#545BC3#545BC3

#545BC3 is a mid, vivid blue. Relative luminance 0.133; OKLCH L 52.1% C 0.160 H 276.4°. Best body text is #FFFFFF at 5.74:1 contrast (WCAG AA passes).

Color values

HEX	#545BC3
RGB	rgb(84, 91, 195)
HSL	hsl(236, 48%, 55%)
HSV	hsv(236, 57%, 76%)
CMYK	cmyk(56.9%, 53.3%, 0%, 23.5%)
CIE-LAB	lab(43.22, 27.80, -55.50)
CIE-LCH	lch(43.22, 62.07, 296.60°)
OKLab	oklab(52.14% 0.0179 -0.1589)
OKLCH	oklch(52.14% 0.16 276.4)
XYZ	xyz(17.2444, 13.3059, 53.2788)
Luminance	0.1331 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#545BC3 #C3BC54

analogous

#5493C3 #545BC3 #8454C3

triadic

#545BC3 #C3545B #5BC354

tetradic

#545BC3 #C35493 #C3BC54 #54C384

square

#545BC3 #C35493 #C3BC54 #54C384

split-complementary

#545BC3 #C38454 #93C354

monochromatic

#292D74 #393FA1 #545BC3 #8186D3 #AFB2E3

Accessibility & contrast

On white

5.74

#545BC3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#545BC3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #545BC3

5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##545BC3	#FFFFFF	#000000	##FFFFFF
##545BC3	1.00	5.74	3.66	5.74
#FFFFFF	5.74	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C6BC7

Deuteranopia (green-blind)

#0062C1

Tritanopia (blue-blind)

#117386

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #545bc3;
/* rgb */ color: rgb(84, 91, 195);
/* oklch */ color: oklch(52.1% 0.160 276.4);

Tailwind

colors: {
  custom: {
    50: '#8d89d6',
    500: '#545bc3',
    950: '#000000',
  },
}

SCSS

$custom: #545bc3;
$custom-light: #8d89d6;
$custom-dark: #000000;

JSON

{
  "hex": "#545bc3",
  "rgb": {
    "r": 84,
    "g": 91,
    "b": 195
  },
  "hsl": {
    "h": 236.216,
    "s": 48.052,
    "l": 54.706
  },
  "oklch": {
    "l": 0.52143,
    "c": 0.15989,
    "h": 276.4
  },
  "luminance": 0.13307
}

Semantic roles & 50–950 ramp

primary

#545BC3

secondary

#D1CEA2

accent

#CF50D8

background

#F9F8FD

surface

#F1F0FA

border

#CBCBD3

text

#0D0B14

muted

#7E7C83

Preview Lab

Preview with #545BC3

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

Preview Lab → · Contrast checker → · Palette generator →