#366DAD#366DAD

#366DAD is a mid, moderate cyan. Relative luminance 0.147; OKLCH L 52.9% C 0.117 H 253.8°. Best body text is #FFFFFF at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#366DAD
RGB	rgb(54, 109, 173)
HSL	hsl(212, 52%, 45%)
HSV	hsv(212, 69%, 68%)
CMYK	cmyk(68.8%, 37%, 0%, 32.2%)
CIE-LAB	lab(45.27, 3.25, -39.49)
CIE-LCH	lch(45.27, 39.62, 274.70°)
OKLab	oklab(52.86% -0.0326 -0.1122)
OKLCH	oklch(52.86% 0.117 253.8)
XYZ	xyz(14.5300, 14.7372, 41.6059)
Luminance	0.1474 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#366DAD #AD7636

analogous

#36A9AD #366DAD #3B36AD

triadic

#366DAD #AD366D #6DAD36

tetradic

#366DAD #AD36A9 #AD7636 #36AD3B

square

#366DAD #AD36A9 #AD7636 #36AD3B

split-complementary

#366DAD #AD3B36 #A9AD36

monochromatic

#193250 #27507E #366DAD #568CCA #85ACD9

Accessibility & contrast

On white

5.32

#366DAD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.95

#366DAD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #366DAD

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##366DAD	#FFFFFF	#000000	##FFFFFF
##366DAD	1.00	5.32	3.95	5.32
#FFFFFF	5.32	1.00	21.00	1.00
#000000	3.95	21.00	1.00	21.00
##FFFFFF	5.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5071B0

Deuteranopia (green-blind)

#3F66AC

Tritanopia (blue-blind)

#007C85

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #366dad;
/* rgb */ color: rgb(54, 109, 173);
/* oklch */ color: oklch(52.9% 0.117 253.8);

Tailwind

colors: {
  custom: {
    50: '#7a96c6',
    500: '#366dad',
    950: '#000000',
  },
}

SCSS

$custom: #366dad;
$custom-light: #7a96c6;
$custom-dark: #000000;

JSON

{
  "hex": "#366dad",
  "rgb": {
    "r": 54,
    "g": 109,
    "b": 173
  },
  "hsl": {
    "h": 212.269,
    "s": 52.423,
    "l": 44.51
  },
  "oklch": {
    "l": 0.52863,
    "c": 0.11688,
    "h": 253.8
  },
  "luminance": 0.14739
}

Semantic roles & 50–950 ramp

primary

#366DAD

secondary

#C2A27C

accent

#994CDC

background

#F7F9FC

surface

#EEF1F8

border

#C9CBD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #366DAD

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

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