#545BD9#545BD9

#545BD9 is a mid, vivid blue. Relative luminance 0.144; OKLCH L 53.8% C 0.190 H 275.6°. Best body text is #FFFFFF at 5.42:1 contrast (WCAG AA passes).

Color values

HEX	#545BD9
RGB	rgb(84, 91, 217)
HSL	hsl(237, 64%, 59%)
HSV	hsv(237, 61%, 85%)
CMYK	cmyk(61.3%, 58.1%, 0%, 14.9%)
CIE-LAB	lab(44.77, 35.06, -65.64)
CIE-LCH	lch(44.77, 74.42, 298.11°)
OKLab	oklab(53.78% 0.0185 -0.1887)
OKLCH	oklch(53.78% 0.19 275.6)
XYZ	xyz(19.9175, 14.3752, 67.3573)
Luminance	0.1438 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#545BD9 #D9D254

analogous

#549ED9 #545BD9 #9054D9

triadic

#545BD9 #D9545B #5BD954

tetradic

#545BD9 #D9549E #D9D254 #54D990

square

#545BD9 #D9549E #D9D254 #54D990

split-complementary

#545BD9 #D99054 #9ED954

monochromatic

#202692 #2C34C4 #545BD9 #868BE4 #B8BBEF

Accessibility & contrast

On white

5.42

#545BD9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.88

#545BD9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #545BD9

5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##545BD9	#FFFFFF	#000000	##FFFFFF
##545BD9	1.00	5.42	3.88	5.42
#FFFFFF	5.42	1.00	21.00	1.00
#000000	3.88	21.00	1.00	21.00
##FFFFFF	5.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0070DD

Deuteranopia (green-blind)

#0064D6

Tritanopia (blue-blind)

#007991

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #545bd9;
/* rgb */ color: rgb(84, 91, 217);
/* oklch */ color: oklch(53.8% 0.190 275.6);

Tailwind

colors: {
  custom: {
    50: '#9189e6',
    500: '#545bd9',
    950: '#000000',
  },
}

SCSS

$custom: #545bd9;
$custom-light: #9189e6;
$custom-dark: #000000;

JSON

{
  "hex": "#545bd9",
  "rgb": {
    "r": 84,
    "g": 91,
    "b": 217
  },
  "hsl": {
    "h": 236.842,
    "s": 63.636,
    "l": 59.02
  },
  "oklch": {
    "l": 0.53784,
    "c": 0.18963,
    "h": 275.6
  },
  "luminance": 0.14377
}

Semantic roles & 50–950 ramp

primary

#545BD9

secondary

#DFDCAA

accent

#DE41E7

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #545BD9

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

Preview Lab → · Contrast checker → · Palette generator →