#40C9B2#40C9B2

#40C9B2 is a light, vivid teal. Relative luminance 0.461; OKLCH L 75.7% C 0.121 H 179.3°. Best body text is #000000 at 10.22:1 contrast (WCAG AA passes).

Color values

HEX	#40C9B2
RGB	rgb(64, 201, 178)
HSL	hsl(170, 56%, 52%)
HSV	hsv(170, 68%, 79%)
CMYK	cmyk(68.2%, 0%, 11.4%, 21.2%)
CIE-LAB	lab(73.59, -41.88, 0.82)
CIE-LCH	lch(73.59, 41.89, 178.87°)
OKLab	oklab(75.72% -0.1209 0.0015)
OKLCH	oklch(75.72% 0.121 179.3)
XYZ	xyz(31.0330, 46.0741, 49.3685)
Luminance	0.4608 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C9B2 #C94057

analogous

#40C96E #40C9B2 #409CC9

triadic

#40C9B2 #B240C9 #C9B240

tetradic

#40C9B2 #6E40C9 #C94057 #9CC940

square

#40C9B2 #6E40C9 #C94057 #9CC940

split-complementary

#40C9B2 #C9409C #C96E40

monochromatic

#1F6F62 #2D9F8C #40C9B2 #70D6C5 #9FE4D8

Accessibility & contrast

On white

2.06

#40C9B2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.22

#40C9B2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C9B2

10.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C9B2	#FFFFFF	#000000	##000000
##40C9B2	1.00	2.06	10.22	10.22
#FFFFFF	2.06	1.00	21.00	21.00
#000000	10.22	21.00	1.00	1.00
##000000	10.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C1BDB1

Deuteranopia (green-blind)

#ADAFB4

Tritanopia (blue-blind)

#00CCC2

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #40c9b2;
/* rgb */ color: rgb(64, 201, 178);
/* oklch */ color: oklch(75.7% 0.121 179.3);

Tailwind

colors: {
  custom: {
    50: '#87dac9',
    500: '#40c9b2',
    950: '#000000',
  },
}

SCSS

$custom: #40c9b2;
$custom-light: #87dac9;
$custom-dark: #000000;

JSON

{
  "hex": "#40c9b2",
  "rgb": {
    "r": 64,
    "g": 201,
    "b": 178
  },
  "hsl": {
    "h": 169.927,
    "s": 55.918,
    "l": 51.961
  },
  "oklch": {
    "l": 0.75718,
    "c": 0.1209,
    "h": 179.3
  },
  "luminance": 0.46078
}

Semantic roles & 50–950 ramp

primary

#40C9B2

secondary

#D0949E

accent

#4962DF

background

#F8FDFC

surface

#F0FBF8

border

#CBD4D1

text

#0D1513

muted

#7D8382

Preview Lab

Preview with #40C9B2

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

Preview Lab → · Contrast checker → · Palette generator →