#545DB0#545DB0

#545DB0 is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.2% C 0.130 H 276.1°. Best body text is #FFFFFF at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#545DB0
RGB	rgb(84, 93, 176)
HSL	hsl(234, 37%, 51%)
HSV	hsv(234, 52%, 69%)
CMYK	cmyk(52.3%, 47.2%, 0%, 31%)
CIE-LAB	lab(42.53, 20.32, -45.51)
CIE-LCH	lch(42.53, 49.84, 294.05°)
OKLab	oklab(51.24% 0.0139 -0.1295)
OKLCH	oklch(51.24% 0.13 276.1)
XYZ	xyz(15.4045, 12.8471, 42.7339)
Luminance	0.1285 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#545DB0 #B0A754

analogous

#548BB0 #545DB0 #7954B0

triadic

#545DB0 #B0545D #5DB054

tetradic

#545DB0 #B0548B #B0A754 #54B079

square

#545DB0 #B0548B #B0A754 #54B079

split-complementary

#545DB0 #B07954 #8BB054

monochromatic

#2B305E #3F4688 #545DB0 #7E85C3 #A8ACD7

Accessibility & contrast

On white

5.88

#545DB0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#545DB0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #545DB0

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##545DB0	#FFFFFF	#000000	##FFFFFF
##545DB0	1.00	5.88	3.57	5.88
#FFFFFF	5.88	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3868B3

Deuteranopia (green-blind)

#2E61AE

Tritanopia (blue-blind)

#2C6F7E

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #545db0;
/* rgb */ color: rgb(84, 93, 176);
/* oklch */ color: oklch(51.2% 0.130 276.1);

Tailwind

colors: {
  custom: {
    50: '#8a8ac8',
    500: '#545db0',
    950: '#000000',
  },
}

SCSS

$custom: #545db0;
$custom-light: #8a8ac8;
$custom-dark: #000000;

JSON

{
  "hex": "#545db0",
  "rgb": {
    "r": 84,
    "g": 93,
    "b": 176
  },
  "hsl": {
    "h": 234.13,
    "s": 36.8,
    "l": 50.98
  },
  "oklch": {
    "l": 0.51235,
    "c": 0.13025,
    "h": 276.1
  },
  "luminance": 0.12848
}

Semantic roles & 50–950 ramp

primary

#545DB0

secondary

#C4C09C

accent

#C25BCD

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0C0B13

muted

#7D7C82

Preview Lab

Preview with #545DB0

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

Preview Lab → · Contrast checker → · Palette generator →