#366FA0#366FA0

#366FA0 is a mid, moderate cyan. Relative luminance 0.147; OKLCH L 52.6% C 0.098 H 247.0°. Best body text is #FFFFFF at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#366FA0
RGB	rgb(54, 111, 160)
HSL	hsl(208, 50%, 42%)
HSV	hsv(208, 66%, 63%)
CMYK	cmyk(66.3%, 30.6%, 0%, 37.3%)
CIE-LAB	lab(45.21, -2.63, -31.96)
CIE-LCH	lch(45.21, 32.07, 265.29°)
OKLab	oklab(52.59% -0.0384 -0.0902)
OKLCH	oklch(52.59% 0.098 247)
XYZ	xyz(13.5486, 14.6898, 35.3723)
Luminance	0.1469 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#366FA0 #A06736

analogous

#36A09C #366FA0 #363AA0

triadic

#366FA0 #A0366F #6FA036

tetradic

#366FA0 #9C36A0 #A06736 #3AA036

square

#366FA0 #9C36A0 #A06736 #3AA036

split-complementary

#366FA0 #A0363A #A09C36

monochromatic

#173044 #274F72 #366FA0 #4F8EC4 #7DABD3

Accessibility & contrast

On white

5.33

#366FA0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.94

#366FA0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #366FA0

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##366FA0	#FFFFFF	#000000	##FFFFFF
##366FA0	1.00	5.33	3.94	5.33
#FFFFFF	5.33	1.00	21.00	1.00
#000000	3.94	21.00	1.00	21.00
##FFFFFF	5.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5971A2

Deuteranopia (green-blind)

#4B669F

Tritanopia (blue-blind)

#007B80

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #366fa0;
/* rgb */ color: rgb(54, 111, 160);
/* oklch */ color: oklch(52.6% 0.098 247.0);

Tailwind

colors: {
  custom: {
    50: '#7898bc',
    500: '#366fa0',
    950: '#000000',
  },
}

SCSS

$custom: #366fa0;
$custom-light: #7898bc;
$custom-dark: #000000;

JSON

{
  "hex": "#366fa0",
  "rgb": {
    "r": 54,
    "g": 111,
    "b": 160
  },
  "hsl": {
    "h": 207.736,
    "s": 49.533,
    "l": 41.961
  },
  "oklch": {
    "l": 0.52593,
    "c": 0.09808,
    "h": 247
  },
  "luminance": 0.14691
}

Semantic roles & 50–950 ramp

primary

#366FA0

secondary

#BC9675

accent

#8F4FD9

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0D12

muted

#7C7E81

Preview Lab

Preview with #366FA0

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

Preview Lab → · Contrast checker → · Palette generator →