#545DB9#545DB9

#545DB9 is a mid, vivid blue. Relative luminance 0.132; OKLCH L 51.8% C 0.143 H 276.0°. Best body text is #FFFFFF at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#545DB9
RGB	rgb(84, 93, 185)
HSL	hsl(235, 42%, 53%)
HSV	hsv(235, 55%, 73%)
CMYK	cmyk(54.6%, 49.7%, 0%, 27.5%)
CIE-LAB	lab(43.09, 23.25, -49.90)
CIE-LCH	lch(43.09, 55.05, 294.99°)
OKLab	oklab(51.83% 0.015 -0.1424)
OKLCH	oklch(51.83% 0.143 276)
XYZ	xyz(16.3247, 13.2152, 47.5801)
Luminance	0.1322 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#545DB9 #B9B054

analogous

#5490B9 #545DB9 #7D54B9

triadic

#545DB9 #B9545D #5DB954

tetradic

#545DB9 #B95490 #B9B054 #54B97D

square

#545DB9 #B95490 #B9B054 #54B97D

split-complementary

#545DB9 #B97D54 #90B954

monochromatic

#2B3068 #3C4493 #545DB9 #7F86CB #ABAFDD

Accessibility & contrast

On white

5.76

#545DB9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#545DB9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #545DB9

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##545DB9	#FFFFFF	#000000	##FFFFFF
##545DB9	1.00	5.76	3.64	5.76
#FFFFFF	5.76	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#306ABC

Deuteranopia (green-blind)

#2262B7

Tritanopia (blue-blind)

#227182

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #545db9;
/* rgb */ color: rgb(84, 93, 185);
/* oklch */ color: oklch(51.8% 0.143 276.0);

Tailwind

colors: {
  custom: {
    50: '#8c8acf',
    500: '#545db9',
    950: '#000000',
  },
}

SCSS

$custom: #545db9;
$custom-light: #8c8acf;
$custom-dark: #000000;

JSON

{
  "hex": "#545db9",
  "rgb": {
    "r": 84,
    "g": 93,
    "b": 185
  },
  "hsl": {
    "h": 234.653,
    "s": 41.909,
    "l": 52.745
  },
  "oklch": {
    "l": 0.51833,
    "c": 0.14317,
    "h": 276
  },
  "luminance": 0.13216
}

Semantic roles & 50–950 ramp

primary

#545DB9

secondary

#CAC69F

accent

#C756D2

background

#F9F8FC

surface

#F1F0F9

border

#CBCBD2

text

#0D0B14

muted

#7E7C82

Preview Lab

Preview with #545DB9

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

Preview Lab → · Contrast checker → · Palette generator →