#545EB4#545EB4

#545EB4 is a mid, vivid blue. Relative luminance 0.132; OKLCH L 51.7% C 0.135 H 275.7°. Best body text is #FFFFFF at 5.77:1 contrast (WCAG AA passes).

Color values

HEX	#545EB4
RGB	rgb(84, 94, 180)
HSL	hsl(234, 39%, 52%)
HSV	hsv(234, 53%, 71%)
CMYK	cmyk(53.3%, 47.8%, 0%, 29.4%)
CIE-LAB	lab(43.04, 20.99, -47.05)
CIE-LCH	lch(43.04, 51.52, 294.04°)
OKLab	oklab(51.7% 0.0133 -0.134)
OKLCH	oklch(51.7% 0.135 275.7)
XYZ	xyz(15.8945, 13.1845, 44.8785)
Luminance	0.1319 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#545EB4 #B4AA54

analogous

#548EB4 #545EB4 #7A54B4

triadic

#545EB4 #B4545E #5EB454

tetradic

#545EB4 #B4548E #B4AA54 #54B47A

square

#545EB4 #B4548E #B4AA54 #54B47A

split-complementary

#545EB4 #B47A54 #8EB454

monochromatic

#2B3162 #3E468D #545EB4 #7F86C7 #A9AED9

Accessibility & contrast

On white

5.77

#545EB4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#545EB4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #545EB4

5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##545EB4	#FFFFFF	#000000	##FFFFFF
##545EB4	1.00	5.77	3.64	5.77
#FFFFFF	5.77	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#376AB7

Deuteranopia (green-blind)

#2C62B2

Tritanopia (blue-blind)

#287180

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #545eb4;
/* rgb */ color: rgb(84, 94, 180);
/* oklch */ color: oklch(51.7% 0.135 275.7);

Tailwind

colors: {
  custom: {
    50: '#8b8bcb',
    500: '#545eb4',
    950: '#000000',
  },
}

SCSS

$custom: #545eb4;
$custom-light: #8b8bcb;
$custom-dark: #000000;

JSON

{
  "hex": "#545eb4",
  "rgb": {
    "r": 84,
    "g": 94,
    "b": 180
  },
  "hsl": {
    "h": 233.75,
    "s": 39.024,
    "l": 51.765
  },
  "oklch": {
    "l": 0.51699,
    "c": 0.13466,
    "h": 275.7
  },
  "luminance": 0.13186
}

Semantic roles & 50–950 ramp

primary

#545EB4

secondary

#C7C39D

accent

#C359CF

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0C0C13

muted

#7D7D82

Preview Lab

Preview with #545EB4

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

Preview Lab → · Contrast checker → · Palette generator →