#4478D7#4478D7

#4478D7 is a mid, vivid blue. Relative luminance 0.196; OKLCH L 58.5% C 0.156 H 261.3°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#4478D7
RGB	rgb(68, 120, 215)
HSL	hsl(219, 65%, 55%)
HSV	hsv(219, 68%, 84%)
CMYK	cmyk(68.4%, 44.2%, 0%, 15.7%)
CIE-LAB	lab(51.34, 13.73, -53.94)
CIE-LCH	lch(51.34, 55.66, 284.28°)
OKLab	oklab(58.5% -0.0235 -0.1543)
OKLCH	oklch(58.5% 0.156 261.3)
XYZ	xyz(21.3617, 19.5660, 66.9276)
Luminance	0.1957 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4478D7 #D7A344

analogous

#44C1D7 #4478D7 #5A44D7

triadic

#4478D7 #D74478 #78D744

tetradic

#4478D7 #D744C1 #D7A344 #44D75A

square

#4478D7 #D744C1 #D7A344 #44D75A

split-complementary

#4478D7 #D75A44 #C1D744

monochromatic

#1C4184 #275AB7 #4478D7 #769CE2 #A9C1ED

Accessibility & contrast

On white

4.27

#4478D7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#4478D7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4478D7

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4478D7	#FFFFFF	#000000	##000000
##4478D7	1.00	4.27	4.91	4.91
#FFFFFF	4.27	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4982DB

Deuteranopia (green-blind)

#2F74D5

Tritanopia (blue-blind)

#008E9D

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #4478d7;
/* rgb */ color: rgb(68, 120, 215);
/* oklch */ color: oklch(58.5% 0.156 261.3);

Tailwind

colors: {
  custom: {
    50: '#889ee4',
    500: '#4478d7',
    950: '#000000',
  },
}

SCSS

$custom: #4478d7;
$custom-light: #889ee4;
$custom-dark: #000000;

JSON

{
  "hex": "#4478d7",
  "rgb": {
    "r": 68,
    "g": 120,
    "b": 215
  },
  "hsl": {
    "h": 218.776,
    "s": 64.758,
    "l": 55.49
  },
  "oklch": {
    "l": 0.58495,
    "c": 0.15604,
    "h": 261.3
  },
  "luminance": 0.19568
}

Semantic roles & 50–950 ramp

primary

#4478D7

secondary

#DAC49D

accent

#AC40E8

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0E15

muted

#7E7E84

Preview Lab

Preview with #4478D7

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

Preview Lab → · Contrast checker → · Palette generator →