#364F66#364F66

#364F66 is a dark, muted cyan. Relative luminance 0.073; OKLCH L 41.7% C 0.049 H 247.0°. Best body text is #FFFFFF at 8.51:1 contrast (WCAG AA passes).

Color values

HEX	#364F66
RGB	rgb(54, 79, 102)
HSL	hsl(209, 31%, 31%)
HSV	hsv(209, 47%, 40%)
CMYK	cmyk(47.1%, 22.5%, 0%, 60%)
CIE-LAB	lab(32.56, -2.60, -16.33)
CIE-LCH	lch(32.56, 16.53, 260.94°)
OKLab	oklab(41.74% -0.0192 -0.0454)
OKLCH	oklch(41.74% 0.049 247)
XYZ	xyz(6.7148, 7.3351, 13.6298)
Luminance	0.0734 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#364F66 #664D36

analogous

#366665 #364F66 #363766

triadic

#364F66 #66364F #4F6636

tetradic

#364F66 #653666 #664D36 #376636

square

#364F66 #653666 #664D36 #376636

split-complementary

#364F66 #663637 #666536

monochromatic

#0C1116 #21303E #364F66 #4B6E8E #688DAF

Accessibility & contrast

On white

8.51

#364F66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#364F66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #364F66

8.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##364F66	#FFFFFF	#000000	##FFFFFF
##364F66	1.00	8.51	2.47	8.51
#FFFFFF	8.51	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#464F67

Deuteranopia (green-blind)

#404A66

Tritanopia (blue-blind)

#235457

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #364f66;
/* rgb */ color: rgb(54, 79, 102);
/* oklch */ color: oklch(41.7% 0.049 247.0);

Tailwind

colors: {
  custom: {
    50: '#708091',
    500: '#364f66',
    950: '#000000',
  },
}

SCSS

$custom: #364f66;
$custom-light: #708091;
$custom-dark: #000000;

JSON

{
  "hex": "#364f66",
  "rgb": {
    "r": 54,
    "g": 79,
    "b": 102
  },
  "hsl": {
    "h": 208.75,
    "s": 30.769,
    "l": 30.588
  },
  "oklch": {
    "l": 0.41737,
    "c": 0.04927,
    "h": 247
  },
  "luminance": 0.07336
}

Semantic roles & 50–950 ramp

primary

#364F66

secondary

#977B61

accent

#9261C7

background

#F6F7F8

surface

#ECEEF0

border

#C7C9CB

text

#070A0C

muted

#7A7C7D

Preview Lab

Preview with #364F66

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

Preview Lab → · Contrast checker → · Palette generator →