#40B197#40B197

#40B197 is a light, moderate teal. Relative luminance 0.348; OKLCH L 68.9% C 0.109 H 174.8°. Best body text is #000000 at 7.95:1 contrast (WCAG AA passes).

Color values

HEX	#40B197
RGB	rgb(64, 177, 151)
HSL	hsl(166, 47%, 47%)
HSV	hsv(166, 64%, 69%)
CMYK	cmyk(63.8%, 0%, 14.7%, 30.6%)
CIE-LAB	lab(65.57, -38.12, 3.96)
CIE-LCH	lch(65.57, 38.32, 174.07°)
OKLab	oklab(68.94% -0.1084 0.0099)
OKLCH	oklch(68.94% 0.109 174.8)
XYZ	xyz(23.4197, 34.7661, 34.7484)
Luminance	0.3477 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B197 #B1405A

analogous

#40B15F #40B197 #4092B1

triadic

#40B197 #9740B1 #B19740

tetradic

#40B197 #5F40B1 #B1405A #92B140

square

#40B197 #5F40B1 #B1405A #92B140

split-complementary

#40B197 #B14092 #B15F40

monochromatic

#1F574A #308471 #40B197 #66C8B1 #93D8C8

Accessibility & contrast

On white

2.64

#40B197 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.95

#40B197 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B197

7.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B197	#FFFFFF	#000000	##000000
##40B197	1.00	2.64	7.95	7.95
#FFFFFF	2.64	1.00	21.00	21.00
#000000	7.95	21.00	1.00	1.00
##000000	7.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ABA696

Deuteranopia (green-blind)

#9B9A99

Tritanopia (blue-blind)

#00B3A9

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #40b197;
/* rgb */ color: rgb(64, 177, 151);
/* oklch */ color: oklch(68.9% 0.109 174.8);

Tailwind

colors: {
  custom: {
    50: '#82c9b5',
    500: '#40b197',
    950: '#000000',
  },
}

SCSS

$custom: #40b197;
$custom-light: #82c9b5;
$custom-dark: #000000;

JSON

{
  "hex": "#40b197",
  "rgb": {
    "r": 64,
    "g": 177,
    "b": 151
  },
  "hsl": {
    "h": 166.195,
    "s": 46.888,
    "l": 47.255
  },
  "oklch": {
    "l": 0.68944,
    "c": 0.10888,
    "h": 174.8
  },
  "luminance": 0.34769
}

Semantic roles & 50–950 ramp

primary

#40B197

secondary

#C38997

accent

#5170D7

background

#F8FCFB

surface

#F0F8F6

border

#CBD1D0

text

#0B1311

muted

#7C8280

Preview Lab

Preview with #40B197

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

Preview Lab → · Contrast checker → · Palette generator →