#5475CF#5475CF

#5475CF is a mid, vivid blue. Relative luminance 0.191; OKLCH L 58.1% C 0.143 H 266.8°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#5475CF
RGB	rgb(84, 117, 207)
HSL	hsl(224, 56%, 57%)
HSV	hsv(224, 59%, 81%)
CMYK	cmyk(59.4%, 43.5%, 0%, 18.8%)
CIE-LAB	lab(50.82, 15.59, -50.20)
CIE-LCH	lch(50.82, 52.57, 287.25°)
OKLab	oklab(58.15% -0.008 -0.143)
OKLCH	oklch(58.15% 0.143 266.8)
XYZ	xyz(21.2761, 19.1106, 61.5869)
Luminance	0.1911 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5475CF #CFAE54

analogous

#54B3CF #5475CF #7054CF

triadic

#5475CF #CF5475 #75CF54

tetradic

#5475CF #CF54B3 #CFAE54 #54CF70

square

#5475CF #CF54B3 #CFAE54 #54CF70

split-complementary

#5475CF #CF7054 #B3CF54

monochromatic

#253E84 #3255B3 #5475CF #849CDC #B4C2EA

Accessibility & contrast

On white

4.35

#5475CF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.82

#5475CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5475CF

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5475CF	#FFFFFF	#000000	##000000
##5475CF	1.00	4.35	4.82	4.82
#FFFFFF	4.35	1.00	21.00	21.00
#000000	4.82	21.00	1.00	1.00
##000000	4.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C7FD2

Deuteranopia (green-blind)

#3B74CD

Tritanopia (blue-blind)

#008998

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #5475cf;
/* rgb */ color: rgb(84, 117, 207);
/* oklch */ color: oklch(58.1% 0.143 266.8);

Tailwind

colors: {
  custom: {
    50: '#8e9cde',
    500: '#5475cf',
    950: '#000000',
  },
}

SCSS

$custom: #5475cf;
$custom-light: #8e9cde;
$custom-dark: #000000;

JSON

{
  "hex": "#5475cf",
  "rgb": {
    "r": 84,
    "g": 117,
    "b": 207
  },
  "hsl": {
    "h": 223.902,
    "s": 56.164,
    "l": 57.059
  },
  "oklch": {
    "l": 0.58146,
    "c": 0.14324,
    "h": 266.8
  },
  "luminance": 0.19112
}

Semantic roles & 50–950 ramp

primary

#5475CF

secondary

#D8CBA6

accent

#B748DF

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #5475CF

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

Preview Lab → · Contrast checker → · Palette generator →