#545ACB#545ACB

#545ACB is a mid, vivid blue. Relative luminance 0.135; OKLCH L 52.5% C 0.172 H 276.4°. Best body text is #FFFFFF at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#545ACB
RGB	rgb(84, 90, 203)
HSL	hsl(237, 53%, 56%)
HSV	hsv(237, 59%, 80%)
CMYK	cmyk(58.6%, 55.7%, 0%, 20.4%)
CIE-LAB	lab(43.52, 31.06, -59.64)
CIE-LCH	lch(43.52, 67.24, 297.51°)
OKLab	oklab(52.54% 0.0193 -0.1711)
OKLCH	oklch(52.54% 0.172 276.4)
XYZ	xyz(18.0883, 13.5076, 58.1424)
Luminance	0.1351 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#545ACB #CBC554

analogous

#5496CB #545ACB #8A54CB

triadic

#545ACB #CB545A #5ACB54

tetradic

#545ACB #CB5496 #CBC554 #54CB8A

square

#545ACB #CB5496 #CBC554 #54CB8A

split-complementary

#545ACB #CB8A54 #96CB54

monochromatic

#262B7E #353BAD #545ACB #8387D9 #B2B5E8

Accessibility & contrast

On white

5.67

#545ACB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#545ACB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #545ACB

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##545ACB	#FFFFFF	#000000	##FFFFFF
##545ACB	1.00	5.67	3.70	5.67
#FFFFFF	5.67	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CCF

Deuteranopia (green-blind)

#0062C9

Tritanopia (blue-blind)

#00758A

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #545acb;
/* rgb */ color: rgb(84, 90, 203);
/* oklch */ color: oklch(52.5% 0.172 276.4);

Tailwind

colors: {
  custom: {
    50: '#8f88dc',
    500: '#545acb',
    950: '#000000',
  },
}

SCSS

$custom: #545acb;
$custom-light: #8f88dc;
$custom-dark: #000000;

JSON

{
  "hex": "#545acb",
  "rgb": {
    "r": 84,
    "g": 90,
    "b": 203
  },
  "hsl": {
    "h": 236.975,
    "s": 53.363,
    "l": 56.275
  },
  "oklch": {
    "l": 0.5254,
    "c": 0.17216,
    "h": 276.4
  },
  "luminance": 0.13509
}

Semantic roles & 50–950 ramp

primary

#545ACB

secondary

#D6D3A5

accent

#D54BDD

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #545ACB

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

Preview Lab → · Contrast checker → · Palette generator →