#4369CB#4369CB

#4369CB is a mid, vivid blue. Relative luminance 0.156; OKLCH L 54.5% C 0.158 H 265.5°. Best body text is #FFFFFF at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#4369CB
RGB	rgb(67, 105, 203)
HSL	hsl(223, 57%, 53%)
HSV	hsv(223, 67%, 80%)
CMYK	cmyk(67%, 48.3%, 0%, 20.4%)
CIE-LAB	lab(46.45, 18.69, -54.95)
CIE-LCH	lch(46.45, 58.04, 288.78°)
OKLab	oklab(54.5% -0.0123 -0.1575)
OKLCH	oklch(54.5% 0.158 265.5)
XYZ	xyz(18.1421, 15.6065, 58.5446)
Luminance	0.1561 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4369CB #CBA543

analogous

#43ADCB #4369CB #6143CB

triadic

#4369CB #CB4369 #69CB43

tetradic

#4369CB #CB43AD #CBA543 #43CB61

square

#4369CB #CB43AD #CBA543 #43CB61

split-complementary

#4369CB #CB6143 #ADCB43

monochromatic

#203774 #2D4EA4 #4369CB #738FD8 #A3B5E6

Accessibility & contrast

On white

5.10

#4369CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.12

#4369CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4369CB

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4369CB	#FFFFFF	#000000	##FFFFFF
##4369CB	1.00	5.10	4.12	5.10
#FFFFFF	5.10	1.00	21.00	1.00
#000000	4.12	21.00	1.00	21.00
##FFFFFF	5.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3475CF

Deuteranopia (green-blind)

#1268C9

Tritanopia (blue-blind)

#008090

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #4369cb;
/* rgb */ color: rgb(67, 105, 203);
/* oklch */ color: oklch(54.5% 0.158 265.5);

Tailwind

colors: {
  custom: {
    50: '#8693db',
    500: '#4369cb',
    950: '#000000',
  },
}

SCSS

$custom: #4369cb;
$custom-light: #8693db;
$custom-dark: #000000;

JSON

{
  "hex": "#4369cb",
  "rgb": {
    "r": 67,
    "g": 105,
    "b": 203
  },
  "hsl": {
    "h": 223.235,
    "s": 56.667,
    "l": 52.941
  },
  "oklch": {
    "l": 0.54497,
    "c": 0.15796,
    "h": 265.5
  },
  "luminance": 0.15608
}

Semantic roles & 50–950 ramp

primary

#4369CB

secondary

#D2C298

accent

#B548E0

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #4369CB

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

Preview Lab → · Contrast checker → · Palette generator →