#365BBF#365BBF

#365BBF is a mid, vivid blue. Relative luminance 0.120; OKLCH L 50.1% C 0.163 H 265.5°. Best body text is #FFFFFF at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#365BBF
RGB	rgb(54, 91, 191)
HSL	hsl(224, 56%, 48%)
HSV	hsv(224, 72%, 75%)
CMYK	cmyk(71.7%, 52.4%, 0%, 25.1%)
CIE-LAB	lab(41.26, 21.36, -56.43)
CIE-LCH	lch(41.26, 60.33, 290.73°)
OKLab	oklab(50.13% -0.0127 -0.1623)
OKLCH	oklch(50.13% 0.163 265.5)
XYZ	xyz(14.6631, 12.0265, 50.8287)
Luminance	0.1203 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#365BBF #BF9A36

analogous

#369FBF #365BBF #5636BF

triadic

#365BBF #BF365B #5BBF36

tetradic

#365BBF #BF369F #BF9A36 #36BF56

square

#365BBF #BF369F #BF9A36 #36BF56

split-complementary

#365BBF #BF5636 #9FBF36

monochromatic

#1B2E60 #29448F #365BBF #607FD2 #90A5E0

Accessibility & contrast

On white

6.17

#365BBF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#365BBF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #365BBF

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##365BBF	#FFFFFF	#000000	##FFFFFF
##365BBF	1.00	6.17	3.41	6.17
#FFFFFF	6.17	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1868C3

Deuteranopia (green-blind)

#005BBD

Tritanopia (blue-blind)

#007384

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #365bbf;
/* rgb */ color: rgb(54, 91, 191);
/* oklch */ color: oklch(50.1% 0.163 265.5);

Tailwind

colors: {
  custom: {
    50: '#7e88d3',
    500: '#365bbf',
    950: '#000000',
  },
}

SCSS

$custom: #365bbf;
$custom-light: #7e88d3;
$custom-dark: #000000;

JSON

{
  "hex": "#365bbf",
  "rgb": {
    "r": 54,
    "g": 91,
    "b": 191
  },
  "hsl": {
    "h": 223.796,
    "s": 55.918,
    "l": 48.039
  },
  "oklch": {
    "l": 0.50127,
    "c": 0.16278,
    "h": 265.5
  },
  "luminance": 0.12028
}

Semantic roles & 50–950 ramp

primary

#365BBF

secondary

#CAB887

accent

#B749DF

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #365BBF

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

Preview Lab → · Contrast checker → · Palette generator →