#4B54E3#4B54E3

#4B54E3 is a mid, highly saturated blue. Relative luminance 0.134; OKLCH L 52.8% C 0.213 H 273.7°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#4B54E3
RGB	rgb(75, 84, 227)
HSL	hsl(236, 73%, 59%)
HSV	hsv(236, 67%, 89%)
CMYK	cmyk(67%, 63%, 0%, 11%)
CIE-LAB	lab(43.33, 41.32, -73.70)
CIE-LCH	lch(43.33, 84.49, 299.28°)
OKLab	oklab(52.82% 0.0138 -0.2126)
OKLCH	oklch(52.82% 0.213 273.7)
XYZ	xyz(19.9325, 13.3807, 74.1905)
Luminance	0.1338 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B54E3 #E3DA4B

analogous

#4BA0E3 #4B54E3 #8E4BE3

triadic

#4B54E3 #E34B54 #54E34B

tetradic

#4B54E3 #E34BA0 #E3DA4B #4BE38E

square

#4B54E3 #E34BA0 #E3DA4B #4BE38E

split-complementary

#4B54E3 #E38E4B #A0E34B

monochromatic

#18209B #202BD0 #4B54E3 #8086EB #B5B9F3

Accessibility & contrast

On white

5.71

#4B54E3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#4B54E3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B54E3

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B54E3	#FFFFFF	#000000	##FFFFFF
##4B54E3	1.00	5.71	3.68	5.71
#FFFFFF	5.71	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DE8

Deuteranopia (green-blind)

#0060E0

Tritanopia (blue-blind)

#007994

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #4b54e3;
/* rgb */ color: rgb(75, 84, 227);
/* oklch */ color: oklch(52.8% 0.213 273.7);

Tailwind

colors: {
  custom: {
    50: '#8f84ed',
    500: '#4b54e3',
    950: '#000000',
  },
}

SCSS

$custom: #4b54e3;
$custom-light: #8f84ed;
$custom-dark: #000000;

JSON

{
  "hex": "#4b54e3",
  "rgb": {
    "r": 75,
    "g": 84,
    "b": 227
  },
  "hsl": {
    "h": 236.447,
    "s": 73.077,
    "l": 59.216
  },
  "oklch": {
    "l": 0.52821,
    "c": 0.2131,
    "h": 273.7
  },
  "luminance": 0.13383
}

Semantic roles & 50–950 ramp

primary

#4B54E3

secondary

#E3DFA7

accent

#E538F0

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #4B54E3

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

Preview Lab → · Contrast checker → · Palette generator →