#545CDB#545CDB

#545CDB is a mid, vivid blue. Relative luminance 0.147; OKLCH L 54.1% C 0.191 H 275.3°. Best body text is #FFFFFF at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#545CDB
RGB	rgb(84, 92, 219)
HSL	hsl(236, 65%, 59%)
HSV	hsv(236, 62%, 86%)
CMYK	cmyk(61.6%, 58%, 0%, 14.1%)
CIE-LAB	lab(45.15, 35.11, -66.15)
CIE-LCH	lch(45.15, 74.89, 297.96°)
OKLab	oklab(54.12% 0.0176 -0.1902)
OKLCH	oklch(54.12% 0.191 275.3)
XYZ	xyz(20.2653, 14.6519, 68.7643)
Luminance	0.1465 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#545CDB #DBD354

analogous

#54A0DB #545CDB #8F54DB

triadic

#545CDB #DB545C #5CDB54

tetradic

#545CDB #DB54A0 #DBD354 #54DB8F

square

#545CDB #DB54A0 #DBD354 #54DB8F

split-complementary

#545CDB #DB8F54 #A0DB54

monochromatic

#1F2695 #2A33C8 #545CDB #878CE6 #B9BCF0

Accessibility & contrast

On white

5.34

#545CDB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.93

#545CDB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #545CDB

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##545CDB	#FFFFFF	#000000	##FFFFFF
##545CDB	1.00	5.34	3.93	5.34
#FFFFFF	5.34	1.00	21.00	1.00
#000000	3.93	21.00	1.00	21.00
##FFFFFF	5.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071DF

Deuteranopia (green-blind)

#0065D8

Tritanopia (blue-blind)

#007B93

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #545cdb;
/* rgb */ color: rgb(84, 92, 219);
/* oklch */ color: oklch(54.1% 0.191 275.3);

Tailwind

colors: {
  custom: {
    50: '#918ae7',
    500: '#545cdb',
    950: '#000000',
  },
}

SCSS

$custom: #545cdb;
$custom-light: #918ae7;
$custom-dark: #000000;

JSON

{
  "hex": "#545cdb",
  "rgb": {
    "r": 84,
    "g": 92,
    "b": 219
  },
  "hsl": {
    "h": 236.444,
    "s": 65.217,
    "l": 59.412
  },
  "oklch": {
    "l": 0.54118,
    "c": 0.19103,
    "h": 275.3
  },
  "luminance": 0.14654
}

Semantic roles & 50–950 ramp

primary

#545CDB

secondary

#E0DDAB

accent

#DE40E8

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #545CDB

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

Preview Lab → · Contrast checker → · Palette generator →