#4870D9#4870D9

#4870D9 is a mid, vivid blue. Relative luminance 0.180; OKLCH L 57.1% C 0.167 H 265.7°. Best body text is #000000 at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#4870D9
RGB	rgb(72, 112, 217)
HSL	hsl(223, 66%, 57%)
HSV	hsv(223, 67%, 85%)
CMYK	cmyk(66.8%, 48.4%, 0%, 14.9%)
CIE-LAB	lab(49.46, 20.03, -58.08)
CIE-LCH	lch(49.46, 61.44, 289.03°)
OKLab	oklab(57.14% -0.0126 -0.1665)
OKLCH	oklch(57.14% 0.167 265.7)
XYZ	xyz(20.9867, 17.9738, 67.9955)
Luminance	0.1798 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4870D9 #D9B148

analogous

#48B9D9 #4870D9 #6948D9

triadic

#4870D9 #D94870 #70D948

tetradic

#4870D9 #D948B9 #D9B148 #48D969

square

#4870D9 #D948B9 #D9B148 #48D969

split-complementary

#4870D9 #D96948 #B9D948

monochromatic

#1D3B8A #2750BD #4870D9 #7B98E4 #ADBFEE

Accessibility & contrast

On white

4.57

#4870D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.60

#4870D9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4870D9

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4870D9	#FFFFFF	#000000	##000000
##4870D9	1.00	4.57	4.60	4.60
#FFFFFF	4.57	1.00	21.00	21.00
#000000	4.60	21.00	1.00	1.00
##000000	4.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#377DDD

Deuteranopia (green-blind)

#106FD7

Tritanopia (blue-blind)

#00889A

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #4870d9;
/* rgb */ color: rgb(72, 112, 217);
/* oklch */ color: oklch(57.1% 0.167 265.7);

Tailwind

colors: {
  custom: {
    50: '#8a98e5',
    500: '#4870d9',
    950: '#000000',
  },
}

SCSS

$custom: #4870d9;
$custom-light: #8a98e5;
$custom-dark: #000000;

JSON

{
  "hex": "#4870d9",
  "rgb": {
    "r": 72,
    "g": 112,
    "b": 217
  },
  "hsl": {
    "h": 223.448,
    "s": 65.611,
    "l": 56.667
  },
  "oklch": {
    "l": 0.57142,
    "c": 0.16696,
    "h": 265.7
  },
  "luminance": 0.17976
}

Semantic roles & 50–950 ramp

primary

#4870D9

secondary

#DCCCA1

accent

#BA3FE9

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0D16

muted

#7E7E84

Preview Lab

Preview with #4870D9

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

Preview Lab → · Contrast checker → · Palette generator →