#545BC4#545BC4

#545BC4 is a mid, vivid blue. Relative luminance 0.134; OKLCH L 52.2% C 0.161 H 276.4°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#545BC4
RGB	rgb(84, 91, 196)
HSL	hsl(236, 49%, 55%)
HSV	hsv(236, 57%, 77%)
CMYK	cmyk(57.1%, 53.6%, 0%, 23.1%)
CIE-LAB	lab(43.29, 28.12, -55.97)
CIE-LCH	lch(43.29, 62.64, 296.68°)
OKLab	oklab(52.22% 0.018 -0.1603)
OKLCH	oklch(52.22% 0.161 276.4)
XYZ	xyz(17.3578, 13.3513, 53.8762)
Luminance	0.1335 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#545BC4 #C4BD54

analogous

#5493C4 #545BC4 #8554C4

triadic

#545BC4 #C4545B #5BC454

tetradic

#545BC4 #C45493 #C4BD54 #54C485

square

#545BC4 #C45493 #C4BD54 #54C485

split-complementary

#545BC4 #C48554 #93C454

monochromatic

#282D75 #383FA3 #545BC4 #8287D4 #AFB2E3

Accessibility & contrast

On white

5.72

#545BC4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#545BC4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #545BC4

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##545BC4	#FFFFFF	#000000	##FFFFFF
##545BC4	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A6BC8

Deuteranopia (green-blind)

#0062C2

Tritanopia (blue-blind)

#0F7387

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #545bc4;
/* rgb */ color: rgb(84, 91, 196);
/* oklch */ color: oklch(52.2% 0.161 276.4);

Tailwind

colors: {
  custom: {
    50: '#8d89d6',
    500: '#545bc4',
    950: '#000000',
  },
}

SCSS

$custom: #545bc4;
$custom-light: #8d89d6;
$custom-dark: #000000;

JSON

{
  "hex": "#545bc4",
  "rgb": {
    "r": 84,
    "g": 91,
    "b": 196
  },
  "hsl": {
    "h": 236.25,
    "s": 48.696,
    "l": 54.902
  },
  "oklch": {
    "l": 0.52215,
    "c": 0.16126,
    "h": 276.4
  },
  "luminance": 0.13353
}

Semantic roles & 50–950 ramp

primary

#545BC4

secondary

#D1CFA2

accent

#D050D8

background

#F9F8FD

surface

#F1F0FA

border

#CBCBD3

text

#0D0B14

muted

#7E7C83

Preview Lab

Preview with #545BC4

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

Preview Lab → · Contrast checker → · Palette generator →