#545EB7#545EB7

#545EB7 is a mid, vivid blue. Relative luminance 0.133; OKLCH L 51.9% C 0.139 H 275.6°. Best body text is #FFFFFF at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#545EB7
RGB	rgb(84, 94, 183)
HSL	hsl(234, 41%, 52%)
HSV	hsv(234, 54%, 72%)
CMYK	cmyk(54.1%, 48.6%, 0%, 28.2%)
CIE-LAB	lab(43.22, 21.97, -48.51)
CIE-LCH	lch(43.22, 53.25, 294.36°)
OKLab	oklab(51.9% 0.0136 -0.1383)
OKLCH	oklch(51.9% 0.139 275.6)
XYZ	xyz(16.2034, 13.3080, 46.5054)
Luminance	0.1331 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#545EB7 #B7AD54

analogous

#5490B7 #545EB7 #7B54B7

triadic

#545EB7 #B7545E #5EB754

tetradic

#545EB7 #B75490 #B7AD54 #54B77B

square

#545EB7 #B75490 #B7AD54 #54B77B

split-complementary

#545EB7 #B77B54 #90B754

monochromatic

#2B3166 #3D4591 #545EB7 #7F87C9 #AAAFDB

Accessibility & contrast

On white

5.73

#545EB7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#545EB7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #545EB7

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##545EB7	#FFFFFF	#000000	##FFFFFF
##545EB7	1.00	5.73	3.66	5.73
#FFFFFF	5.73	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#346ABA

Deuteranopia (green-blind)

#2862B5

Tritanopia (blue-blind)

#247282

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #545eb7;
/* rgb */ color: rgb(84, 94, 183);
/* oklch */ color: oklch(51.9% 0.139 275.6);

Tailwind

colors: {
  custom: {
    50: '#8b8bcd',
    500: '#545eb7',
    950: '#000000',
  },
}

SCSS

$custom: #545eb7;
$custom-light: #8b8bcd;
$custom-dark: #000000;

JSON

{
  "hex": "#545eb7",
  "rgb": {
    "r": 84,
    "g": 94,
    "b": 183
  },
  "hsl": {
    "h": 233.939,
    "s": 40.741,
    "l": 52.353
  },
  "oklch": {
    "l": 0.51897,
    "c": 0.13897,
    "h": 275.6
  },
  "luminance": 0.13309
}

Semantic roles & 50–950 ramp

primary

#545EB7

secondary

#C9C59E

accent

#C457D1

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0D0C13

muted

#7D7D82

Preview Lab

Preview with #545EB7

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

Preview Lab → · Contrast checker → · Palette generator →