#365DAB#365DAB

#365DAB is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.1% C 0.132 H 262.6°. Best body text is #FFFFFF at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#365DAB
RGB	rgb(54, 93, 171)
HSL	hsl(220, 52%, 44%)
HSV	hsv(220, 68%, 67%)
CMYK	cmyk(68.4%, 45.6%, 0%, 32.9%)
CIE-LAB	lab(40.49, 12.67, -45.93)
CIE-LCH	lch(40.49, 47.64, 285.42°)
OKLab	oklab(49.12% -0.0171 -0.1314)
OKLCH	oklch(49.12% 0.132 262.6)
XYZ	xyz(12.7838, 11.5520, 40.0762)
Luminance	0.1155 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#365DAB #AB8436

analogous

#3698AB #365DAB #4A36AB

triadic

#365DAB #AB365D #5DAB36

tetradic

#365DAB #AB3698 #AB8436 #36AB4A

square

#365DAB #AB3698 #AB8436 #36AB4A

split-complementary

#365DAB #AB4A36 #98AB36

monochromatic

#192A4E #27447C #365DAB #557CC9 #83A0D8

Accessibility & contrast

On white

6.34

#365DAB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#365DAB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #365DAB

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##365DAB	#FFFFFF	#000000	##FFFFFF
##365DAB	1.00	6.34	3.31	6.34
#FFFFFF	6.34	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3665AE

Deuteranopia (green-blind)

#215AA9

Tritanopia (blue-blind)

#006F7B

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #365dab;
/* rgb */ color: rgb(54, 93, 171);
/* oklch */ color: oklch(49.1% 0.132 262.6);

Tailwind

colors: {
  custom: {
    50: '#7a8ac4',
    500: '#365dab',
    950: '#000000',
  },
}

SCSS

$custom: #365dab;
$custom-light: #7a8ac4;
$custom-dark: #000000;

JSON

{
  "hex": "#365dab",
  "rgb": {
    "r": 54,
    "g": 93,
    "b": 171
  },
  "hsl": {
    "h": 220,
    "s": 52,
    "l": 44.118
  },
  "oklch": {
    "l": 0.49122,
    "c": 0.13247,
    "h": 262.6
  },
  "luminance": 0.11553
}

Semantic roles & 50–950 ramp

primary

#365DAB

secondary

#C2AA7B

accent

#AC4CDB

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #365DAB

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

Preview Lab → · Contrast checker → · Palette generator →