#40717C#40717C

#40717C is a mid, muted cyan. Relative luminance 0.144; OKLCH L 51.8% C 0.056 H 213.8°. Best body text is #FFFFFF at 5.42:1 contrast (WCAG AA passes).

Color values

HEX	#40717C
RGB	rgb(64, 113, 124)
HSL	hsl(191, 32%, 37%)
HSV	hsv(191, 48%, 49%)
CMYK	cmyk(48.4%, 8.9%, 0%, 51.4%)
CIE-LAB	lab(44.74, -13.38, -11.24)
CIE-LCH	lch(44.74, 17.48, 220.02°)
OKLab	oklab(51.84% -0.0463 -0.031)
OKLCH	oklch(51.84% 0.056 213.8)
XYZ	xyz(11.6562, 14.3546, 21.2213)
Luminance	0.1436 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40717C #7C4B40

analogous

#407C69 #40717C #40537C

triadic

#40717C #7C4071 #717C40

tetradic

#40717C #69407C #7C4B40 #537C40

square

#40717C #69407C #7C4B40 #537C40

split-complementary

#40717C #7C4053 #7C6940

monochromatic

#16272B #2B4C54 #40717C #5596A4 #7BAFBB

Accessibility & contrast

On white

5.42

#40717C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.87

#40717C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #40717C

5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40717C	#FFFFFF	#000000	##FFFFFF
##40717C	1.00	5.42	3.87	5.42
#FFFFFF	5.42	1.00	21.00	1.00
#000000	3.87	21.00	1.00	21.00
##FFFFFF	5.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#696E7D

Deuteranopia (green-blind)

#5F677C

Tritanopia (blue-blind)

#227574

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #40717c;
/* rgb */ color: rgb(64, 113, 124);
/* oklch */ color: oklch(51.8% 0.056 213.8);

Tailwind

colors: {
  custom: {
    50: '#799aa1',
    500: '#40717c',
    950: '#000000',
  },
}

SCSS

$custom: #40717c;
$custom-light: #799aa1;
$custom-dark: #000000;

JSON

{
  "hex": "#40717c",
  "rgb": {
    "r": 64,
    "g": 113,
    "b": 124
  },
  "hsl": {
    "h": 191,
    "s": 31.915,
    "l": 36.863
  },
  "oklch": {
    "l": 0.51839,
    "c": 0.05573,
    "h": 213.8
  },
  "luminance": 0.14355
}

Semantic roles & 50–950 ramp

primary

#40717C

secondary

#A67C72

accent

#7360C8

background

#F7F9F9

surface

#EEF2F2

border

#C9CCCC

text

#090E0F

muted

#7B7E7E

Preview Lab

Preview with #40717C

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

Preview Lab → · Contrast checker → · Palette generator →