#365DBB#365DBB

#365DBB is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.2% C 0.155 H 264.5°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#365DBB
RGB	rgb(54, 93, 187)
HSL	hsl(222, 55%, 47%)
HSV	hsv(222, 71%, 73%)
CMYK	cmyk(71.1%, 50.3%, 0%, 26.7%)
CIE-LAB	lab(41.53, 18.58, -53.65)
CIE-LCH	lch(41.53, 56.78, 289.10°)
OKLab	oklab(50.25% -0.0148 -0.1541)
OKLCH	oklch(50.25% 0.155 264.5)
XYZ	xyz(14.4022, 12.1993, 48.5998)
Luminance	0.1220 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#365DBB #BB9436

analogous

#36A0BB #365DBB #5136BB

triadic

#365DBB #BB365D #5DBB36

tetradic

#365DBB #BB36A0 #BB9436 #36BB51

square

#365DBB #BB36A0 #BB9436 #36BB51

split-complementary

#365DBB #BB5136 #A0BB36

monochromatic

#1B2E5C #28458C #365DBB #5E7FD0 #8DA5DE

Accessibility & contrast

On white

6.10

#365DBB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#365DBB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #365DBB

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##365DBB	#FFFFFF	#000000	##FFFFFF
##365DBB	1.00	6.10	3.44	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2668BE

Deuteranopia (green-blind)

#005CB9

Tritanopia (blue-blind)

#007383

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #365dbb;
/* rgb */ color: rgb(54, 93, 187);
/* oklch */ color: oklch(50.2% 0.155 264.5);

Tailwind

colors: {
  custom: {
    50: '#7e8ad0',
    500: '#365dbb',
    950: '#000000',
  },
}

SCSS

$custom: #365dbb;
$custom-light: #7e8ad0;
$custom-dark: #000000;

JSON

{
  "hex": "#365dbb",
  "rgb": {
    "r": 54,
    "g": 93,
    "b": 187
  },
  "hsl": {
    "h": 222.406,
    "s": 55.187,
    "l": 47.255
  },
  "oklch": {
    "l": 0.50247,
    "c": 0.15481,
    "h": 264.5
  },
  "luminance": 0.12201
}

Semantic roles & 50–950 ramp

primary

#365DBB

secondary

#C9B584

accent

#B349DF

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #365DBB

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

Preview Lab → · Contrast checker → · Palette generator →