#545DBB#545DBB

#545DBB is a mid, vivid blue. Relative luminance 0.133; OKLCH L 52.0% C 0.146 H 276.0°. Best body text is #FFFFFF at 5.74:1 contrast (WCAG AA passes).

Color values

HEX	#545DBB
RGB	rgb(84, 93, 187)
HSL	hsl(235, 43%, 53%)
HSV	hsv(235, 55%, 73%)
CMYK	cmyk(55.1%, 50.3%, 0%, 26.7%)
CIE-LAB	lab(43.21, 23.91, -50.86)
CIE-LCH	lch(43.21, 56.20, 295.18°)
OKLab	oklab(51.97% 0.0152 -0.1452)
OKLCH	oklch(51.97% 0.146 276)
XYZ	xyz(16.5373, 13.3003, 48.6998)
Luminance	0.1330 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#545DBB #BBB254

analogous

#5490BB #545DBB #7E54BB

triadic

#545DBB #BB545D #5DBB54

tetradic

#545DBB #BB5490 #BBB254 #54BB7E

square

#545DBB #BB5490 #BBB254 #54BB7E

split-complementary

#545DBB #BB7E54 #90BB54

monochromatic

#2A306A #3C4496 #545DBB #8086CC #ACB0DE

Accessibility & contrast

On white

5.74

#545DBB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#545DBB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #545DBB

5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##545DBB	#FFFFFF	#000000	##FFFFFF
##545DBB	1.00	5.74	3.66	5.74
#FFFFFF	5.74	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E6ABE

Deuteranopia (green-blind)

#1F62B9

Tritanopia (blue-blind)

#1F7283

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #545dbb;
/* rgb */ color: rgb(84, 93, 187);
/* oklch */ color: oklch(52.0% 0.146 276.0);

Tailwind

colors: {
  custom: {
    50: '#8c8ad0',
    500: '#545dbb',
    950: '#000000',
  },
}

SCSS

$custom: #545dbb;
$custom-light: #8c8ad0;
$custom-dark: #000000;

JSON

{
  "hex": "#545dbb",
  "rgb": {
    "r": 84,
    "g": 93,
    "b": 187
  },
  "hsl": {
    "h": 234.757,
    "s": 43.096,
    "l": 53.137
  },
  "oklch": {
    "l": 0.51969,
    "c": 0.14601,
    "h": 276
  },
  "luminance": 0.13301
}

Semantic roles & 50–950 ramp

primary

#545DBB

secondary

#CCC89F

accent

#C855D3

background

#F9F8FC

surface

#F1F0F9

border

#CBCBD2

text

#0D0B14

muted

#7E7C82

Preview Lab

Preview with #545DBB

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

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