#4B71E5#4B71E5

#4B71E5 is a mid, vivid blue. Relative luminance 0.190; OKLCH L 58.3% C 0.181 H 267.0°. Best body text is #000000 at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#4B71E5
RGB	rgb(75, 113, 229)
HSL	hsl(225, 75%, 60%)
HSV	hsv(225, 67%, 90%)
CMYK	cmyk(67.2%, 50.7%, 0%, 10.2%)
CIE-LAB	lab(50.64, 24.08, -62.95)
CIE-LCH	lch(50.64, 67.40, 290.93°)
OKLab	oklab(58.32% -0.0095 -0.1807)
OKLCH	oklch(58.32% 0.181 267)
XYZ	xyz(22.9447, 18.9610, 76.5642)
Luminance	0.1896 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B71E5 #E5BF4B

analogous

#4BBEE5 #4B71E5 #724BE5

triadic

#4B71E5 #E54B71 #71E54B

tetradic

#4B71E5 #E54BBE #E5BF4B #4BE572

square

#4B71E5 #E54BBE #E5BF4B #4BE572

split-complementary

#4B71E5 #E5724B #BEE54B

monochromatic

#17389F #1F4BD4 #4B71E5 #809BED #B6C5F4

Accessibility & contrast

On white

4.38

#4B71E5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.79

#4B71E5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B71E5

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B71E5	#FFFFFF	#000000	##000000
##4B71E5	1.00	4.38	4.79	4.79
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.79	21.00	1.00	1.00
##000000	4.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B80E9

Deuteranopia (green-blind)

#0072E3

Tritanopia (blue-blind)

#008CA0

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #4b71e5;
/* rgb */ color: rgb(75, 113, 229);
/* oklch */ color: oklch(58.3% 0.181 267.0);

Tailwind

colors: {
  custom: {
    50: '#8e99ee',
    500: '#4b71e5',
    950: '#000000',
  },
}

SCSS

$custom: #4b71e5;
$custom-light: #8e99ee;
$custom-dark: #000000;

JSON

{
  "hex": "#4b71e5",
  "rgb": {
    "r": 75,
    "g": 113,
    "b": 229
  },
  "hsl": {
    "h": 225.195,
    "s": 74.757,
    "l": 59.608
  },
  "oklch": {
    "l": 0.58323,
    "c": 0.18099,
    "h": 267
  },
  "luminance": 0.18963
}

Semantic roles & 50–950 ramp

primary

#4B71E5

secondary

#E4D5A8

accent

#C336F1

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #4B71E5

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

Preview Lab → · Contrast checker → · Palette generator →