#545DB7#545DB7

#545DB7 is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.7% C 0.140 H 276.0°. Best body text is #FFFFFF at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#545DB7
RGB	rgb(84, 93, 183)
HSL	hsl(235, 41%, 52%)
HSV	hsv(235, 54%, 72%)
CMYK	cmyk(54.1%, 49.2%, 0%, 28.2%)
CIE-LAB	lab(42.96, 22.60, -48.93)
CIE-LCH	lch(42.96, 53.90, 294.79°)
OKLab	oklab(51.7% 0.0148 -0.1395)
OKLCH	oklch(51.7% 0.14 276)
XYZ	xyz(16.1150, 13.1314, 46.4760)
Luminance	0.1313 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#545DB7 #B7AE54

analogous

#548FB7 #545DB7 #7C54B7

triadic

#545DB7 #B7545D #5DB754

tetradic

#545DB7 #B7548F #B7AE54 #54B77C

square

#545DB7 #B7548F #B7AE54 #54B77C

split-complementary

#545DB7 #B77C54 #8FB754

monochromatic

#2B3066 #3D4591 #545DB7 #7F86C9 #AAAFDB

Accessibility & contrast

On white

5.79

#545DB7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#545DB7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #545DB7

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##545DB7	#FFFFFF	#000000	##FFFFFF
##545DB7	1.00	5.79	3.63	5.79
#FFFFFF	5.79	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#326ABA

Deuteranopia (green-blind)

#2562B5

Tritanopia (blue-blind)

#257181

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #545db7;
/* rgb */ color: rgb(84, 93, 183);
/* oklch */ color: oklch(51.7% 0.140 276.0);

Tailwind

colors: {
  custom: {
    50: '#8b8acd',
    500: '#545db7',
    950: '#000000',
  },
}

SCSS

$custom: #545db7;
$custom-light: #8b8acd;
$custom-dark: #000000;

JSON

{
  "hex": "#545db7",
  "rgb": {
    "r": 84,
    "g": 93,
    "b": 183
  },
  "hsl": {
    "h": 234.545,
    "s": 40.741,
    "l": 52.353
  },
  "oklch": {
    "l": 0.51698,
    "c": 0.14033,
    "h": 276
  },
  "luminance": 0.13132
}

Semantic roles & 50–950 ramp

primary

#545DB7

secondary

#C9C59E

accent

#C657D1

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0D0B13

muted

#7D7C82

Preview Lab

Preview with #545DB7

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

Preview Lab → · Contrast checker → · Palette generator →