#4B74DD#4B74DD

#4B74DD is a mid, vivid blue. Relative luminance 0.192; OKLCH L 58.4% C 0.167 H 265.5°. Best body text is #000000 at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#4B74DD
RGB	rgb(75, 116, 221)
HSL	hsl(223, 68%, 58%)
HSV	hsv(223, 66%, 87%)
CMYK	cmyk(66.1%, 47.5%, 0%, 13.3%)
CIE-LAB	lab(50.93, 19.42, -57.98)
CIE-LCH	lch(50.93, 61.15, 288.51°)
OKLab	oklab(58.38% -0.0131 -0.1661)
OKLCH	oklch(58.38% 0.167 265.5)
XYZ	xyz(22.1936, 19.2050, 70.9299)
Luminance	0.1921 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B74DD #DDB44B

analogous

#4BBDDD #4B74DD #6B4BDD

triadic

#4B74DD #DD4B74 #74DD4B

tetradic

#4B74DD #DD4BBD #DDB44B #4BDD6B

square

#4B74DD #DD4BBD #DDB44B #4BDD6B

split-complementary

#4B74DD #DD6B4B #BDDD4B

monochromatic

#1C3D92 #2552C5 #4B74DD #7E9CE7 #B2C4F0

Accessibility & contrast

On white

4.34

#4B74DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.84

#4B74DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B74DD

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B74DD	#FFFFFF	#000000	##000000
##4B74DD	1.00	4.34	4.84	4.84
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.84	21.00	1.00	1.00
##000000	4.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D80E1

Deuteranopia (green-blind)

#1C73DB

Tritanopia (blue-blind)

#008C9E

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #4b74dd;
/* rgb */ color: rgb(75, 116, 221);
/* oklch */ color: oklch(58.4% 0.167 265.5);

Tailwind

colors: {
  custom: {
    50: '#8c9be8',
    500: '#4b74dd',
    950: '#000000',
  },
}

SCSS

$custom: #4b74dd;
$custom-light: #8c9be8;
$custom-dark: #000000;

JSON

{
  "hex": "#4b74dd",
  "rgb": {
    "r": 75,
    "g": 116,
    "b": 221
  },
  "hsl": {
    "h": 223.151,
    "s": 68.224,
    "l": 58.039
  },
  "oklch": {
    "l": 0.58377,
    "c": 0.1666,
    "h": 265.5
  },
  "luminance": 0.19207
}

Semantic roles & 50–950 ramp

primary

#4B74DD

secondary

#DFCFA5

accent

#BA3DEB

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4B74DD

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

Preview Lab → · Contrast checker → · Palette generator →