#545FDB#545FDB

#545FDB is a mid, vivid blue. Relative luminance 0.152; OKLCH L 54.7% C 0.187 H 274.5°. Best body text is #FFFFFF at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#545FDB
RGB	rgb(84, 95, 219)
HSL	hsl(235, 65%, 59%)
HSV	hsv(235, 62%, 86%)
CMYK	cmyk(61.6%, 56.6%, 0%, 14.1%)
CIE-LAB	lab(45.88, 33.27, -64.97)
CIE-LCH	lch(45.88, 72.99, 297.11°)
OKLab	oklab(54.66% 0.0149 -0.1867)
OKLCH	oklch(54.66% 0.187 274.5)
XYZ	xyz(20.5303, 15.1820, 68.8526)
Luminance	0.1518 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#545FDB #DBD054

analogous

#54A3DB #545FDB #8D54DB

triadic

#545FDB #DB545F #5FDB54

tetradic

#545FDB #DB54A3 #DBD054 #54DB8D

square

#545FDB #DB54A3 #DBD054 #54DB8D

split-complementary

#545FDB #DB8D54 #A3DB54

monochromatic

#1F2995 #2A37C8 #545FDB #878EE6 #B9BEF0

Accessibility & contrast

On white

5.20

#545FDB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.04

#545FDB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #545FDB

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##545FDB	#FFFFFF	#000000	##FFFFFF
##545FDB	1.00	5.20	4.04	5.20
#FFFFFF	5.20	1.00	21.00	1.00
#000000	4.04	21.00	1.00	21.00
##FFFFFF	5.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0073DF

Deuteranopia (green-blind)

#0067D8

Tritanopia (blue-blind)

#007D94

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #545fdb;
/* rgb */ color: rgb(84, 95, 219);
/* oklch */ color: oklch(54.7% 0.187 274.5);

Tailwind

colors: {
  custom: {
    50: '#918ce7',
    500: '#545fdb',
    950: '#000000',
  },
}

SCSS

$custom: #545fdb;
$custom-light: #918ce7;
$custom-dark: #000000;

JSON

{
  "hex": "#545fdb",
  "rgb": {
    "r": 84,
    "g": 95,
    "b": 219
  },
  "hsl": {
    "h": 235.111,
    "s": 65.217,
    "l": 59.412
  },
  "oklch": {
    "l": 0.54659,
    "c": 0.1873,
    "h": 274.5
  },
  "luminance": 0.15184
}

Semantic roles & 50–950 ramp

primary

#545FDB

secondary

#E0DBAB

accent

#DA40E8

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #545FDB

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

Preview Lab → · Contrast checker → · Palette generator →