#5478CE#5478CE

#5478CE is a mid, vivid blue. Relative luminance 0.198; OKLCH L 58.7% C 0.138 H 265.3°. Best body text is #000000 at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#5478CE
RGB	rgb(84, 120, 206)
HSL	hsl(222, 55%, 57%)
HSV	hsv(222, 59%, 81%)
CMYK	cmyk(59.2%, 41.7%, 0%, 19.2%)
CIE-LAB	lab(51.58, 13.41, -48.42)
CIE-LCH	lch(51.58, 50.24, 285.48°)
OKLab	oklab(58.71% -0.0114 -0.1377)
OKLCH	oklch(58.71% 0.138 265.3)
XYZ	xyz(21.5094, 19.7722, 61.0635)
Luminance	0.1977 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5478CE #CEAA54

analogous

#54B5CE #5478CE #6D54CE

triadic

#5478CE #CE5478 #78CE54

tetradic

#5478CE #CE54B5 #CEAA54 #54CE6D

square

#5478CE #CE54B5 #CEAA54 #54CE6D

split-complementary

#5478CE #CE6D54 #B5CE54

monochromatic

#254182 #3358B2 #5478CE #849EDC #B3C3E9

Accessibility & contrast

On white

4.24

#5478CE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.95

#5478CE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5478CE

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5478CE	#FFFFFF	#000000	##000000
##5478CE	1.00	4.24	4.95	4.95
#FFFFFF	4.24	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)

#5281D1

Deuteranopia (green-blind)

#4176CC

Tritanopia (blue-blind)

#008B99

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #5478ce;
/* rgb */ color: rgb(84, 120, 206);
/* oklch */ color: oklch(58.7% 0.138 265.3);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#5478ce",
  "rgb": {
    "r": 84,
    "g": 120,
    "b": 206
  },
  "hsl": {
    "h": 222.295,
    "s": 55.455,
    "l": 56.863
  },
  "oklch": {
    "l": 0.58714,
    "c": 0.13822,
    "h": 265.3
  },
  "luminance": 0.19774
}

Semantic roles & 50–950 ramp

primary

#5478CE

secondary

#D8C9A6

accent

#B349DF

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #5478CE

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

Preview Lab → · Contrast checker → · Palette generator →