#365BDA#365BDA

#365BDA is a mid, vivid blue. Relative luminance 0.133; OKLCH L 52.3% C 0.199 H 266.8°. Best body text is #FFFFFF at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#365BDA
RGB	rgb(54, 91, 218)
HSL	hsl(226, 69%, 53%)
HSV	hsv(226, 75%, 85%)
CMYK	cmyk(75.2%, 58.3%, 0%, 14.5%)
CIE-LAB	lab(43.25, 31.28, -68.75)
CIE-LCH	lch(43.25, 75.53, 294.46°)
OKLab	oklab(52.25% -0.0111 -0.1985)
OKLCH	oklch(52.25% 0.199 266.8)
XYZ	xyz(17.9129, 13.3264, 67.9443)
Luminance	0.1333 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#365BDA #DAB536

analogous

#36ADDA #365BDA #6336DA

triadic

#365BDA #DA365B #5BDA36

tetradic

#365BDA #DA36AD #DAB536 #36DA63

square

#365BDA #DA36AD #DAB536 #36DA63

split-complementary

#365BDA #DA6336 #ADDA36

monochromatic

#172F7E #2142B2 #365BDA #6A85E4 #9DAFED

Accessibility & contrast

On white

5.73

#365BDA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#365BDA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #365BDA

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##365BDA	#FFFFFF	#000000	##FFFFFF
##365BDA	1.00	5.73	3.67	5.73
#FFFFFF	5.73	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006EDE

Deuteranopia (green-blind)

#005FD8

Tritanopia (blue-blind)

#007B92

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #365bda;
/* rgb */ color: rgb(54, 91, 218);
/* oklch */ color: oklch(52.3% 0.199 266.8);

Tailwind

colors: {
  custom: {
    50: '#8489e6',
    500: '#365bda',
    950: '#000000',
  },
}

SCSS

$custom: #365bda;
$custom-light: #8489e6;
$custom-dark: #000000;

JSON

{
  "hex": "#365bda",
  "rgb": {
    "r": 54,
    "g": 91,
    "b": 218
  },
  "hsl": {
    "h": 226.463,
    "s": 68.908,
    "l": 53.333
  },
  "oklch": {
    "l": 0.52254,
    "c": 0.19883,
    "h": 266.8
  },
  "luminance": 0.13328
}

Semantic roles & 50–950 ramp

primary

#365BDA

secondary

#D9C993

accent

#C43CEC

background

#F8F8FE

surface

#F0EFFC

border

#CBCAD5

text

#0D0B16

muted

#7D7C84

Preview Lab

Preview with #365BDA

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

Preview Lab → · Contrast checker → · Palette generator →