#365BC9#365BC9

#365BC9 is a mid, vivid blue. Relative luminance 0.125; OKLCH L 50.9% C 0.176 H 266.1°. Best body text is #FFFFFF at 6.01:1 contrast (WCAG AA passes).

Color values

HEX	#365BC9
RGB	rgb(54, 91, 201)
HSL	hsl(225, 58%, 50%)
HSV	hsv(225, 73%, 79%)
CMYK	cmyk(73.1%, 54.7%, 0%, 21.2%)
CIE-LAB	lab(41.97, 25.05, -61.07)
CIE-LCH	lch(41.97, 66.01, 292.30°)
OKLab	oklab(50.89% -0.0118 -0.1759)
OKLCH	oklch(50.89% 0.176 266.1)
XYZ	xyz(15.8013, 12.4818, 56.8235)
Luminance	0.1248 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#365BC9 #C9A436

analogous

#36A4C9 #365BC9 #5B36C9

triadic

#365BC9 #C9365B #5BC936

tetradic

#365BC9 #C936A4 #C9A436 #36C95B

square

#365BC9 #C936A4 #C9A436 #36C95B

split-complementary

#365BC9 #C95B36 #A4C936

monochromatic

#1C2F69 #294599 #365BC9 #6682D6 #96AAE3

Accessibility & contrast

On white

6.01

#365BC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#365BC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #365BC9

6.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##365BC9	#FFFFFF	#000000	##FFFFFF
##365BC9	1.00	6.01	3.50	6.01
#FFFFFF	6.01	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	6.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ACD

Deuteranopia (green-blind)

#005DC7

Tritanopia (blue-blind)

#007689

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #365bc9;
/* rgb */ color: rgb(54, 91, 201);
/* oklch */ color: oklch(50.9% 0.176 266.1);

Tailwind

colors: {
  custom: {
    50: '#8188da',
    500: '#365bc9',
    950: '#000000',
  },
}

SCSS

$custom: #365bc9;
$custom-light: #8188da;
$custom-dark: #000000;

JSON

{
  "hex": "#365bc9",
  "rgb": {
    "r": 54,
    "g": 91,
    "b": 201
  },
  "hsl": {
    "h": 224.898,
    "s": 57.647,
    "l": 50
  },
  "oklch": {
    "l": 0.50893,
    "c": 0.17635,
    "h": 266.1
  },
  "luminance": 0.12483
}

Semantic roles & 50–950 ramp

primary

#365BC9

secondary

#CEBE8C

accent

#BA47E1

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #365BC9

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

Preview Lab → · Contrast checker → · Palette generator →