#5478CB#5478CB

#5478CB is a mid, vivid blue. Relative luminance 0.196; OKLCH L 58.5% C 0.134 H 264.9°. Best body text is #000000 at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#5478CB
RGB	rgb(84, 120, 203)
HSL	hsl(222, 53%, 56%)
HSV	hsv(222, 59%, 80%)
CMYK	cmyk(58.6%, 40.9%, 0%, 20.4%)
CIE-LAB	lab(51.41, 12.41, -46.97)
CIE-LCH	lch(51.41, 48.58, 284.79°)
OKLab	oklab(58.53% -0.0119 -0.1335)
OKLCH	oklch(58.53% 0.134 264.9)
XYZ	xyz(21.1484, 19.6278, 59.1624)
Luminance	0.1963 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5478CB #CBA754

analogous

#54B4CB #5478CB #6C54CB

triadic

#5478CB #CB5478 #78CB54

tetradic

#5478CB #CB54B4 #CBA754 #54CB6C

square

#5478CB #CB54B4 #CBA754 #54CB6C

split-complementary

#5478CB #CB6C54 #B4CB54

monochromatic

#26417E #3559AD #5478CB #839DD9 #B2C2E8

Accessibility & contrast

On white

4.26

#5478CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.93

#5478CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5478CB

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5478CB	#FFFFFF	#000000	##000000
##5478CB	1.00	4.26	4.93	4.93
#FFFFFF	4.26	1.00	21.00	21.00
#000000	4.93	21.00	1.00	1.00
##000000	4.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5480CE

Deuteranopia (green-blind)

#4475C9

Tritanopia (blue-blind)

#008A98

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #5478cb;
/* rgb */ color: rgb(84, 120, 203);
/* oklch */ color: oklch(58.5% 0.134 264.9);

Tailwind

colors: {
  custom: {
    50: '#8d9edb',
    500: '#5478cb',
    950: '#000000',
  },
}

SCSS

$custom: #5478cb;
$custom-light: #8d9edb;
$custom-dark: #000000;

JSON

{
  "hex": "#5478cb",
  "rgb": {
    "r": 84,
    "g": 120,
    "b": 203
  },
  "hsl": {
    "h": 221.849,
    "s": 53.363,
    "l": 56.275
  },
  "oklch": {
    "l": 0.58534,
    "c": 0.13405,
    "h": 264.9
  },
  "luminance": 0.1963
}

Semantic roles & 50–950 ramp

primary

#5478CB

secondary

#D6C7A5

accent

#B14BDD

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #5478CB

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

Preview Lab → · Contrast checker → · Palette generator →