#366AB0#366AB0

#366AB0 is a mid, vivid cyan. Relative luminance 0.142; OKLCH L 52.4% C 0.124 H 256.6°. Best body text is #FFFFFF at 5.46:1 contrast (WCAG AA passes).

Color values

HEX	#366AB0
RGB	rgb(54, 106, 176)
HSL	hsl(214, 53%, 45%)
HSV	hsv(214, 69%, 69%)
CMYK	cmyk(69.3%, 39.8%, 0%, 31%)
CIE-LAB	lab(44.55, 6.21, -42.38)
CIE-LCH	lch(44.55, 42.84, 278.34°)
OKLab	oklab(52.36% -0.0288 -0.1208)
OKLCH	oklch(52.36% 0.124 256.6)
XYZ	xyz(14.5090, 14.2254, 43.0470)
Luminance	0.1423 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#366AB0 #B07C36

analogous

#36A7B0 #366AB0 #3F36B0

triadic

#366AB0 #B0366A #6AB036

tetradic

#366AB0 #B036A7 #B07C36 #36B03F

square

#366AB0 #B036A7 #B07C36 #36B03F

split-complementary

#366AB0 #B03F36 #A7B036

monochromatic

#193252 #284E81 #366AB0 #5889CC #86AADA

Accessibility & contrast

On white

5.46

#366AB0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#366AB0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #366AB0

5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##366AB0	#FFFFFF	#000000	##FFFFFF
##366AB0	1.00	5.46	3.85	5.46
#FFFFFF	5.46	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A70B3

Deuteranopia (green-blind)

#3764AF

Tritanopia (blue-blind)

#007A84

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #366ab0;
/* rgb */ color: rgb(54, 106, 176);
/* oklch */ color: oklch(52.4% 0.124 256.6);

Tailwind

colors: {
  custom: {
    50: '#7b94c8',
    500: '#366ab0',
    950: '#000000',
  },
}

SCSS

$custom: #366ab0;
$custom-light: #7b94c8;
$custom-dark: #000000;

JSON

{
  "hex": "#366ab0",
  "rgb": {
    "r": 54,
    "g": 106,
    "b": 176
  },
  "hsl": {
    "h": 214.426,
    "s": 53.043,
    "l": 45.098
  },
  "oklch": {
    "l": 0.52357,
    "c": 0.12416,
    "h": 256.6
  },
  "luminance": 0.14227
}

Semantic roles & 50–950 ramp

primary

#366AB0

secondary

#C4A67E

accent

#9F4BDC

background

#F8F9FC

surface

#EFF1F8

border

#CACBD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #366AB0

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

Preview Lab → · Contrast checker → · Palette generator →