#40B39B#40B39B

#40B39B is a light, moderate teal. Relative luminance 0.357; OKLCH L 69.6% C 0.109 H 176.4°. Best body text is #000000 at 8.14:1 contrast (WCAG AA passes).

Color values

HEX	#40B39B
RGB	rgb(64, 179, 155)
HSL	hsl(167, 47%, 48%)
HSV	hsv(167, 64%, 70%)
CMYK	cmyk(64.2%, 0%, 13.4%, 29.8%)
CIE-LAB	lab(66.29, -38.00, 2.78)
CIE-LCH	lch(66.29, 38.10, 175.81°)
OKLab	oklab(69.56% -0.1087 0.0068)
OKLCH	oklch(69.56% 0.109 176.4)
XYZ	xyz(24.1480, 35.6941, 36.6210)
Luminance	0.3570 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B39B #B34058

analogous

#40B361 #40B39B #4092B3

triadic

#40B39B #9B40B3 #B39B40

tetradic

#40B39B #6140B3 #B34058 #92B340

square

#40B39B #6140B3 #B34058 #92B340

split-complementary

#40B39B #B34092 #B36140

monochromatic

#20594D #308674 #40B39B #67C9B4 #94D9CB

Accessibility & contrast

On white

2.58

#40B39B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.14

#40B39B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B39B

8.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B39B	#FFFFFF	#000000	##000000
##40B39B	1.00	2.58	8.14	8.14
#FFFFFF	2.58	1.00	21.00	21.00
#000000	8.14	21.00	1.00	1.00
##000000	8.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ACA89A

Deuteranopia (green-blind)

#9C9C9D

Tritanopia (blue-blind)

#00B5AC

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #40b39b;
/* rgb */ color: rgb(64, 179, 155);
/* oklch */ color: oklch(69.6% 0.109 176.4);

Tailwind

colors: {
  custom: {
    50: '#82cab8',
    500: '#40b39b',
    950: '#000000',
  },
}

SCSS

$custom: #40b39b;
$custom-light: #82cab8;
$custom-dark: #000000;

JSON

{
  "hex": "#40b39b",
  "rgb": {
    "r": 64,
    "g": 179,
    "b": 155
  },
  "hsl": {
    "h": 167.478,
    "s": 47.325,
    "l": 47.647
  },
  "oklch": {
    "l": 0.69564,
    "c": 0.1089,
    "h": 176.4
  },
  "luminance": 0.35697
}

Semantic roles & 50–950 ramp

primary

#40B39B

secondary

#C48A96

accent

#516DD7

background

#F8FCFB

surface

#F0F8F6

border

#CBD1D0

text

#0C1311

muted

#7D8280

Preview Lab

Preview with #40B39B

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

Preview Lab → · Contrast checker → · Palette generator →