#4B68CC#4B68CC

#4B68CC is a mid, vivid blue. Relative luminance 0.158; OKLCH L 54.8% C 0.158 H 268.6°. Best body text is #FFFFFF at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#4B68CC
RGB	rgb(75, 104, 204)
HSL	hsl(227, 56%, 55%)
HSV	hsv(227, 63%, 80%)
CMYK	cmyk(63.2%, 49%, 0%, 20%)
CIE-LAB	lab(46.65, 21.01, -55.19)
CIE-LCH	lch(46.65, 59.05, 290.84°)
OKLab	oklab(54.78% -0.0039 -0.158)
OKLCH	oklch(54.78% 0.158 268.6)
XYZ	xyz(18.7473, 15.7545, 59.1680)
Luminance	0.1576 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B68CC #CCAF4B

analogous

#4BA8CC #4B68CC #6F4BCC

triadic

#4B68CC #CC4B68 #68CC4B

tetradic

#4B68CC #CC4BA8 #CCAF4B #4BCC6F

square

#4B68CC #CC4BA8 #CCAF4B #4BCC6F

split-complementary

#4B68CC #CC6F4B #A8CC4B

monochromatic

#23367A #304BAA #4B68CC #7B90DA #AAB8E7

Accessibility & contrast

On white

5.06

#4B68CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.15

#4B68CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B68CC

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B68CC	#FFFFFF	#000000	##FFFFFF
##4B68CC	1.00	5.06	4.15	5.06
#FFFFFF	5.06	1.00	21.00	1.00
#000000	4.15	21.00	1.00	21.00
##FFFFFF	5.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3375D0

Deuteranopia (green-blind)

#1569CA

Tritanopia (blue-blind)

#007F90

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #4b68cc;
/* rgb */ color: rgb(75, 104, 204);
/* oklch */ color: oklch(54.8% 0.158 268.6);

Tailwind

colors: {
  custom: {
    50: '#8a92dc',
    500: '#4b68cc',
    950: '#000000',
  },
}

SCSS

$custom: #4b68cc;
$custom-light: #8a92dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4b68cc",
  "rgb": {
    "r": 75,
    "g": 104,
    "b": 204
  },
  "hsl": {
    "h": 226.512,
    "s": 55.844,
    "l": 54.706
  },
  "oklch": {
    "l": 0.54776,
    "c": 0.15808,
    "h": 268.6
  },
  "luminance": 0.15756
}

Semantic roles & 50–950 ramp

primary

#4B68CC

secondary

#D5C89E

accent

#BD49DF

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0D15

muted

#7E7D83

Preview Lab

Preview with #4B68CC

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

Preview Lab → · Contrast checker → · Palette generator →