#366FA2#366FA2

#366FA2 is a mid, moderate cyan. Relative luminance 0.148; OKLCH L 52.7% C 0.101 H 247.9°. Best body text is #FFFFFF at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#366FA2
RGB	rgb(54, 111, 162)
HSL	hsl(208, 50%, 42%)
HSV	hsv(208, 67%, 64%)
CMYK	cmyk(66.7%, 31.5%, 0%, 36.5%)
CIE-LAB	lab(45.30, -1.93, -32.98)
CIE-LCH	lch(45.30, 33.04, 266.66°)
OKLab	oklab(52.7% -0.0378 -0.0932)
OKLCH	oklch(52.7% 0.101 247.9)
XYZ	xyz(13.7249, 14.7604, 36.3011)
Luminance	0.1476 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#366FA2 #A26936

analogous

#36A29F #366FA2 #3639A2

triadic

#366FA2 #A2366F #6FA236

tetradic

#366FA2 #9F36A2 #A26936 #39A236

square

#366FA2 #9F36A2 #A26936 #39A236

split-complementary

#366FA2 #A23639 #A29F36

monochromatic

#173046 #275074 #366FA2 #508EC5 #7EACD4

Accessibility & contrast

On white

5.31

#366FA2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.95

#366FA2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #366FA2

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##366FA2	#FFFFFF	#000000	##FFFFFF
##366FA2	1.00	5.31	3.95	5.31
#FFFFFF	5.31	1.00	21.00	1.00
#000000	3.95	21.00	1.00	21.00
##FFFFFF	5.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5971A4

Deuteranopia (green-blind)

#4A67A1

Tritanopia (blue-blind)

#007B81

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #366fa2;
/* rgb */ color: rgb(54, 111, 162);
/* oklch */ color: oklch(52.7% 0.101 247.9);

Tailwind

colors: {
  custom: {
    50: '#7998be',
    500: '#366fa2',
    950: '#000000',
  },
}

SCSS

$custom: #366fa2;
$custom-light: #7998be;
$custom-dark: #000000;

JSON

{
  "hex": "#366fa2",
  "rgb": {
    "r": 54,
    "g": 111,
    "b": 162
  },
  "hsl": {
    "h": 208.333,
    "s": 50,
    "l": 42.353
  },
  "oklch": {
    "l": 0.52703,
    "c": 0.10059,
    "h": 247.9
  },
  "luminance": 0.14762
}

Semantic roles & 50–950 ramp

primary

#366FA2

secondary

#BD9877

accent

#904EDA

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0D12

muted

#7C7E81

Preview Lab

Preview with #366FA2

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

Preview Lab → · Contrast checker → · Palette generator →