#4770BE#4770BE

#4770BE is a mid, vivid blue. Relative luminance 0.166; OKLCH L 55.3% C 0.130 H 262.1°. Best body text is #FFFFFF at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#4770BE
RGB	rgb(71, 112, 190)
HSL	hsl(219, 48%, 51%)
HSV	hsv(219, 63%, 75%)
CMYK	cmyk(62.6%, 41.1%, 0%, 25.5%)
CIE-LAB	lab(47.81, 10.40, -45.29)
CIE-LCH	lch(47.81, 46.47, 282.94°)
OKLab	oklab(55.34% -0.0179 -0.1289)
OKLCH	oklch(55.34% 0.13 262.1)
XYZ	xyz(17.6837, 16.6440, 50.9859)
Luminance	0.1665 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4770BE #BE9547

analogous

#47ABBE #4770BE #5947BE

triadic

#4770BE #BE4770 #70BE47

tetradic

#4770BE #BE47AB #BE9547 #47BE59

square

#4770BE #BE47AB #BE9547 #47BE59

split-complementary

#4770BE #BE5947 #ABBE47

monochromatic

#243B66 #345594 #4770BE #7493CE #A1B6DE

Accessibility & contrast

On white

4.85

#4770BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.33

#4770BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4770BE

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4770BE	#FFFFFF	#000000	##FFFFFF
##4770BE	1.00	4.85	4.33	4.85
#FFFFFF	4.85	1.00	21.00	1.00
#000000	4.33	21.00	1.00	21.00
##FFFFFF	4.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D77C1

Deuteranopia (green-blind)

#3C6CBC

Tritanopia (blue-blind)

#00828E

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #4770be;
/* rgb */ color: rgb(71, 112, 190);
/* oklch */ color: oklch(55.3% 0.130 262.1);

Tailwind

colors: {
  custom: {
    50: '#8598d2',
    500: '#4770be',
    950: '#000000',
  },
}

SCSS

$custom: #4770be;
$custom-light: #8598d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4770be",
  "rgb": {
    "r": 71,
    "g": 112,
    "b": 190
  },
  "hsl": {
    "h": 219.328,
    "s": 47.791,
    "l": 51.176
  },
  "oklch": {
    "l": 0.55339,
    "c": 0.13017,
    "h": 262.1
  },
  "luminance": 0.16646
}

Semantic roles & 50–950 ramp

primary

#4770BE

secondary

#CBB996

accent

#A950D7

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0D14

muted

#7D7E82

Preview Lab

Preview with #4770BE

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

Preview Lab → · Contrast checker → · Palette generator →