#40B09E#40B09E

#40B09E is a light, moderate teal. Relative luminance 0.346; OKLCH L 68.9% C 0.104 H 180.5°. Best body text is #000000 at 7.92:1 contrast (WCAG AA passes).

Color values

HEX	#40B09E
RGB	rgb(64, 176, 158)
HSL	hsl(170, 47%, 47%)
HSV	hsv(170, 64%, 69%)
CMYK	cmyk(63.6%, 0%, 10.2%, 31%)
CIE-LAB	lab(65.44, -35.85, -0.11)
CIE-LCH	lch(65.44, 35.85, 180.17°)
OKLab	oklab(68.9% -0.1041 -0.0009)
OKLCH	oklch(68.9% 0.104 180.5)
XYZ	xyz(23.8084, 34.6067, 37.7662)
Luminance	0.3461 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B09E #B04052

analogous

#40B066 #40B09E #408AB0

triadic

#40B09E #9E40B0 #B09E40

tetradic

#40B09E #6640B0 #B04052 #8AB040

square

#40B09E #6640B0 #B04052 #8AB040

split-complementary

#40B09E #B0408A #B06640

monochromatic

#1F564D #308376 #40B09E #66C7B8 #93D8CD

Accessibility & contrast

On white

2.65

#40B09E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.92

#40B09E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B09E

7.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B09E	#FFFFFF	#000000	##000000
##40B09E	1.00	2.65	7.92	7.92
#FFFFFF	2.65	1.00	21.00	21.00
#000000	7.92	21.00	1.00	1.00
##000000	7.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A9A69D

Deuteranopia (green-blind)

#989AA0

Tritanopia (blue-blind)

#00B3AA

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #40b09e;
/* rgb */ color: rgb(64, 176, 158);
/* oklch */ color: oklch(68.9% 0.104 180.5);

Tailwind

colors: {
  custom: {
    50: '#82c8ba',
    500: '#40b09e',
    950: '#000000',
  },
}

SCSS

$custom: #40b09e;
$custom-light: #82c8ba;
$custom-dark: #000000;

JSON

{
  "hex": "#40b09e",
  "rgb": {
    "r": 64,
    "g": 176,
    "b": 158
  },
  "hsl": {
    "h": 170.357,
    "s": 46.667,
    "l": 47.059
  },
  "oklch": {
    "l": 0.68903,
    "c": 0.1041,
    "h": 180.5
  },
  "luminance": 0.34609
}

Semantic roles & 50–950 ramp

primary

#40B09E

secondary

#C38992

accent

#5167D6

background

#F8FCFB

surface

#F0F8F6

border

#CBD1D0

text

#0C1311

muted

#7D8280

Preview Lab

Preview with #40B09E

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

Preview Lab → · Contrast checker → · Palette generator →