#4E55BB#4E55BB

#4E55BB is a mid, vivid blue. Relative luminance 0.117; OKLCH L 50.0% C 0.158 H 276.1°. Best body text is #FFFFFF at 6.29:1 contrast (WCAG AA passes).

Color values

HEX	#4E55BB
RGB	rgb(78, 85, 187)
HSL	hsl(236, 44%, 52%)
HSV	hsv(236, 58%, 73%)
CMYK	cmyk(58.3%, 54.5%, 0%, 26.7%)
CIE-LAB	lab(40.74, 27.76, -54.86)
CIE-LCH	lch(40.74, 61.49, 296.84°)
OKLab	oklab(50.01% 0.0168 -0.1572)
OKLCH	oklch(50.01% 0.158 276.1)
XYZ	xyz(15.3571, 11.7034, 48.4538)
Luminance	0.1171 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E55BB #BBB44E

analogous

#4E8CBB #4E55BB #7E4EBB

triadic

#4E55BB #BB4E55 #55BB4E

tetradic

#4E55BB #BB4E8C #BBB44E #4EBB7E

square

#4E55BB #BB4E8C #BBB44E #4EBB7E

split-complementary

#4E55BB #BB7E4E #8CBB4E

monochromatic

#282C67 #393E93 #4E55BB #7A7FCC #A6AADD

Accessibility & contrast

On white

6.29

#4E55BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#4E55BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E55BB

6.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E55BB	#FFFFFF	#000000	##FFFFFF
##4E55BB	1.00	6.29	3.34	6.29
#FFFFFF	6.29	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1165BF

Deuteranopia (green-blind)

#005CB9

Tritanopia (blue-blind)

#006D80

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #4e55bb;
/* rgb */ color: rgb(78, 85, 187);
/* oklch */ color: oklch(50.0% 0.158 276.1);

Tailwind

colors: {
  custom: {
    50: '#8984d0',
    500: '#4e55bb',
    950: '#000000',
  },
}

SCSS

$custom: #4e55bb;
$custom-light: #8984d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4e55bb",
  "rgb": {
    "r": 78,
    "g": 85,
    "b": 187
  },
  "hsl": {
    "h": 236.147,
    "s": 44.49,
    "l": 51.961
  },
  "oklch": {
    "l": 0.50006,
    "c": 0.15813,
    "h": 276.1
  },
  "luminance": 0.11705
}

Semantic roles & 50–950 ramp

primary

#4E55BB

secondary

#CAC79B

accent

#CC54D4

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #4E55BB

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

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