#5475CB#5475CB

#5475CB is a mid, vivid blue. Relative luminance 0.189; OKLCH L 57.9% C 0.138 H 266.4°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#5475CB
RGB	rgb(84, 117, 203)
HSL	hsl(223, 53%, 56%)
HSV	hsv(223, 59%, 80%)
CMYK	cmyk(58.6%, 42.4%, 0%, 20.4%)
CIE-LAB	lab(50.59, 14.25, -48.28)
CIE-LCH	lch(50.59, 50.34, 286.44°)
OKLab	oklab(57.9% -0.0087 -0.1374)
OKLCH	oklch(57.9% 0.138 266.4)
XYZ	xyz(20.7933, 18.9175, 59.0440)
Luminance	0.1892 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5475CB #CBAA54

analogous

#54B1CB #5475CB #6F54CB

triadic

#5475CB #CB5475 #75CB54

tetradic

#5475CB #CB54B1 #CBAA54 #54CB6F

square

#5475CB #CB54B1 #CBAA54 #54CB6F

split-complementary

#5475CB #CB6F54 #B1CB54

monochromatic

#263F7E #3556AD #5475CB #839BD9 #B2C1E8

Accessibility & contrast

On white

4.39

#5475CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#5475CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5475CB

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5475CB	#FFFFFF	#000000	##000000
##5475CB	1.00	4.39	4.78	4.78
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.78	21.00	1.00	1.00
##000000	4.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F7ECE

Deuteranopia (green-blind)

#3F73C9

Tritanopia (blue-blind)

#008896

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #5475cb;
/* rgb */ color: rgb(84, 117, 203);
/* oklch */ color: oklch(57.9% 0.138 266.4);

Tailwind

colors: {
  custom: {
    50: '#8d9cdb',
    500: '#5475cb',
    950: '#000000',
  },
}

SCSS

$custom: #5475cb;
$custom-light: #8d9cdb;
$custom-dark: #000000;

JSON

{
  "hex": "#5475cb",
  "rgb": {
    "r": 84,
    "g": 117,
    "b": 203
  },
  "hsl": {
    "h": 223.361,
    "s": 53.363,
    "l": 56.275
  },
  "oklch": {
    "l": 0.579,
    "c": 0.13767,
    "h": 266.4
  },
  "luminance": 0.18919
}

Semantic roles & 50–950 ramp

primary

#5475CB

secondary

#D6C8A5

accent

#B44BDD

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #5475CB

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

Preview Lab → · Contrast checker → · Palette generator →