#4E54BB#4E54BB

#4E54BB is a mid, vivid blue. Relative luminance 0.115; OKLCH L 49.8% C 0.159 H 276.4°. Best body text is #FFFFFF at 6.35:1 contrast (WCAG AA passes).

Color values

HEX	#4E54BB
RGB	rgb(78, 84, 187)
HSL	hsl(237, 44%, 52%)
HSV	hsv(237, 58%, 73%)
CMYK	cmyk(58.3%, 55.1%, 0%, 26.7%)
CIE-LAB	lab(40.49, 28.39, -55.27)
CIE-LCH	lch(40.49, 62.14, 297.18°)
OKLab	oklab(49.82% 0.0179 -0.1584)
OKLCH	oklch(49.82% 0.159 276.4)
XYZ	xyz(15.2790, 11.5471, 48.4277)
Luminance	0.1155 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E54BB #BBB54E

analogous

#4E8BBB #4E54BB #7F4EBB

triadic

#4E54BB #BB4E54 #54BB4E

tetradic

#4E54BB #BB4E8B #BBB54E #4EBB7F

square

#4E54BB #BB4E8B #BBB54E #4EBB7F

split-complementary

#4E54BB #BB7F4E #8BBB4E

monochromatic

#282B67 #393E93 #4E54BB #7A7FCC #A6A9DD

Accessibility & contrast

On white

6.35

#4E54BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#4E54BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E54BB

6.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E54BB	#FFFFFF	#000000	##FFFFFF
##4E54BB	1.00	6.35	3.31	6.35
#FFFFFF	6.35	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A64BF

Deuteranopia (green-blind)

#005BB9

Tritanopia (blue-blind)

#006C7F

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4e54bb;
/* rgb */ color: rgb(78, 84, 187);
/* oklch */ color: oklch(49.8% 0.159 276.4);

Tailwind

colors: {
  custom: {
    50: '#8984d0',
    500: '#4e54bb',
    950: '#000000',
  },
}

SCSS

$custom: #4e54bb;
$custom-light: #8984d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4e54bb",
  "rgb": {
    "r": 78,
    "g": 84,
    "b": 187
  },
  "hsl": {
    "h": 236.697,
    "s": 44.49,
    "l": 51.961
  },
  "oklch": {
    "l": 0.49817,
    "c": 0.15944,
    "h": 276.4
  },
  "luminance": 0.11548
}

Semantic roles & 50–950 ramp

primary

#4E54BB

secondary

#CAC89B

accent

#CD54D4

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0A14

muted

#7D7C82

Preview Lab

Preview with #4E54BB

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

Preview Lab → · Contrast checker → · Palette generator →