#40C9BF#40C9BF

#40C9BF is a light, moderate teal. Relative luminance 0.466; OKLCH L 76.1% C 0.116 H 187.9°. Best body text is #000000 at 10.33:1 contrast (WCAG AA passes).

Color values

HEX	#40C9BF
RGB	rgb(64, 201, 191)
HSL	hsl(176, 56%, 52%)
HSV	hsv(176, 68%, 79%)
CMYK	cmyk(68.2%, 0%, 5%, 21.2%)
CIE-LAB	lab(73.95, -38.42, -5.70)
CIE-LCH	lch(73.95, 38.84, 188.44°)
OKLab	oklab(76.12% -0.115 -0.0161)
OKLCH	oklch(76.12% 0.116 187.9)
XYZ	xyz(32.4006, 46.6211, 56.5713)
Luminance	0.4662 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40C9BF #C9404A

analogous

#40C97A #40C9BF #408FC9

triadic

#40C9BF #BF40C9 #C9BF40

tetradic

#40C9BF #7A40C9 #C9404A #8FC940

square

#40C9BF #7A40C9 #C9404A #8FC940

split-complementary

#40C9BF #C9408F #C97A40

monochromatic

#1F6F69 #2D9F97 #40C9BF #70D6CF #9FE4DF

Accessibility & contrast

On white

2.03

#40C9BF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.33

#40C9BF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40C9BF

10.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40C9BF	#FFFFFF	#000000	##000000
##40C9BF	1.00	2.03	10.33	10.33
#FFFFFF	2.03	1.00	21.00	21.00
#000000	10.33	21.00	1.00	1.00
##000000	10.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEBEBF

Deuteranopia (green-blind)

#AAB0C0

Tritanopia (blue-blind)

#00CEC6

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #40c9bf;
/* rgb */ color: rgb(64, 201, 191);
/* oklch */ color: oklch(76.1% 0.116 187.9);

Tailwind

colors: {
  custom: {
    50: '#87dad2',
    500: '#40c9bf',
    950: '#000000',
  },
}

SCSS

$custom: #40c9bf;
$custom-light: #87dad2;
$custom-dark: #000000;

JSON

{
  "hex": "#40c9bf",
  "rgb": {
    "r": 64,
    "g": 201,
    "b": 191
  },
  "hsl": {
    "h": 175.62,
    "s": 55.918,
    "l": 51.961
  },
  "oklch": {
    "l": 0.76123,
    "c": 0.11616,
    "h": 187.9
  },
  "luminance": 0.46625
}

Semantic roles & 50–950 ramp

primary

#40C9BF

secondary

#D09499

accent

#4954DF

background

#F9FDFC

surface

#F1FBF9

border

#CBD4D2

text

#0D1514

muted

#7E8382

Preview Lab

Preview with #40C9BF

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

Preview Lab → · Contrast checker → · Palette generator →