 61%, 64%)
CMYK	cmyk(60.7%, 0%, 4.9%, 36.1%)
CIE-LAB	lab(61.35, -30.53, -4.44)
CIE-LCH	lch(61.35, 30.85, 188.27°)
OKLab	oklab(65.55% -0.0914 -0.0125)
OKLCH	oklch(65.55% 0.092 187.8)
XYZ	xyz(21.1253, 29.6487, 35.6134)
Luminance	0.2965 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40A39B #A34048

analogous

#40A36A #40A39B #4079A3

triadic

#40A39B #9B40A3 #A39B40

tetradic

#40A39B #6A40A3 #A34048 #79A340

square

#40A39B #6A40A3 #A34048 #79A340

split-complementary

#40A39B #A34079 #A36A40

monochromatic

#1D4B47 #2F7771 #40A39B #60C0B9 #8CD2CC

Accessibility & contrast

On white

3.03

#40A39B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.93

#40A39B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #40A39B

6.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40A39B	#FFFFFF	#000000	##000000
##40A39B	1.00	3.03	6.93	6.93
#FFFFFF	3.03	1.00	21.00	21.00
#000000	6.93	21.00	1.00	1.00
##000000	6.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9B9B9B

Deuteranopia (green-blind)

#8B8F9C

Tritanopia (blue-blind)

#00A7A0

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #40a39b;
/* rgb */ color: rgb(64, 163, 155);
/* oklch */ color: oklch(65.6% 0.092 187.8);

Tailwind

colors: {
  custom: {
    50: '#80beb8',
    500: '#40a39b',
    950: '#000000',
  },
}

SCSS

$custom: #40a39b;
$custom-light: #80beb8;
$custom-dark: #000000;

JSON

{
  "hex": "#40a39b",
  "rgb": {
    "r": 64,
    "g": 163,
    "b": 155
  },
  "hsl": {
    "h": 175.152,
    "s": 43.612,
    "l": 44.51
  },
  "oklch": {
    "l": 0.65553,
    "c": 0.09227,
    "h": 187.8
  },
  "luminance": 0.29651
}

Semantic roles & 50–950 ramp

primary

#40A39B

secondary

#BD8287

accent

#545FD3

background

#F8FBFB

surface

#EFF7F6

border

#CAD0D0

text

#0B1211

muted

#7C8180

Preview Lab

Preview with #40A39B

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

Preview Lab → · Contrast checker → · Palette generator →