#366CA4#366CA4

#366CA4 is a mid, moderate cyan. Relative luminance 0.142; OKLCH L 52.1% C 0.106 H 251.3°. Best body text is #FFFFFF at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#366CA4
RGB	rgb(54, 108, 164)
HSL	hsl(211, 50%, 43%)
HSV	hsv(211, 67%, 64%)
CMYK	cmyk(67.1%, 34.1%, 0%, 35.7%)
CIE-LAB	lab(44.50, 0.62, -35.42)
CIE-LCH	lch(44.50, 35.43, 271.01°)
OKLab	oklab(52.11% -0.034 -0.1004)
OKLCH	oklch(52.11% 0.106 251.3)
XYZ	xyz(13.5823, 14.1884, 37.1376)
Luminance	0.1419 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#366CA4 #A46E36

analogous

#36A3A4 #366CA4 #3736A4

triadic

#366CA4 #A4366C #6CA436

tetradic

#366CA4 #A436A3 #A46E36 #36A437

square

#366CA4 #A436A3 #A46E36 #36A437

split-complementary

#366CA4 #A43736 #A3A436

monochromatic

#182F48 #274E76 #366CA4 #518BC6 #7FA9D5

Accessibility & contrast

On white

5.47

#366CA4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.84

#366CA4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #366CA4

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##366CA4	#FFFFFF	#000000	##FFFFFF
##366CA4	1.00	5.47	3.84	5.47
#FFFFFF	5.47	1.00	21.00	1.00
#000000	3.84	21.00	1.00	21.00
##FFFFFF	5.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#536FA6

Deuteranopia (green-blind)

#4464A3

Tritanopia (blue-blind)

#007980

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #366ca4;
/* rgb */ color: rgb(54, 108, 164);
/* oklch */ color: oklch(52.1% 0.106 251.3);

Tailwind

colors: {
  custom: {
    50: '#7995bf',
    500: '#366ca4',
    950: '#000000',
  },
}

SCSS

$custom: #366ca4;
$custom-light: #7995bf;
$custom-dark: #000000;

JSON

{
  "hex": "#366ca4",
  "rgb": {
    "r": 54,
    "g": 108,
    "b": 164
  },
  "hsl": {
    "h": 210.545,
    "s": 50.459,
    "l": 42.745
  },
  "oklch": {
    "l": 0.52105,
    "c": 0.10597,
    "h": 251.3
  },
  "luminance": 0.1419
}

Semantic roles & 50–950 ramp

primary

#366CA4

secondary

#BE9C78

accent

#954EDA

background

#F7F9FB

surface

#EEF1F7

border

#C9CBD0

text

#0A0D12

muted

#7C7E81

Preview Lab

Preview with #366CA4

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

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