#4069CB#4069CB

#4069CB is a mid, vivid blue. Relative luminance 0.155; OKLCH L 54.4% C 0.159 H 264.6°. Best body text is #FFFFFF at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#4069CB
RGB	rgb(64, 105, 203)
HSL	hsl(222, 57%, 52%)
HSV	hsv(222, 68%, 80%)
CMYK	cmyk(68.5%, 48.3%, 0%, 20.4%)
CIE-LAB	lab(46.32, 18.22, -55.18)
CIE-LCH	lch(46.32, 58.11, 288.27°)
OKLab	oklab(54.35% -0.0149 -0.1582)
OKLCH	oklch(54.35% 0.159 264.6)
XYZ	xyz(17.9416, 15.5031, 58.5352)
Luminance	0.1550 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4069CB #CBA240

analogous

#40AFCB #4069CB #5C40CB

triadic

#4069CB #CB4069 #69CB40

tetradic

#4069CB #CB40AF #CBA240 #40CB5C

square

#4069CB #CB40AF #CBA240 #40CB5C

split-complementary

#4069CB #CB5C40 #AFCB40

monochromatic

#1F3772 #2C4FA2 #4069CB #708FD8 #A0B5E5

Accessibility & contrast

On white

5.12

#4069CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#4069CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4069CB

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4069CB	#FFFFFF	#000000	##FFFFFF
##4069CB	1.00	5.12	4.10	5.12
#FFFFFF	5.12	1.00	21.00	1.00
#000000	4.10	21.00	1.00	21.00
##FFFFFF	5.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3474CF

Deuteranopia (green-blind)

#0E68C9

Tritanopia (blue-blind)

#008090

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #4069cb;
/* rgb */ color: rgb(64, 105, 203);
/* oklch */ color: oklch(54.4% 0.159 264.6);

Tailwind

colors: {
  custom: {
    50: '#8493db',
    500: '#4069cb',
    950: '#000000',
  },
}

SCSS

$custom: #4069cb;
$custom-light: #8493db;
$custom-dark: #000000;

JSON

{
  "hex": "#4069cb",
  "rgb": {
    "r": 64,
    "g": 105,
    "b": 203
  },
  "hsl": {
    "h": 222.302,
    "s": 57.202,
    "l": 52.353
  },
  "oklch": {
    "l": 0.54354,
    "c": 0.15892,
    "h": 264.6
  },
  "luminance": 0.15505
}

Semantic roles & 50–950 ramp

primary

#4069CB

secondary

#D2C095

accent

#B347E0

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #4069CB

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

Preview Lab → · Contrast checker → · Palette generator →