#40A7BE#40A7BE

#40A7BE is a light, moderate cyan. Relative luminance 0.324; OKLCH L 67.8% C 0.099 H 215.3°. Best body text is #000000 at 7.49:1 contrast (WCAG AA passes).

Color values

HEX	#40A7BE
RGB	rgb(64, 167, 190)
HSL	hsl(191, 50%, 50%)
HSV	hsv(191, 66%, 75%)
CMYK	cmyk(66.3%, 12.1%, 0%, 25.5%)
CIE-LAB	lab(63.71, -22.25, -20.53)
CIE-LCH	lch(63.71, 30.28, 222.69°)
OKLab	oklab(67.83% -0.0807 -0.0571)
OKLCH	oklch(67.83% 0.099 215.3)
XYZ	xyz(25.2235, 32.4424, 53.6379)
Luminance	0.3245 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40A7BE #BE5740

analogous

#40BE96 #40A7BE #4068BE

triadic

#40A7BE #BE40A7 #A7BE40

tetradic

#40A7BE #9640BE #BE5740 #68BE40

square

#40A7BE #9640BE #BE5740 #68BE40

split-complementary

#40A7BE #BE4068 #BE9640

monochromatic

#215762 #317F90 #40A7BE #6DBCCE #9BD1DD

Accessibility & contrast

On white

2.80

#40A7BE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.49

#40A7BE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #40A7BE

7.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40A7BE	#FFFFFF	#000000	##000000
##40A7BE	1.00	2.80	7.49	7.49
#FFFFFF	2.80	1.00	21.00	21.00
#000000	7.49	21.00	1.00	1.00
##000000	7.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#97A2BF

Deuteranopia (green-blind)

#8595BE

Tritanopia (blue-blind)

#00B0AE

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #40a7be;
/* rgb */ color: rgb(64, 167, 190);
/* oklch */ color: oklch(67.8% 0.099 215.3);

Tailwind

colors: {
  custom: {
    50: '#84c1d1',
    500: '#40a7be',
    950: '#000000',
  },
}

SCSS

$custom: #40a7be;
$custom-light: #84c1d1;
$custom-dark: #000000;

JSON

{
  "hex": "#40a7be",
  "rgb": {
    "r": 64,
    "g": 167,
    "b": 190
  },
  "hsl": {
    "h": 190.952,
    "s": 49.606,
    "l": 49.804
  },
  "oklch": {
    "l": 0.67833,
    "c": 0.09884,
    "h": 215.3
  },
  "luminance": 0.32445
}

Semantic roles & 50–950 ramp

primary

#40A7BE

secondary

#C99B90

accent

#684FD9

background

#F8FBFC

surface

#F0F7F9

border

#CBD0D2

text

#0C1214

muted

#7D8182

Preview Lab

Preview with #40A7BE

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

Preview Lab → · Contrast checker → · Palette generator →