#40B09C#40B09C

#40B09C is a light, moderate teal. Relative luminance 0.345; OKLCH L 68.8% C 0.105 H 179.0°. Best body text is #000000 at 7.91:1 contrast (WCAG AA passes).

Color values

HEX	#40B09C
RGB	rgb(64, 176, 156)
HSL	hsl(169, 47%, 47%)
HSV	hsv(169, 64%, 69%)
CMYK	cmyk(63.6%, 0%, 11.4%, 31%)
CIE-LAB	lab(65.39, -36.38, 0.93)
CIE-LCH	lch(65.39, 36.39, 178.54°)
OKLab	oklab(68.84% -0.105 0.0019)
OKLCH	oklch(68.84% 0.105 179)
XYZ	xyz(23.6376, 34.5384, 36.8669)
Luminance	0.3454 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B09C #B04054

analogous

#40B064 #40B09C #408CB0

triadic

#40B09C #9C40B0 #B09C40

tetradic

#40B09C #6440B0 #B04054 #8CB040

square

#40B09C #6440B0 #B04054 #8CB040

split-complementary

#40B09C #B0408C #B06440

monochromatic

#1F564C #308374 #40B09C #66C7B6 #93D8CB

Accessibility & contrast

On white

2.66

#40B09C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.91

#40B09C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B09C

7.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B09C	#FFFFFF	#000000	##000000
##40B09C	1.00	2.66	7.91	7.91
#FFFFFF	2.66	1.00	21.00	21.00
#000000	7.91	21.00	1.00	1.00
##000000	7.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A9A69B

Deuteranopia (green-blind)

#999A9E

Tritanopia (blue-blind)

#00B3AA

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #40b09c;
/* rgb */ color: rgb(64, 176, 156);
/* oklch */ color: oklch(68.8% 0.105 179.0);

Tailwind

colors: {
  custom: {
    50: '#82c8b9',
    500: '#40b09c',
    950: '#000000',
  },
}

SCSS

$custom: #40b09c;
$custom-light: #82c8b9;
$custom-dark: #000000;

JSON

{
  "hex": "#40b09c",
  "rgb": {
    "r": 64,
    "g": 176,
    "b": 156
  },
  "hsl": {
    "h": 169.286,
    "s": 46.667,
    "l": 47.059
  },
  "oklch": {
    "l": 0.68842,
    "c": 0.10504,
    "h": 179
  },
  "luminance": 0.34541
}

Semantic roles & 50–950 ramp

primary

#40B09C

secondary

#C38993

accent

#5169D6

background

#F8FCFB

surface

#F0F8F6

border

#CBD1D0

text

#0C1311

muted

#7D8280

Preview Lab

Preview with #40B09C

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

Preview Lab → · Contrast checker → · Palette generator →