#545AC9#545AC9

#545AC9 is a mid, vivid blue. Relative luminance 0.134; OKLCH L 52.4% C 0.169 H 276.5°. Best body text is #FFFFFF at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#545AC9
RGB	rgb(84, 90, 201)
HSL	hsl(237, 52%, 56%)
HSV	hsv(237, 58%, 79%)
CMYK	cmyk(58.2%, 55.2%, 0%, 21.2%)
CIE-LAB	lab(43.38, 30.40, -58.71)
CIE-LCH	lch(43.38, 66.11, 297.37°)
OKLab	oklab(52.39% 0.0192 -0.1683)
OKLCH	oklch(52.39% 0.169 276.5)
XYZ	xyz(17.8515, 13.4129, 56.8953)
Luminance	0.1341 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#545AC9 #C9C354

analogous

#5494C9 #545AC9 #8854C9

triadic

#545AC9 #C9545A #5AC954

tetradic

#545AC9 #C95494 #C9C354 #54C988

square

#545AC9 #C95494 #C9C354 #54C988

split-complementary

#545AC9 #C98854 #94C954

monochromatic

#272B7C #363CAA #545AC9 #8387D8 #B1B4E6

Accessibility & contrast

On white

5.70

#545AC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#545AC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #545AC9

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##545AC9	#FFFFFF	#000000	##FFFFFF
##545AC9	1.00	5.70	3.68	5.70
#FFFFFF	5.70	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#056CCD

Deuteranopia (green-blind)

#0062C7

Tritanopia (blue-blind)

#007489

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #545ac9;
/* rgb */ color: rgb(84, 90, 201);
/* oklch */ color: oklch(52.4% 0.169 276.5);

Tailwind

colors: {
  custom: {
    50: '#8e88da',
    500: '#545ac9',
    950: '#000000',
  },
}

SCSS

$custom: #545ac9;
$custom-light: #8e88da;
$custom-dark: #000000;

JSON

{
  "hex": "#545ac9",
  "rgb": {
    "r": 84,
    "g": 90,
    "b": 201
  },
  "hsl": {
    "h": 236.923,
    "s": 52,
    "l": 55.882
  },
  "oklch": {
    "l": 0.52391,
    "c": 0.16944,
    "h": 276.5
  },
  "luminance": 0.13414
}

Semantic roles & 50–950 ramp

primary

#545AC9

secondary

#D5D2A4

accent

#D44CDB

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #545AC9

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

Preview Lab → · Contrast checker → · Palette generator →