#40B39D#40B39D

#40B39D is a light, moderate teal. Relative luminance 0.358; OKLCH L 69.6% C 0.108 H 177.8°. Best body text is #000000 at 8.15:1 contrast (WCAG AA passes).

Color values

HEX	#40B39D
RGB	rgb(64, 179, 157)
HSL	hsl(169, 47%, 48%)
HSV	hsv(169, 64%, 70%)
CMYK	cmyk(64.2%, 0%, 12.3%, 29.8%)
CIE-LAB	lab(66.34, -37.49, 1.75)
CIE-LCH	lch(66.34, 37.53, 177.32°)
OKLab	oklab(69.62% -0.1077 0.0041)
OKLCH	oklch(69.62% 0.108 177.8)
XYZ	xyz(24.3174, 35.7619, 37.5129)
Luminance	0.3577 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B39D #B34056

analogous

#40B364 #40B39D #408FB3

triadic

#40B39D #9D40B3 #B39D40

tetradic

#40B39D #6440B3 #B34056 #8FB340

square

#40B39D #6440B3 #B34056 #8FB340

split-complementary

#40B39D #B3408F #B36440

monochromatic

#20594E #308675 #40B39D #67C9B6 #94D9CC

Accessibility & contrast

On white

2.58

#40B39D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.15

#40B39D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B39D

8.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B39D	#FFFFFF	#000000	##000000
##40B39D	1.00	2.58	8.15	8.15
#FFFFFF	2.58	1.00	21.00	21.00
#000000	8.15	21.00	1.00	1.00
##000000	8.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ACA89C

Deuteranopia (green-blind)

#9B9C9F

Tritanopia (blue-blind)

#00B6AC

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #40b39d;
/* rgb */ color: rgb(64, 179, 157);
/* oklch */ color: oklch(69.6% 0.108 177.8);

Tailwind

colors: {
  custom: {
    50: '#82cab9',
    500: '#40b39d',
    950: '#000000',
  },
}

SCSS

$custom: #40b39d;
$custom-light: #82cab9;
$custom-dark: #000000;

JSON

{
  "hex": "#40b39d",
  "rgb": {
    "r": 64,
    "g": 179,
    "b": 157
  },
  "hsl": {
    "h": 168.522,
    "s": 47.325,
    "l": 47.647
  },
  "oklch": {
    "l": 0.69624,
    "c": 0.10783,
    "h": 177.8
  },
  "luminance": 0.35765
}

Semantic roles & 50–950 ramp

primary

#40B39D

secondary

#C48A95

accent

#516BD7

background

#F8FCFB

surface

#F0F8F6

border

#CBD1D0

text

#0C1311

muted

#7D8280

Preview Lab

Preview with #40B39D

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

Preview Lab → · Contrast checker → · Palette generator →