#545AB5#545AB5

#545AB5 is a mid, vivid blue. Relative luminance 0.125; OKLCH L 51.0% C 0.142 H 277.3°. Best body text is #FFFFFF at 5.99:1 contrast (WCAG AA passes).

Color values

HEX	#545AB5
RGB	rgb(84, 90, 181)
HSL	hsl(236, 40%, 52%)
HSV	hsv(236, 54%, 71%)
CMYK	cmyk(53.6%, 50.3%, 0%, 29%)
CIE-LAB	lab(42.05, 23.84, -49.22)
CIE-LCH	lch(42.05, 54.69, 295.84°)
OKLab	oklab(50.97% 0.018 -0.1404)
OKLCH	oklch(50.97% 0.142 277.3)
XYZ	xyz(15.6502, 12.5323, 45.3014)
Luminance	0.1253 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#545AB5 #B5AF54

analogous

#548AB5 #545AB5 #7F54B5

triadic

#545AB5 #B5545A #5AB554

tetradic

#545AB5 #B5548A #B5AF54 #54B57F

square

#545AB5 #B5548A #B5AF54 #54B57F

split-complementary

#545AB5 #B57F54 #8AB554

monochromatic

#2B2F64 #3E438E #545AB5 #7F83C7 #A9ACDA

Accessibility & contrast

On white

5.99

#545AB5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#545AB5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #545AB5

5.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##545AB5	#FFFFFF	#000000	##FFFFFF
##545AB5	1.00	5.99	3.51	5.99
#FFFFFF	5.99	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D67B8

Deuteranopia (green-blind)

#215FB3

Tritanopia (blue-blind)

#286E7F

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #545ab5;
/* rgb */ color: rgb(84, 90, 181);
/* oklch */ color: oklch(51.0% 0.142 277.3);

Tailwind

colors: {
  custom: {
    50: '#8b88cc',
    500: '#545ab5',
    950: '#000000',
  },
}

SCSS

$custom: #545ab5;
$custom-light: #8b88cc;
$custom-dark: #000000;

JSON

{
  "hex": "#545ab5",
  "rgb": {
    "r": 84,
    "g": 90,
    "b": 181
  },
  "hsl": {
    "h": 236.289,
    "s": 39.592,
    "l": 51.961
  },
  "oklch": {
    "l": 0.5097,
    "c": 0.14157,
    "h": 277.3
  },
  "luminance": 0.12533
}

Semantic roles & 50–950 ramp

primary

#545AB5

secondary

#C8C59D

accent

#C858CF

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0D0B13

muted

#7D7C82

Preview Lab

Preview with #545AB5

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

Preview Lab → · Contrast checker → · Palette generator →