#4870BA#4870BA

#4870BA is a mid, vivid blue. Relative luminance 0.165; OKLCH L 55.1% C 0.124 H 261.7°. Best body text is #FFFFFF at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#4870BA
RGB	rgb(72, 112, 186)
HSL	hsl(219, 45%, 51%)
HSV	hsv(219, 61%, 73%)
CMYK	cmyk(61.3%, 39.8%, 0%, 27.1%)
CIE-LAB	lab(47.64, 9.21, -43.25)
CIE-LCH	lch(47.64, 44.22, 282.02°)
OKLab	oklab(55.15% -0.0179 -0.1229)
OKLCH	oklch(55.15% 0.124 261.7)
XYZ	xyz(17.3265, 16.5097, 48.7185)
Luminance	0.1651 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4870BA #BA9248

analogous

#48A9BA #4870BA #5948BA

triadic

#4870BA #BA4870 #70BA48

tetradic

#4870BA #BA48A9 #BA9248 #48BA59

square

#4870BA #BA48A9 #BA9248 #48BA59

split-complementary

#4870BA #BA5948 #A9BA48

monochromatic

#253B62 #36558F #4870BA #7493CB #A1B5DC

Accessibility & contrast

On white

4.88

#4870BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#4870BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4870BA

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4870BA	#FFFFFF	#000000	##FFFFFF
##4870BA	1.00	4.88	4.30	4.88
#FFFFFF	4.88	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5077BD

Deuteranopia (green-blind)

#406CB8

Tritanopia (blue-blind)

#00818C

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #4870ba;
/* rgb */ color: rgb(72, 112, 186);
/* oklch */ color: oklch(55.1% 0.124 261.7);

Tailwind

colors: {
  custom: {
    50: '#8598cf',
    500: '#4870ba',
    950: '#000000',
  },
}

SCSS

$custom: #4870ba;
$custom-light: #8598cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4870ba",
  "rgb": {
    "r": 72,
    "g": 112,
    "b": 186
  },
  "hsl": {
    "h": 218.947,
    "s": 45.238,
    "l": 50.588
  },
  "oklch": {
    "l": 0.55147,
    "c": 0.12422,
    "h": 261.7
  },
  "luminance": 0.16511
}

Semantic roles & 50–950 ramp

primary

#4870BA

secondary

#C8B696

accent

#A753D5

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0D14

muted

#7D7E82

Preview Lab

Preview with #4870BA

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

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