#4B71DE#4B71DE

#4B71DE is a mid, vivid blue. Relative luminance 0.186; OKLCH L 57.8% C 0.172 H 266.6°. Best body text is #000000 at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#4B71DE
RGB	rgb(75, 113, 222)
HSL	hsl(224, 69%, 58%)
HSV	hsv(224, 66%, 87%)
CMYK	cmyk(66.2%, 49.1%, 0%, 12.9%)
CIE-LAB	lab(50.19, 21.63, -59.73)
CIE-LCH	lch(50.19, 63.53, 289.91°)
OKLab	oklab(57.84% -0.0102 -0.1713)
OKLCH	oklch(57.84% 0.172 266.6)
XYZ	xyz(21.9870, 18.5779, 71.5203)
Luminance	0.1858 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B71DE #DEB84B

analogous

#4BBADE #4B71DE #6E4BDE

triadic

#4B71DE #DE4B71 #71DE4B

tetradic

#4B71DE #DE4BBA #DEB84B #4BDE6E

square

#4B71DE #DE4BBA #DEB84B #4BDE6E

split-complementary

#4B71DE #DE6E4B #BADE4B

monochromatic

#1B3A94 #254FC7 #4B71DE #7F9AE7 #B2C3F1

Accessibility & contrast

On white

4.45

#4B71DE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.72

#4B71DE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B71DE

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B71DE	#FFFFFF	#000000	##000000
##4B71DE	1.00	4.45	4.72	4.72
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.72	21.00	1.00	1.00
##000000	4.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#347EE2

Deuteranopia (green-blind)

#0571DC

Tritanopia (blue-blind)

#008A9D

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4b71de;
/* rgb */ color: rgb(75, 113, 222);
/* oklch */ color: oklch(57.8% 0.172 266.6);

Tailwind

colors: {
  custom: {
    50: '#8c99e9',
    500: '#4b71de',
    950: '#000000',
  },
}

SCSS

$custom: #4b71de;
$custom-light: #8c99e9;
$custom-dark: #000000;

JSON

{
  "hex": "#4b71de",
  "rgb": {
    "r": 75,
    "g": 113,
    "b": 222
  },
  "hsl": {
    "h": 224.49,
    "s": 69.014,
    "l": 58.235
  },
  "oklch": {
    "l": 0.57835,
    "c": 0.17158,
    "h": 266.6
  },
  "luminance": 0.1858
}

Semantic roles & 50–950 ramp

primary

#4B71DE

secondary

#E0D1A5

accent

#BE3CEC

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0D0D16

muted

#7E7E84

Preview Lab

Preview with #4B71DE

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

Preview Lab → · Contrast checker → · Palette generator →