#4067CB#4067CB

#4067CB is a mid, vivid blue. Relative luminance 0.151; OKLCH L 53.9% C 0.161 H 265.3°. Best body text is #FFFFFF at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#4067CB
RGB	rgb(64, 103, 203)
HSL	hsl(223, 57%, 52%)
HSV	hsv(223, 68%, 80%)
CMYK	cmyk(68.5%, 49.3%, 0%, 20.4%)
CIE-LAB	lab(45.77, 19.49, -56.06)
CIE-LCH	lch(45.77, 59.35, 289.17°)
OKLab	oklab(53.94% -0.0131 -0.1608)
OKLCH	oklch(53.94% 0.161 265.3)
XYZ	xyz(17.7403, 15.1005, 58.4681)
Luminance	0.1510 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4067CB #CBA440

analogous

#40ADCB #4067CB #5E40CB

triadic

#4067CB #CB4067 #67CB40

tetradic

#4067CB #CB40AD #CBA440 #40CB5E

square

#4067CB #CB40AD #CBA440 #40CB5E

split-complementary

#4067CB #CB5E40 #ADCB40

monochromatic

#1F3672 #2C4DA2 #4067CB #708DD8 #A0B4E5

Accessibility & contrast

On white

5.22

#4067CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.02

#4067CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4067CB

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4067CB	#FFFFFF	#000000	##FFFFFF
##4067CB	1.00	5.22	4.02	5.22
#FFFFFF	5.22	1.00	21.00	1.00
#000000	4.02	21.00	1.00	21.00
##FFFFFF	5.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F73CF

Deuteranopia (green-blind)

#0066C9

Tritanopia (blue-blind)

#007E8F

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #4067cb;
/* rgb */ color: rgb(64, 103, 203);
/* oklch */ color: oklch(53.9% 0.161 265.3);

Tailwind

colors: {
  custom: {
    50: '#8491db',
    500: '#4067cb',
    950: '#000000',
  },
}

SCSS

$custom: #4067cb;
$custom-light: #8491db;
$custom-dark: #000000;

JSON

{
  "hex": "#4067cb",
  "rgb": {
    "r": 64,
    "g": 103,
    "b": 203
  },
  "hsl": {
    "h": 223.165,
    "s": 57.202,
    "l": 52.353
  },
  "oklch": {
    "l": 0.53939,
    "c": 0.16137,
    "h": 265.3
  },
  "luminance": 0.15102
}

Semantic roles & 50–950 ramp

primary

#4067CB

secondary

#D2C195

accent

#B547E0

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #4067CB

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

Preview Lab → · Contrast checker → · Palette generator →