#4B74DB#4B74DB

#4B74DB is a mid, vivid blue. Relative luminance 0.191; OKLCH L 58.2% C 0.164 H 265.3°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#4B74DB
RGB	rgb(75, 116, 219)
HSL	hsl(223, 67%, 58%)
HSV	hsv(223, 66%, 86%)
CMYK	cmyk(65.8%, 47%, 0%, 14.1%)
CIE-LAB	lab(50.80, 18.72, -57.05)
CIE-LCH	lch(50.80, 60.05, 288.17°)
OKLab	oklab(58.24% -0.0134 -0.1633)
OKLCH	oklch(58.24% 0.164 265.3)
XYZ	xyz(21.9288, 19.0990, 69.5349)
Luminance	0.1910 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B74DB #DBB24B

analogous

#4BBCDB #4B74DB #6A4BDB

triadic

#4B74DB #DB4B74 #74DB4B

tetradic

#4B74DB #DB4BBC #DBB24B #4BDB6A

square

#4B74DB #DB4BBC #DBB24B #4BDB6A

split-complementary

#4B74DB #DB6A4B #BCDB4B

monochromatic

#1D3D8F #2753C2 #4B74DB #7E9BE5 #B1C3EF

Accessibility & contrast

On white

4.36

#4B74DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.82

#4B74DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B74DB

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B74DB	#FFFFFF	#000000	##000000
##4B74DB	1.00	4.36	4.82	4.82
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.82	21.00	1.00	1.00
##000000	4.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F80DF

Deuteranopia (green-blind)

#2073D9

Tritanopia (blue-blind)

#008C9D

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #4b74db;
/* rgb */ color: rgb(75, 116, 219);
/* oklch */ color: oklch(58.2% 0.164 265.3);

Tailwind

colors: {
  custom: {
    50: '#8c9be7',
    500: '#4b74db',
    950: '#000000',
  },
}

SCSS

$custom: #4b74db;
$custom-light: #8c9be7;
$custom-dark: #000000;

JSON

{
  "hex": "#4b74db",
  "rgb": {
    "r": 75,
    "g": 116,
    "b": 219
  },
  "hsl": {
    "h": 222.917,
    "s": 66.667,
    "l": 57.647
  },
  "oklch": {
    "l": 0.58243,
    "c": 0.1639,
    "h": 265.3
  },
  "luminance": 0.19101
}

Semantic roles & 50–950 ramp

primary

#4B74DB

secondary

#DECDA4

accent

#B93EEA

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4B74DB

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

Preview Lab → · Contrast checker → · Palette generator →