#40B59D#40B59D

#40B59D is a light, moderate teal. Relative luminance 0.366; OKLCH L 70.1% C 0.110 H 176.7°. Best body text is #000000 at 8.31:1 contrast (WCAG AA passes).

Color values

HEX	#40B59D
RGB	rgb(64, 181, 157)
HSL	hsl(168, 48%, 48%)
HSV	hsv(168, 65%, 71%)
CMYK	cmyk(64.6%, 0%, 13.3%, 29%)
CIE-LAB	lab(66.95, -38.39, 2.65)
CIE-LCH	lch(66.95, 38.48, 176.06°)
OKLab	oklab(70.13% -0.1099 0.0064)
OKLCH	oklch(70.13% 0.11 176.7)
XYZ	xyz(24.7211, 36.5694, 37.6475)
Luminance	0.3657 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B59D #B54058

analogous

#40B562 #40B59D #4092B5

triadic

#40B59D #9D40B5 #B59D40

tetradic

#40B59D #6240B5 #B54058 #92B540

square

#40B59D #6240B5 #B54058 #92B540

split-complementary

#40B59D #B54092 #B56240

monochromatic

#205B4F #308876 #40B59D #68CAB6 #96DACC

Accessibility & contrast

On white

2.53

#40B59D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.31

#40B59D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B59D

8.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B59D	#FFFFFF	#000000	##000000
##40B59D	1.00	2.53	8.31	8.31
#FFFFFF	2.53	1.00	21.00	21.00
#000000	8.31	21.00	1.00	1.00
##000000	8.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEAA9C

Deuteranopia (green-blind)

#9E9E9F

Tritanopia (blue-blind)

#00B7AE

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #40b59d;
/* rgb */ color: rgb(64, 181, 157);
/* oklch */ color: oklch(70.1% 0.110 176.7);

Tailwind

colors: {
  custom: {
    50: '#83ccb9',
    500: '#40b59d',
    950: '#000000',
  },
}

SCSS

$custom: #40b59d;
$custom-light: #83ccb9;
$custom-dark: #000000;

JSON

{
  "hex": "#40b59d",
  "rgb": {
    "r": 64,
    "g": 181,
    "b": 157
  },
  "hsl": {
    "h": 167.692,
    "s": 47.755,
    "l": 48.039
  },
  "oklch": {
    "l": 0.70125,
    "c": 0.11006,
    "h": 176.7
  },
  "luminance": 0.36572
}

Semantic roles & 50–950 ramp

primary

#40B59D

secondary

#C58B97

accent

#506CD7

background

#F8FCFB

surface

#F0F9F6

border

#CBD2D0

text

#0C1311

muted

#7D8280

Preview Lab

Preview with #40B59D

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

Preview Lab → · Contrast checker → · Palette generator →