#5478CD#5478CD

#5478CD is a mid, vivid blue. Relative luminance 0.197; OKLCH L 58.7% C 0.137 H 265.2°. Best body text is #000000 at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#5478CD
RGB	rgb(84, 120, 205)
HSL	hsl(222, 55%, 57%)
HSV	hsv(222, 59%, 80%)
CMYK	cmyk(59%, 41.5%, 0%, 19.6%)
CIE-LAB	lab(51.52, 13.07, -47.94)
CIE-LCH	lch(51.52, 49.69, 285.26°)
OKLab	oklab(58.65% -0.0115 -0.1363)
OKLCH	oklch(58.65% 0.137 265.2)
XYZ	xyz(21.3883, 19.7238, 60.4257)
Luminance	0.1973 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5478CD #CDA954

analogous

#54B5CD #5478CD #6D54CD

triadic

#5478CD #CD5478 #78CD54

tetradic

#5478CD #CD54B5 #CDA954 #54CD6D

square

#5478CD #CD54B5 #CDA954 #54CD6D

split-complementary

#5478CD #CD6D54 #B5CD54

monochromatic

#264181 #3459B0 #5478CD #839DDB #B3C3E9

Accessibility & contrast

On white

4.25

#5478CD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.95

#5478CD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5478CD

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5478CD	#FFFFFF	#000000	##000000
##5478CD	1.00	4.25	4.95	4.95
#FFFFFF	4.25	1.00	21.00	21.00
#000000	4.95	21.00	1.00	1.00
##000000	4.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5381D0

Deuteranopia (green-blind)

#4276CB

Tritanopia (blue-blind)

#008B98

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #5478cd;
/* rgb */ color: rgb(84, 120, 205);
/* oklch */ color: oklch(58.7% 0.137 265.2);

Tailwind

colors: {
  custom: {
    50: '#8e9edd',
    500: '#5478cd',
    950: '#000000',
  },
}

SCSS

$custom: #5478cd;
$custom-light: #8e9edd;
$custom-dark: #000000;

JSON

{
  "hex": "#5478cd",
  "rgb": {
    "r": 84,
    "g": 120,
    "b": 205
  },
  "hsl": {
    "h": 222.149,
    "s": 54.751,
    "l": 56.667
  },
  "oklch": {
    "l": 0.58654,
    "c": 0.13683,
    "h": 265.2
  },
  "luminance": 0.19726
}

Semantic roles & 50–950 ramp

primary

#5478CD

secondary

#D7C8A6

accent

#B24ADE

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #5478CD

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

Preview Lab → · Contrast checker → · Palette generator →