#366DA2#366DA2

#366DA2 is a mid, moderate cyan. Relative luminance 0.143; OKLCH L 52.2% C 0.102 H 249.6°. Best body text is #FFFFFF at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#366DA2
RGB	rgb(54, 109, 162)
HSL	hsl(209, 50%, 42%)
HSV	hsv(209, 67%, 64%)
CMYK	cmyk(66.7%, 32.7%, 0%, 36.5%)
CIE-LAB	lab(44.70, -0.71, -33.93)
CIE-LCH	lch(44.70, 33.94, 268.81°)
OKLab	oklab(52.23% -0.0356 -0.096)
OKLCH	oklch(52.23% 0.102 249.6)
XYZ	xyz(13.5091, 14.3288, 36.2292)
Luminance	0.1433 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#366DA2 #A26B36

analogous

#36A2A1 #366DA2 #3637A2

triadic

#366DA2 #A2366D #6DA236

tetradic

#366DA2 #A136A2 #A26B36 #37A236

square

#366DA2 #A136A2 #A26B36 #37A236

split-complementary

#366DA2 #A23637 #A2A136

monochromatic

#172F46 #274E74 #366DA2 #508CC5 #7EAAD4

Accessibility & contrast

On white

5.43

#366DA2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.87

#366DA2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #366DA2

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##366DA2	#FFFFFF	#000000	##FFFFFF
##366DA2	1.00	5.43	3.87	5.43
#FFFFFF	5.43	1.00	21.00	1.00
#000000	3.87	21.00	1.00	21.00
##FFFFFF	5.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#566FA4

Deuteranopia (green-blind)

#4765A1

Tritanopia (blue-blind)

#007980

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #366da2;
/* rgb */ color: rgb(54, 109, 162);
/* oklch */ color: oklch(52.2% 0.102 249.6);

Tailwind

colors: {
  custom: {
    50: '#7996be',
    500: '#366da2',
    950: '#000000',
  },
}

SCSS

$custom: #366da2;
$custom-light: #7996be;
$custom-dark: #000000;

JSON

{
  "hex": "#366da2",
  "rgb": {
    "r": 54,
    "g": 109,
    "b": 162
  },
  "hsl": {
    "h": 209.444,
    "s": 50,
    "l": 42.353
  },
  "oklch": {
    "l": 0.52228,
    "c": 0.10241,
    "h": 249.6
  },
  "luminance": 0.1433
}

Semantic roles & 50–950 ramp

primary

#366DA2

secondary

#BD9977

accent

#934EDA

background

#F7F9FB

surface

#EEF1F6

border

#C9CBD0

text

#0A0D12

muted

#7C7E81

Preview Lab

Preview with #366DA2

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

Preview Lab → · Contrast checker → · Palette generator →