#545CB7#545CB7

#545CB7 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.5% C 0.142 H 276.4°. Best body text is #FFFFFF at 5.85:1 contrast (WCAG AA passes).

Color values

HEX	#545CB7
RGB	rgb(84, 92, 183)
HSL	hsl(235, 41%, 52%)
HSV	hsv(235, 54%, 72%)
CMYK	cmyk(54.1%, 49.7%, 0%, 28.2%)
CIE-LAB	lab(42.70, 23.23, -49.35)
CIE-LCH	lch(42.70, 54.54, 295.20°)
OKLab	oklab(51.5% 0.0159 -0.1408)
OKLCH	oklch(51.5% 0.142 276.4)
XYZ	xyz(16.0278, 12.9570, 46.4469)
Luminance	0.1296 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#545CB7 #B7AF54

analogous

#548DB7 #545CB7 #7E54B7

triadic

#545CB7 #B7545C #5CB754

tetradic

#545CB7 #B7548D #B7AF54 #54B77E

square

#545CB7 #B7548D #B7AF54 #54B77E

split-complementary

#545CB7 #B77E54 #8DB754

monochromatic

#2B3066 #3D4491 #545CB7 #7F85C9 #AAAEDB

Accessibility & contrast

On white

5.85

#545CB7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.59

#545CB7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #545CB7

5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##545CB7	#FFFFFF	#000000	##FFFFFF
##545CB7	1.00	5.85	3.59	5.85
#FFFFFF	5.85	1.00	21.00	1.00
#000000	3.59	21.00	1.00	21.00
##FFFFFF	5.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3069BA

Deuteranopia (green-blind)

#2361B5

Tritanopia (blue-blind)

#257081

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #545cb7;
/* rgb */ color: rgb(84, 92, 183);
/* oklch */ color: oklch(51.5% 0.142 276.4);

Tailwind

colors: {
  custom: {
    50: '#8b8acd',
    500: '#545cb7',
    950: '#000000',
  },
}

SCSS

$custom: #545cb7;
$custom-light: #8b8acd;
$custom-dark: #000000;

JSON

{
  "hex": "#545cb7",
  "rgb": {
    "r": 84,
    "g": 92,
    "b": 183
  },
  "hsl": {
    "h": 235.152,
    "s": 40.741,
    "l": 52.353
  },
  "oklch": {
    "l": 0.515,
    "c": 0.14168,
    "h": 276.4
  },
  "luminance": 0.12958
}

Semantic roles & 50–950 ramp

primary

#545CB7

secondary

#C9C59E

accent

#C757D1

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0D0B13

muted

#7D7C82

Preview Lab

Preview with #545CB7

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

Preview Lab → · Contrast checker → · Palette generator →