#545BBD#545BBD

#545BBD is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.7% C 0.152 H 276.6°. Best body text is #FFFFFF at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#545BBD
RGB	rgb(84, 91, 189)
HSL	hsl(236, 44%, 54%)
HSV	hsv(236, 56%, 74%)
CMYK	cmyk(55.6%, 51.9%, 0%, 25.9%)
CIE-LAB	lab(42.82, 25.82, -52.65)
CIE-LCH	lch(42.82, 58.64, 296.12°)
OKLab	oklab(51.72% 0.0175 -0.1505)
OKLCH	oklch(51.72% 0.152 276.6)
XYZ	xyz(16.5796, 13.0400, 49.7776)
Luminance	0.1304 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#545BBD #BDB654

analogous

#548FBD #545BBD #8154BD

triadic

#545BBD #BD545B #5BBD54

tetradic

#545BBD #BD548F #BDB654 #54BD81

square

#545BBD #BD548F #BDB654 #54BD81

split-complementary

#545BBD #BD8154 #8FBD54

monochromatic

#2A2E6D #3B4199 #545BBD #8085CE #ACB0DF

Accessibility & contrast

On white

5.82

#545BBD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#545BBD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #545BBD

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##545BBD	#FFFFFF	#000000	##FFFFFF
##545BBD	1.00	5.82	3.61	5.82
#FFFFFF	5.82	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#266AC0

Deuteranopia (green-blind)

#1361BB

Tritanopia (blue-blind)

#1D7183

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #545bbd;
/* rgb */ color: rgb(84, 91, 189);
/* oklch */ color: oklch(51.7% 0.152 276.6);

Tailwind

colors: {
  custom: {
    50: '#8c89d1',
    500: '#545bbd',
    950: '#000000',
  },
}

SCSS

$custom: #545bbd;
$custom-light: #8c89d1;
$custom-dark: #000000;

JSON

{
  "hex": "#545bbd",
  "rgb": {
    "r": 84,
    "g": 91,
    "b": 189
  },
  "hsl": {
    "h": 236,
    "s": 44.304,
    "l": 53.529
  },
  "oklch": {
    "l": 0.51718,
    "c": 0.15152,
    "h": 276.6
  },
  "luminance": 0.13041
}

Semantic roles & 50–950 ramp

primary

#545BBD

secondary

#CDCAA0

accent

#CB54D4

background

#F9F8FC

surface

#F1F0F9

border

#CBCBD2

text

#0D0B14

muted

#7E7C82

Preview Lab

Preview with #545BBD

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

Preview Lab → · Contrast checker → · Palette generator →