#366AAD#366AAD

#366AAD is a mid, vivid cyan. Relative luminance 0.141; OKLCH L 52.2% C 0.120 H 255.7°. Best body text is #FFFFFF at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#366AAD
RGB	rgb(54, 106, 173)
HSL	hsl(214, 52%, 45%)
HSV	hsv(214, 69%, 68%)
CMYK	cmyk(68.8%, 38.7%, 0%, 32.2%)
CIE-LAB	lab(44.39, 5.12, -40.89)
CIE-LCH	lch(44.39, 41.21, 277.13°)
OKLab	oklab(52.17% -0.0296 -0.1164)
OKLCH	oklch(52.17% 0.12 255.7)
XYZ	xyz(14.2154, 14.1080, 41.5010)
Luminance	0.1411 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#366AAD #AD7936

analogous

#36A5AD #366AAD #3E36AD

triadic

#366AAD #AD366A #6AAD36

tetradic

#366AAD #AD36A5 #AD7936 #36AD3E

square

#366AAD #AD36A5 #AD7936 #36AD3E

split-complementary

#366AAD #AD3E36 #A5AD36

monochromatic

#193150 #274D7E #366AAD #5689CA #85A9D9

Accessibility & contrast

On white

5.49

#366AAD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#366AAD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #366AAD

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##366AAD	#FFFFFF	#000000	##FFFFFF
##366AAD	1.00	5.49	3.82	5.49
#FFFFFF	5.49	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C6FB0

Deuteranopia (green-blind)

#3A64AC

Tritanopia (blue-blind)

#007A83

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #366aad;
/* rgb */ color: rgb(54, 106, 173);
/* oklch */ color: oklch(52.2% 0.120 255.7);

Tailwind

colors: {
  custom: {
    50: '#7a94c6',
    500: '#366aad',
    950: '#000000',
  },
}

SCSS

$custom: #366aad;
$custom-light: #7a94c6;
$custom-dark: #000000;

JSON

{
  "hex": "#366aad",
  "rgb": {
    "r": 54,
    "g": 106,
    "b": 173
  },
  "hsl": {
    "h": 213.782,
    "s": 52.423,
    "l": 44.51
  },
  "oklch": {
    "l": 0.52172,
    "c": 0.12009,
    "h": 255.7
  },
  "luminance": 0.14109
}

Semantic roles & 50–950 ramp

primary

#366AAD

secondary

#C2A47C

accent

#9D4CDC

background

#F7F9FC

surface

#EEF1F8

border

#C9CBD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #366AAD

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

Preview Lab → · Contrast checker → · Palette generator →