#405366#405366

#405366 is a dark, muted cyan. Relative luminance 0.082; OKLCH L 43.4% C 0.039 H 248.7°. Best body text is #FFFFFF at 7.93:1 contrast (WCAG AA passes).

Color values

HEX	#405366
RGB	rgb(64, 83, 102)
HSL	hsl(210, 23%, 33%)
HSV	hsv(210, 37%, 40%)
CMYK	cmyk(37.3%, 18.6%, 0%, 60%)
CIE-LAB	lab(34.47, -2.08, -13.34)
CIE-LCH	lch(34.47, 13.50, 261.14°)
OKLab	oklab(43.41% -0.0143 -0.0368)
OKLCH	oklch(43.41% 0.039 248.7)
XYZ	xyz(7.6051, 8.2354, 13.7567)
Luminance	0.0824 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405366 #665340

analogous

#406666 #405366 #404066

triadic

#405366 #664053 #536640

tetradic

#405366 #664066 #665340 #406640

square

#405366 #664066 #665340 #406640

split-complementary

#405366 #664040 #666640

monochromatic

#11161B #283440 #405366 #58728C #7790AA

Accessibility & contrast

On white

7.93

#405366 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#405366 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #405366

7.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405366	#FFFFFF	#000000	##FFFFFF
##405366	1.00	7.93	2.65	7.93
#FFFFFF	7.93	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C5367

Deuteranopia (green-blind)

#474F66

Tritanopia (blue-blind)

#345759

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #405366;
/* rgb */ color: rgb(64, 83, 102);
/* oklch */ color: oklch(43.4% 0.039 248.7);

Tailwind

colors: {
  custom: {
    50: '#768391',
    500: '#405366',
    950: '#000000',
  },
}

SCSS

$custom: #405366;
$custom-light: #768391;
$custom-dark: #000000;

JSON

{
  "hex": "#405366",
  "rgb": {
    "r": 64,
    "g": 83,
    "b": 102
  },
  "hsl": {
    "h": 210,
    "s": 22.892,
    "l": 32.549
  },
  "oklch": {
    "l": 0.43412,
    "c": 0.03945,
    "h": 248.7
  },
  "luminance": 0.08236
}

Semantic roles & 50–950 ramp

primary

#405366

secondary

#95816D

accent

#9468BF

background

#F7F8F8

surface

#EDEFF0

border

#C8CACB

text

#080A0C

muted

#7B7C7D

Preview Lab

Preview with #405366

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

Preview Lab → · Contrast checker → · Palette generator →