#365EBB#365EBB

#365EBB is a mid, vivid blue. Relative luminance 0.124; OKLCH L 50.5% C 0.154 H 264.1°. Best body text is #FFFFFF at 6.04:1 contrast (WCAG AA passes).

Color values

HEX	#365EBB
RGB	rgb(54, 94, 187)
HSL	hsl(222, 55%, 47%)
HSV	hsv(222, 71%, 73%)
CMYK	cmyk(71.1%, 49.7%, 0%, 26.7%)
CIE-LAB	lab(41.81, 17.94, -53.21)
CIE-LCH	lch(41.81, 56.15, 288.63°)
OKLab	oklab(50.46% -0.0157 -0.1528)
OKLCH	oklch(50.46% 0.154 264.1)
XYZ	xyz(14.4905, 12.3760, 48.6292)
Luminance	0.1238 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#365EBB #BB9336

analogous

#36A1BB #365EBB #5136BB

triadic

#365EBB #BB365E #5EBB36

tetradic

#365EBB #BB36A1 #BB9336 #36BB51

square

#365EBB #BB36A1 #BB9336 #36BB51

split-complementary

#365EBB #BB5136 #A1BB36

monochromatic

#1B2E5C #28468C #365EBB #5E80D0 #8DA6DE

Accessibility & contrast

On white

6.04

#365EBB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#365EBB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #365EBB

6.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##365EBB	#FFFFFF	#000000	##FFFFFF
##365EBB	1.00	6.04	3.48	6.04
#FFFFFF	6.04	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2869BE

Deuteranopia (green-blind)

#005DB9

Tritanopia (blue-blind)

#007483

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #365ebb;
/* rgb */ color: rgb(54, 94, 187);
/* oklch */ color: oklch(50.5% 0.154 264.1);

Tailwind

colors: {
  custom: {
    50: '#7d8bd0',
    500: '#365ebb',
    950: '#000000',
  },
}

SCSS

$custom: #365ebb;
$custom-light: #7d8bd0;
$custom-dark: #000000;

JSON

{
  "hex": "#365ebb",
  "rgb": {
    "r": 54,
    "g": 94,
    "b": 187
  },
  "hsl": {
    "h": 221.955,
    "s": 55.187,
    "l": 47.255
  },
  "oklch": {
    "l": 0.50458,
    "c": 0.15357,
    "h": 264.1
  },
  "luminance": 0.12378
}

Semantic roles & 50–950 ramp

primary

#365EBB

secondary

#C9B484

accent

#B249DF

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #365EBB

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

Preview Lab → · Contrast checker → · Palette generator →