#4B68E1#4B68E1

#4B68E1 is a mid, vivid blue. Relative luminance 0.168; OKLCH L 56.3% C 0.187 H 269.4°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#4B68E1
RGB	rgb(75, 104, 225)
HSL	hsl(228, 71%, 59%)
HSV	hsv(228, 67%, 88%)
CMYK	cmyk(66.7%, 53.8%, 0%, 11.8%)
CIE-LAB	lab(48.05, 28.30, -64.89)
CIE-LCH	lch(48.05, 70.79, 293.56°)
OKLab	oklab(56.28% -0.002 -0.1866)
OKLCH	oklch(56.28% 0.187 269.4)
XYZ	xyz(21.4379, 16.8307, 73.3384)
Luminance	0.1683 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B68E1 #E1C44B

analogous

#4BB3E1 #4B68E1 #794BE1

triadic

#4B68E1 #E14B68 #68E14B

tetradic

#4B68E1 #E14BB3 #E1C44B #4BE179

square

#4B68E1 #E14BB3 #E1C44B #4BE179

split-complementary

#4B68E1 #E1794B #B3E14B

monochromatic

#193298 #2243CD #4B68E1 #7F94EA #B4C0F2

Accessibility & contrast

On white

4.81

#4B68E1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#4B68E1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B68E1

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B68E1	#FFFFFF	#000000	##FFFFFF
##4B68E1	1.00	4.81	4.37	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0779E5

Deuteranopia (green-blind)

#006CDF

Tritanopia (blue-blind)

#00859A

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #4b68e1;
/* rgb */ color: rgb(75, 104, 225);
/* oklch */ color: oklch(56.3% 0.187 269.4);

Tailwind

colors: {
  custom: {
    50: '#8d92eb',
    500: '#4b68e1',
    950: '#000000',
  },
}

SCSS

$custom: #4b68e1;
$custom-light: #8d92eb;
$custom-dark: #000000;

JSON

{
  "hex": "#4b68e1",
  "rgb": {
    "r": 75,
    "g": 104,
    "b": 225
  },
  "hsl": {
    "h": 228.4,
    "s": 71.429,
    "l": 58.824
  },
  "oklch": {
    "l": 0.56276,
    "c": 0.18659,
    "h": 269.4
  },
  "luminance": 0.16833
}

Semantic roles & 50–950 ramp

primary

#4B68E1

secondary

#E1D6A6

accent

#CB3AEE

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0D16

muted

#7E7D84

Preview Lab

Preview with #4B68E1

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

Preview Lab → · Contrast checker → · Palette generator →