#545EB0#545EB0

#545EB0 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.4% C 0.129 H 275.7°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#545EB0
RGB	rgb(84, 94, 176)
HSL	hsl(233, 37%, 51%)
HSV	hsv(233, 52%, 69%)
CMYK	cmyk(52.3%, 46.6%, 0%, 31%)
CIE-LAB	lab(42.80, 19.68, -45.09)
CIE-LCH	lch(42.80, 49.20, 293.59°)
OKLab	oklab(51.44% 0.0127 -0.1282)
OKLCH	oklch(51.44% 0.129 275.7)
XYZ	xyz(15.4929, 13.0238, 42.7633)
Luminance	0.1303 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#545EB0 #B0A654

analogous

#548CB0 #545EB0 #7854B0

triadic

#545EB0 #B0545E #5EB054

tetradic

#545EB0 #B0548C #B0A654 #54B078

square

#545EB0 #B0548C #B0A654 #54B078

split-complementary

#545EB0 #B07854 #8CB054

monochromatic

#2B315E #3F4788 #545EB0 #7E85C3 #A8ADD7

Accessibility & contrast

On white

5.83

#545EB0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#545EB0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #545EB0

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##545EB0	#FFFFFF	#000000	##FFFFFF
##545EB0	1.00	5.83	3.61	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A69B3

Deuteranopia (green-blind)

#3061AE

Tritanopia (blue-blind)

#2C707E

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #545eb0;
/* rgb */ color: rgb(84, 94, 176);
/* oklch */ color: oklch(51.4% 0.129 275.7);

Tailwind

colors: {
  custom: {
    50: '#8a8bc8',
    500: '#545eb0',
    950: '#000000',
  },
}

SCSS

$custom: #545eb0;
$custom-light: #8a8bc8;
$custom-dark: #000000;

JSON

{
  "hex": "#545eb0",
  "rgb": {
    "r": 84,
    "g": 94,
    "b": 176
  },
  "hsl": {
    "h": 233.478,
    "s": 36.8,
    "l": 50.98
  },
  "oklch": {
    "l": 0.51438,
    "c": 0.12888,
    "h": 275.7
  },
  "luminance": 0.13025
}

Semantic roles & 50–950 ramp

primary

#545EB0

secondary

#C4C09C

accent

#C05BCD

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0C0C13

muted

#7D7D82

Preview Lab

Preview with #545EB0

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

Preview Lab → · Contrast checker → · Palette generator →