#4870CC#4870CC

#4870CC is a mid, vivid blue. Relative luminance 0.173; OKLCH L 56.3% C 0.149 H 264.4°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#4870CC
RGB	rgb(72, 112, 204)
HSL	hsl(222, 56%, 54%)
HSV	hsv(222, 65%, 80%)
CMYK	cmyk(64.7%, 45.1%, 0%, 20%)
CIE-LAB	lab(48.67, 15.47, -51.96)
CIE-LCH	lch(48.67, 54.22, 286.58°)
OKLab	oklab(56.27% -0.0144 -0.1485)
OKLCH	oklch(56.27% 0.149 264.4)
XYZ	xyz(19.3619, 17.3239, 59.4385)
Luminance	0.1733 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4870CC #CCA448

analogous

#48B2CC #4870CC #6248CC

triadic

#4870CC #CC4870 #70CC48

tetradic

#4870CC #CC48B2 #CCA448 #48CC62

square

#4870CC #CC48B2 #CCA448 #48CC62

split-complementary

#4870CC #CC6248 #B2CC48

monochromatic

#213C78 #2F54A8 #4870CC #7895D9 #A8BBE7

Accessibility & contrast

On white

4.70

#4870CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#4870CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4870CC

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4870CC	#FFFFFF	#000000	##FFFFFF
##4870CC	1.00	4.70	4.47	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#437ACF

Deuteranopia (green-blind)

#2C6ECA

Tritanopia (blue-blind)

#008594

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #4870cc;
/* rgb */ color: rgb(72, 112, 204);
/* oklch */ color: oklch(56.3% 0.149 264.4);

Tailwind

colors: {
  custom: {
    50: '#8898dc',
    500: '#4870cc',
    950: '#000000',
  },
}

SCSS

$custom: #4870cc;
$custom-light: #8898dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4870cc",
  "rgb": {
    "r": 72,
    "g": 112,
    "b": 204
  },
  "hsl": {
    "h": 221.818,
    "s": 56.41,
    "l": 54.118
  },
  "oklch": {
    "l": 0.56274,
    "c": 0.14919,
    "h": 264.4
  },
  "luminance": 0.17326
}

Semantic roles & 50–950 ramp

primary

#4870CC

secondary

#D4C39C

accent

#B248E0

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #4870CC

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

Preview Lab → · Contrast checker → · Palette generator →