#365BBA#365BBA

#365BBA is a mid, vivid blue. Relative luminance 0.118; OKLCH L 49.8% C 0.156 H 265.2°. Best body text is #FFFFFF at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#365BBA
RGB	rgb(54, 91, 186)
HSL	hsl(223, 55%, 47%)
HSV	hsv(223, 71%, 73%)
CMYK	cmyk(71%, 51.1%, 0%, 27.1%)
CIE-LAB	lab(40.91, 19.51, -54.07)
CIE-LCH	lch(40.91, 57.48, 289.84°)
OKLab	oklab(49.76% -0.0132 -0.1553)
OKLCH	oklch(49.76% 0.156 265.2)
XYZ	xyz(14.1222, 11.8102, 47.9802)
Luminance	0.1181 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#365BBA #BA9536

analogous

#369DBA #365BBA #5336BA

triadic

#365BBA #BA365B #5BBA36

tetradic

#365BBA #BA369D #BA9536 #36BA53

square

#365BBA #BA369D #BA9536 #36BA53

split-complementary

#365BBA #BA5336 #9DBA36

monochromatic

#1A2D5B #28448B #365BBA #5D7DD0 #8DA3DE

Accessibility & contrast

On white

6.25

#365BBA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#365BBA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #365BBA

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##365BBA	#FFFFFF	#000000	##FFFFFF
##365BBA	1.00	6.25	3.36	6.25
#FFFFFF	6.25	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2167BD

Deuteranopia (green-blind)

#005BB8

Tritanopia (blue-blind)

#007282

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #365bba;
/* rgb */ color: rgb(54, 91, 186);
/* oklch */ color: oklch(49.8% 0.156 265.2);

Tailwind

colors: {
  custom: {
    50: '#7d88cf',
    500: '#365bba',
    950: '#000000',
  },
}

SCSS

$custom: #365bba;
$custom-light: #7d88cf;
$custom-dark: #000000;

JSON

{
  "hex": "#365bba",
  "rgb": {
    "r": 54,
    "g": 91,
    "b": 186
  },
  "hsl": {
    "h": 223.182,
    "s": 55,
    "l": 47.059
  },
  "oklch": {
    "l": 0.49755,
    "c": 0.15591,
    "h": 265.2
  },
  "luminance": 0.11812
}

Semantic roles & 50–950 ramp

primary

#365BBA

secondary

#C8B584

accent

#B549DE

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #365BBA

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

Preview Lab → · Contrast checker → · Palette generator →