#40B6BF#40B6BF

#40B6BF is a light, moderate teal. Relative luminance 0.383; OKLCH L 71.5% C 0.104 H 202.4°. Best body text is #000000 at 8.66:1 contrast (WCAG AA passes).

Color values

HEX	#40B6BF
RGB	rgb(64, 182, 191)
HSL	hsl(184, 50%, 50%)
HSV	hsv(184, 66%, 75%)
CMYK	cmyk(66.5%, 4.7%, 0%, 25.1%)
CIE-LAB	lab(68.24, -29.47, -14.21)
CIE-LCH	lch(68.24, 32.72, 205.74°)
OKLab	oklab(71.5% -0.0957 -0.0394)
OKLCH	oklch(71.5% 0.104 202.4)
XYZ	xyz(28.2422, 38.3043, 55.1852)
Luminance	0.3831 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40B6BF #BF4940

analogous

#40BF89 #40B6BF #4076BF

triadic

#40B6BF #BF40B6 #B6BF40

tetradic

#40B6BF #8940BF #BF4940 #76BF40

square

#40B6BF #8940BF #BF4940 #76BF40

split-complementary

#40B6BF #BF4076 #BF8940

monochromatic

#215F63 #318A91 #40B6BF #6EC8CE #9CD9DE

Accessibility & contrast

On white

2.42

#40B6BF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.66

#40B6BF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40B6BF

8.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40B6BF	#FFFFFF	#000000	##000000
##40B6BF	1.00	2.42	8.66	8.66
#FFFFFF	2.42	1.00	21.00	21.00
#000000	8.66	21.00	1.00	1.00
##000000	8.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A8AEC0

Deuteranopia (green-blind)

#95A0C0

Tritanopia (blue-blind)

#00BDB8

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #40b6bf;
/* rgb */ color: rgb(64, 182, 191);
/* oklch */ color: oklch(71.5% 0.104 202.4);

Tailwind

colors: {
  custom: {
    50: '#85ccd2',
    500: '#40b6bf',
    950: '#000000',
  },
}

SCSS

$custom: #40b6bf;
$custom-light: #85ccd2;
$custom-dark: #000000;

JSON

{
  "hex": "#40b6bf",
  "rgb": {
    "r": 64,
    "g": 182,
    "b": 191
  },
  "hsl": {
    "h": 184.252,
    "s": 49.804,
    "l": 50
  },
  "oklch": {
    "l": 0.71501,
    "c": 0.10353,
    "h": 202.4
  },
  "luminance": 0.38307
}

Semantic roles & 50–950 ramp

primary

#40B6BF

secondary

#CA9591

accent

#584ED9

background

#F8FCFC

surface

#F0F9F9

border

#CBD2D2

text

#0C1314

muted

#7D8282

Preview Lab

Preview with #40B6BF

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

Preview Lab → · Contrast checker → · Palette generator →