#5478B2#5478B2

#5478B2 is a mid, moderate blue. Relative luminance 0.185; OKLCH L 57.1% C 0.099 H 259.6°. Best body text is #000000 at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#5478B2
RGB	rgb(84, 120, 178)
HSL	hsl(217, 38%, 51%)
HSV	hsv(217, 53%, 70%)
CMYK	cmyk(52.8%, 32.6%, 0%, 30.2%)
CIE-LAB	lab(50.13, 4.22, -34.64)
CIE-LCH	lch(50.13, 34.90, 276.94°)
OKLab	oklab(57.12% -0.0179 -0.0975)
OKLCH	oklch(57.12% 0.099 259.6)
XYZ	xyz(18.4058, 18.5307, 44.7177)
Luminance	0.1853 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5478B2 #B28E54

analogous

#54A7B2 #5478B2 #5F54B2

triadic

#5478B2 #B25478 #78B254

tetradic

#5478B2 #B254A7 #B28E54 #54B25F

square

#5478B2 #B254A7 #B28E54 #54B25F

split-complementary

#5478B2 #B25F54 #A7B254

monochromatic

#2B4060 #3E5B8A #5478B2 #7E99C5 #A8BBD8

Accessibility & contrast

On white

4.46

#5478B2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.71

#5478B2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5478B2

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5478B2	#FFFFFF	#000000	##000000
##5478B2	1.00	4.46	4.71	4.71
#FFFFFF	4.46	1.00	21.00	21.00
#000000	4.71	21.00	1.00	1.00
##000000	4.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#617CB4

Deuteranopia (green-blind)

#5673B1

Tritanopia (blue-blind)

#24858D

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #5478b2;
/* rgb */ color: rgb(84, 120, 178);
/* oklch */ color: oklch(57.1% 0.099 259.6);

Tailwind

colors: {
  custom: {
    50: '#8a9ec9',
    500: '#5478b2',
    950: '#000000',
  },
}

SCSS

$custom: #5478b2;
$custom-light: #8a9ec9;
$custom-dark: #000000;

JSON

{
  "hex": "#5478b2",
  "rgb": {
    "r": 84,
    "g": 120,
    "b": 178
  },
  "hsl": {
    "h": 217.021,
    "s": 37.903,
    "l": 51.373
  },
  "oklch": {
    "l": 0.57123,
    "c": 0.09915,
    "h": 259.6
  },
  "luminance": 0.18532
}

Semantic roles & 50–950 ramp

primary

#5478B2

secondary

#C6B69C

accent

#A15ACE

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0E13

muted

#7D7E82

Preview Lab

Preview with #5478B2

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

Preview Lab → · Contrast checker → · Palette generator →