#545BD3#545BD3

#545BD3 is a mid, vivid blue. Relative luminance 0.141; OKLCH L 53.3% C 0.182 H 275.8°. Best body text is #FFFFFF at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#545BD3
RGB	rgb(84, 91, 211)
HSL	hsl(237, 59%, 58%)
HSV	hsv(237, 60%, 83%)
CMYK	cmyk(60.2%, 56.9%, 0%, 17.3%)
CIE-LAB	lab(44.33, 33.08, -62.92)
CIE-LCH	lch(44.33, 71.09, 297.73°)
OKLab	oklab(53.32% 0.0184 -0.1807)
OKLCH	oklch(53.32% 0.182 275.8)
XYZ	xyz(19.1513, 14.0687, 63.3217)
Luminance	0.1407 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#545BD3 #D3CC54

analogous

#549AD3 #545BD3 #8C54D3

triadic

#545BD3 #D3545B #5BD354

tetradic

#545BD3 #D3549A #D3CC54 #54D38C

square

#545BD3 #D3549A #D3CC54 #54D38C

split-complementary

#545BD3 #D38C54 #9AD354

monochromatic

#232989 #3037BA #545BD3 #858AE0 #B5B8EC

Accessibility & contrast

On white

5.51

#545BD3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#545BD3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #545BD3

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##545BD3	#FFFFFF	#000000	##FFFFFF
##545BD3	1.00	5.51	3.81	5.51
#FFFFFF	5.51	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ED7

Deuteranopia (green-blind)

#0063D1

Tritanopia (blue-blind)

#00788E

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #545bd3;
/* rgb */ color: rgb(84, 91, 211);
/* oklch */ color: oklch(53.3% 0.182 275.8);

Tailwind

colors: {
  custom: {
    50: '#9089e1',
    500: '#545bd3',
    950: '#000000',
  },
}

SCSS

$custom: #545bd3;
$custom-light: #9089e1;
$custom-dark: #000000;

JSON

{
  "hex": "#545bd3",
  "rgb": {
    "r": 84,
    "g": 91,
    "b": 211
  },
  "hsl": {
    "h": 236.693,
    "s": 59.07,
    "l": 57.843
  },
  "oklch": {
    "l": 0.53324,
    "c": 0.18166,
    "h": 275.8
  },
  "luminance": 0.1407
}

Semantic roles & 50–950 ramp

primary

#545BD3

secondary

#DBD8A8

accent

#DA46E2

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #545BD3

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

Preview Lab → · Contrast checker → · Palette generator →