#545FBC#545FBC

#545FBC is a mid, vivid blue. Relative luminance 0.137; OKLCH L 52.4% C 0.145 H 275.2°. Best body text is #FFFFFF at 5.61:1 contrast (WCAG AA passes).

Color values

HEX	#545FBC
RGB	rgb(84, 95, 188)
HSL	hsl(234, 44%, 53%)
HSV	hsv(234, 55%, 74%)
CMYK	cmyk(55.3%, 49.5%, 0%, 26.3%)
CIE-LAB	lab(43.80, 22.98, -50.50)
CIE-LCH	lch(43.80, 55.48, 294.47°)
OKLab	oklab(52.43% 0.0131 -0.1441)
OKLCH	oklch(52.43% 0.145 275.2)
XYZ	xyz(16.8225, 13.6989, 49.3249)
Luminance	0.1370 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#545FBC #BCB154

analogous

#5493BC #545FBC #7D54BC

triadic

#545FBC #BC545F #5FBC54

tetradic

#545FBC #BC5493 #BCB154 #54BC7D

square

#545FBC #BC5493 #BCB154 #54BC7D

split-complementary

#545FBC #BC7D54 #93BC54

monochromatic

#2A316B #3B4597 #545FBC #8088CD #ACB1DE

Accessibility & contrast

On white

5.61

#545FBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.74

#545FBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #545FBC

5.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##545FBC	#FFFFFF	#000000	##FFFFFF
##545FBC	1.00	5.61	3.74	5.61
#FFFFFF	5.61	1.00	21.00	1.00
#000000	3.74	21.00	1.00	21.00
##FFFFFF	5.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#316CBF

Deuteranopia (green-blind)

#2363BA

Tritanopia (blue-blind)

#1D7484

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #545fbc;
/* rgb */ color: rgb(84, 95, 188);
/* oklch */ color: oklch(52.4% 0.145 275.2);

Tailwind

colors: {
  custom: {
    50: '#8c8cd1',
    500: '#545fbc',
    950: '#000000',
  },
}

SCSS

$custom: #545fbc;
$custom-light: #8c8cd1;
$custom-dark: #000000;

JSON

{
  "hex": "#545fbc",
  "rgb": {
    "r": 84,
    "g": 95,
    "b": 188
  },
  "hsl": {
    "h": 233.654,
    "s": 43.697,
    "l": 53.333
  },
  "oklch": {
    "l": 0.52432,
    "c": 0.14474,
    "h": 275.2
  },
  "luminance": 0.137
}

Semantic roles & 50–950 ramp

primary

#545FBC

secondary

#CCC8A0

accent

#C654D3

background

#F9F8FC

surface

#F1F0F9

border

#CBCBD2

text

#0D0C14

muted

#7E7D82

Preview Lab

Preview with #545FBC

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

Preview Lab → · Contrast checker → · Palette generator →