#40BB9F#40BB9F

#40BB9F is a light, moderate teal. Relative luminance 0.391; OKLCH L 71.7% C 0.116 H 174.7°. Best body text is #000000 at 8.83:1 contrast (WCAG AA passes).

Color values

HEX	#40BB9F
RGB	rgb(64, 187, 159)
HSL	hsl(166, 49%, 49%)
HSV	hsv(166, 66%, 73%)
CMYK	cmyk(65.8%, 0%, 15%, 26.7%)
CIE-LAB	lab(68.85, -40.56, 4.29)
CIE-LCH	lch(68.85, 40.79, 173.97°)
OKLab	oklab(71.69% -0.1152 0.0107)
OKLCH	oklch(71.69% 0.116 174.7)
XYZ	xyz(26.1396, 39.1310, 38.9696)
Luminance	0.3913 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40BB9F #BB405C

analogous

#40BB61 #40BB9F #409ABB

triadic

#40BB9F #9F40BB #BB9F40

tetradic

#40BB9F #6140BB #BB405C #9ABB40

square

#40BB9F #6140BB #BB405C #9ABB40

split-complementary

#40BB9F #BB409A #BB6140

monochromatic

#216051 #308D78 #40BB9F #6CCDB6 #99DCCD

Accessibility & contrast

On white

2.38

#40BB9F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.83

#40BB9F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40BB9F

8.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40BB9F	#FFFFFF	#000000	##000000
##40BB9F	1.00	2.38	8.83	8.83
#FFFFFF	2.38	1.00	21.00	21.00
#000000	8.83	21.00	1.00	1.00
##000000	8.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5AF9E

Deuteranopia (green-blind)

#A3A3A1

Tritanopia (blue-blind)

#00BDB3

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #40bb9f;
/* rgb */ color: rgb(64, 187, 159);
/* oklch */ color: oklch(71.7% 0.116 174.7);

Tailwind

colors: {
  custom: {
    50: '#84d0bb',
    500: '#40bb9f',
    950: '#000000',
  },
}

SCSS

$custom: #40bb9f;
$custom-light: #84d0bb;
$custom-dark: #000000;

JSON

{
  "hex": "#40bb9f",
  "rgb": {
    "r": 64,
    "g": 187,
    "b": 159
  },
  "hsl": {
    "h": 166.341,
    "s": 49.004,
    "l": 49.216
  },
  "oklch": {
    "l": 0.71685,
    "c": 0.11575,
    "h": 174.7
  },
  "luminance": 0.39134
}

Semantic roles & 50–950 ramp

primary

#40BB9F

secondary

#C88F9C

accent

#4F6FD9

background

#F8FCFB

surface

#F0F9F6

border

#CBD2D0

text

#0C1411

muted

#7D8280

Preview Lab

Preview with #40BB9F

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

Preview Lab → · Contrast checker → · Palette generator →