#40B899#40B899

#40B899 is a light, moderate teal. Relative luminance 0.377; OKLCH L 70.8% C 0.116 H 172.4°. Best body text is #000000 at 8.53:1 contrast (WCAG AA passes).

Color values

HEX	#40B899
RGB	rgb(64, 184, 153)
HSL	hsl(165, 48%, 49%)
HSV	hsv(165, 65%, 72%)
CMYK	cmyk(65.2%, 0%, 16.8%, 27.8%)
CIE-LAB	lab(67.78, -40.73, 6.04)
CIE-LCH	lch(67.78, 41.18, 171.57°)
OKLab	oklab(70.76% -0.1149 0.0153)
OKLCH	oklch(70.76% 0.116 172.4)
XYZ	xyz(25.0018, 37.6682, 36.0839)
Luminance	0.3767 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B899 #B8405F

analogous

#40B85D #40B899 #409BB8

triadic

#40B899 #9940B8 #B89940

tetradic

#40B899 #5D40B8 #B8405F #9BB840

square

#40B899 #5D40B8 #B8405F #9BB840

split-complementary

#40B899 #B8409B #B85D40

monochromatic

#205D4D #308B73 #40B899 #6ACBB2 #97DBCA

Accessibility & contrast

On white

2.46

#40B899 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.53

#40B899 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B899

8.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B899	#FFFFFF	#000000	##000000
##40B899	1.00	2.46	8.53	8.53
#FFFFFF	2.46	1.00	21.00	21.00
#000000	8.53	21.00	1.00	1.00
##000000	8.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2AC98

Deuteranopia (green-blind)

#A1A09B

Tritanopia (blue-blind)

#00BAAF

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #40b899;
/* rgb */ color: rgb(64, 184, 153);
/* oklch */ color: oklch(70.8% 0.116 172.4);

Tailwind

colors: {
  custom: {
    50: '#83ceb7',
    500: '#40b899',
    950: '#000000',
  },
}

SCSS

$custom: #40b899;
$custom-light: #83ceb7;
$custom-dark: #000000;

JSON

{
  "hex": "#40b899",
  "rgb": {
    "r": 64,
    "g": 184,
    "b": 153
  },
  "hsl": {
    "h": 164.5,
    "s": 48.387,
    "l": 48.627
  },
  "oklch": {
    "l": 0.70763,
    "c": 0.11593,
    "h": 172.4
  },
  "luminance": 0.37671
}

Semantic roles & 50–950 ramp

primary

#40B899

secondary

#C78D9C

accent

#5073D8

background

#F8FCFB

surface

#F0F9F6

border

#CBD2D0

text

#0C1411

muted

#7D8280

Preview Lab

Preview with #40B899

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

Preview Lab → · Contrast checker → · Palette generator →