#545BC7#545BC7

#545BC7 is a mid, vivid blue. Relative luminance 0.135; OKLCH L 52.4% C 0.165 H 276.3°. Best body text is #FFFFFF at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#545BC7
RGB	rgb(84, 91, 199)
HSL	hsl(236, 51%, 55%)
HSV	hsv(236, 58%, 78%)
CMYK	cmyk(57.8%, 54.3%, 0%, 22%)
CIE-LAB	lab(43.49, 29.11, -57.38)
CIE-LCH	lch(43.49, 64.34, 296.90°)
OKLab	oklab(52.43% 0.0181 -0.1644)
OKLCH	oklch(52.43% 0.165 276.3)
XYZ	xyz(17.7027, 13.4892, 55.6926)
Luminance	0.1349 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#545BC7 #C7C054

analogous

#5494C7 #545BC7 #8654C7

triadic

#545BC7 #C7545B #5BC754

tetradic

#545BC7 #C75494 #C7C054 #54C786

square

#545BC7 #C75494 #C7C054 #54C786

split-complementary

#545BC7 #C78654 #94C754

monochromatic

#282D79 #373EA7 #545BC7 #8287D6 #B0B3E5

Accessibility & contrast

On white

5.68

#545BC7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#545BC7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #545BC7

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##545BC7	#FFFFFF	#000000	##FFFFFF
##545BC7	1.00	5.68	3.70	5.68
#FFFFFF	5.68	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#136CCB

Deuteranopia (green-blind)

#0062C5

Tritanopia (blue-blind)

#047488

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #545bc7;
/* rgb */ color: rgb(84, 91, 199);
/* oklch */ color: oklch(52.4% 0.165 276.3);

Tailwind

colors: {
  custom: {
    50: '#8e89d9',
    500: '#545bc7',
    950: '#000000',
  },
}

SCSS

$custom: #545bc7;
$custom-light: #8e89d9;
$custom-dark: #000000;

JSON

{
  "hex": "#545bc7",
  "rgb": {
    "r": 84,
    "g": 91,
    "b": 199
  },
  "hsl": {
    "h": 236.348,
    "s": 50.661,
    "l": 55.49
  },
  "oklch": {
    "l": 0.52432,
    "c": 0.1654,
    "h": 276.3
  },
  "luminance": 0.13491
}

Semantic roles & 50–950 ramp

primary

#545BC7

secondary

#D3D0A3

accent

#D24EDA

background

#F9F8FD

surface

#F1F0FA

border

#CBCBD3

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #545BC7

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

Preview Lab → · Contrast checker → · Palette generator →