#545DCB#545DCB

#545DCB is a mid, vivid blue. Relative luminance 0.140; OKLCH L 53.1% C 0.168 H 275.6°. Best body text is #FFFFFF at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#545DCB
RGB	rgb(84, 93, 203)
HSL	hsl(235, 53%, 56%)
HSV	hsv(235, 59%, 80%)
CMYK	cmyk(58.6%, 54.2%, 0%, 20.4%)
CIE-LAB	lab(44.27, 29.19, -58.43)
CIE-LCH	lch(44.27, 65.32, 296.55°)
OKLab	oklab(53.1% 0.0163 -0.1675)
OKLCH	oklch(53.1% 0.168 275.6)
XYZ	xyz(18.3465, 14.0239, 58.2284)
Luminance	0.1403 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#545DCB #CBC254

analogous

#5499CB #545DCB #8754CB

triadic

#545DCB #CB545D #5DCB54

tetradic

#545DCB #CB5499 #CBC254 #54CB87

square

#545DCB #CB5499 #CBC254 #54CB87

split-complementary

#545DCB #CB8754 #99CB54

monochromatic

#262D7E #353EAD #545DCB #8389D9 #B2B6E8

Accessibility & contrast

On white

5.52

#545DCB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#545DCB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #545DCB

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##545DCB	#FFFFFF	#000000	##FFFFFF
##545DCB	1.00	5.52	3.81	5.52
#FFFFFF	5.52	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#136ECF

Deuteranopia (green-blind)

#0064C9

Tritanopia (blue-blind)

#00778B

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #545dcb;
/* rgb */ color: rgb(84, 93, 203);
/* oklch */ color: oklch(53.1% 0.168 275.6);

Tailwind

colors: {
  custom: {
    50: '#8e8adc',
    500: '#545dcb',
    950: '#000000',
  },
}

SCSS

$custom: #545dcb;
$custom-light: #8e8adc;
$custom-dark: #000000;

JSON

{
  "hex": "#545dcb",
  "rgb": {
    "r": 84,
    "g": 93,
    "b": 203
  },
  "hsl": {
    "h": 235.462,
    "s": 53.363,
    "l": 56.275
  },
  "oklch": {
    "l": 0.53099,
    "c": 0.16827,
    "h": 275.6
  },
  "luminance": 0.14025
}

Semantic roles & 50–950 ramp

primary

#545DCB

secondary

#D6D2A5

accent

#D24BDD

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #545DCB

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

Preview Lab → · Contrast checker → · Palette generator →