#4C70BE#4C70BE

#4C70BE is a mid, vivid blue. Relative luminance 0.168; OKLCH L 55.6% C 0.128 H 264.0°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#4C70BE
RGB	rgb(76, 112, 190)
HSL	hsl(221, 47%, 52%)
HSV	hsv(221, 60%, 75%)
CMYK	cmyk(60%, 41.1%, 0%, 25.5%)
CIE-LAB	lab(48.06, 11.36, -44.88)
CIE-LCH	lch(48.06, 46.30, 284.21°)
OKLab	oklab(55.6% -0.0134 -0.1276)
OKLCH	oklch(55.6% 0.128 264)
XYZ	xyz(18.0657, 16.8410, 51.0038)
Luminance	0.1684 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C70BE #BE9A4C

analogous

#4CA9BE #4C70BE #614CBE

triadic

#4C70BE #BE4C70 #70BE4C

tetradic

#4C70BE #BE4CA9 #BE9A4C #4CBE61

square

#4C70BE #BE4CA9 #BE9A4C #4CBE61

split-complementary

#4C70BE #BE614C #A9BE4C

monochromatic

#263B69 #375596 #4C70BE #7994CE #A6B8DF

Accessibility & contrast

On white

4.81

#4C70BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#4C70BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C70BE

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C70BE	#FFFFFF	#000000	##FFFFFF
##4C70BE	1.00	4.81	4.37	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E78C1

Deuteranopia (green-blind)

#3E6DBC

Tritanopia (blue-blind)

#00818E

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #4c70be;
/* rgb */ color: rgb(76, 112, 190);
/* oklch */ color: oklch(55.6% 0.128 264.0);

Tailwind

colors: {
  custom: {
    50: '#8898d2',
    500: '#4c70be',
    950: '#000000',
  },
}

SCSS

$custom: #4c70be;
$custom-light: #8898d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4c70be",
  "rgb": {
    "r": 76,
    "g": 112,
    "b": 190
  },
  "hsl": {
    "h": 221.053,
    "s": 46.721,
    "l": 52.157
  },
  "oklch": {
    "l": 0.55601,
    "c": 0.12832,
    "h": 264
  },
  "luminance": 0.16843
}

Semantic roles & 50–950 ramp

primary

#4C70BE

secondary

#CCBC9A

accent

#AC51D6

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0D14

muted

#7D7E82

Preview Lab

Preview with #4C70BE

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

Preview Lab → · Contrast checker → · Palette generator →