#3D73C4#3D73C4

#3D73C4 is a mid, vivid blue. Relative luminance 0.172; OKLCH L 55.9% C 0.139 H 258.4°. Best body text is #FFFFFF at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#3D73C4
RGB	rgb(61, 115, 196)
HSL	hsl(216, 53%, 50%)
HSV	hsv(216, 69%, 77%)
CMYK	cmyk(68.9%, 41.3%, 0%, 23.1%)
CIE-LAB	lab(48.56, 8.95, -47.58)
CIE-LCH	lch(48.56, 48.41, 280.65°)
OKLab	oklab(55.91% -0.0279 -0.1358)
OKLCH	oklch(55.91% 0.139 258.4)
XYZ	xyz(18.0154, 17.2372, 54.5915)
Luminance	0.1724 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D73C4 #C48E3D

analogous

#3DB7C4 #3D73C4 #4A3DC4

triadic

#3D73C4 #C43D73 #73C43D

tetradic

#3D73C4 #C43DB7 #C48E3D #3DC44A

square

#3D73C4 #C43DB7 #C48E3D #3DC44A

split-complementary

#3D73C4 #C44A3D #B7C43D

monochromatic

#1F3C67 #2E5796 #3D73C4 #6C95D2 #9BB7E1

Accessibility & contrast

On white

4.72

#3D73C4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.45

#3D73C4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D73C4

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D73C4	#FFFFFF	#000000	##FFFFFF
##3D73C4	1.00	4.72	4.45	4.72
#FFFFFF	4.72	1.00	21.00	1.00
#000000	4.45	21.00	1.00	21.00
##FFFFFF	4.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D7AC7

Deuteranopia (green-blind)

#376EC2

Tritanopia (blue-blind)

#008692

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3d73c4;
/* rgb */ color: rgb(61, 115, 196);
/* oklch */ color: oklch(55.9% 0.139 258.4);

Tailwind

colors: {
  custom: {
    50: '#819ad6',
    500: '#3d73c4',
    950: '#000000',
  },
}

SCSS

$custom: #3d73c4;
$custom-light: #819ad6;
$custom-dark: #000000;

JSON

{
  "hex": "#3d73c4",
  "rgb": {
    "r": 61,
    "g": 115,
    "b": 196
  },
  "hsl": {
    "h": 216,
    "s": 53.36,
    "l": 50.392
  },
  "oklch": {
    "l": 0.55908,
    "c": 0.13859,
    "h": 258.4
  },
  "luminance": 0.17239
}

Semantic roles & 50–950 ramp

primary

#3D73C4

secondary

#CDB490

accent

#A24BDD

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E14

muted

#7D7E83

Preview Lab

Preview with #3D73C4

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

Preview Lab → · Contrast checker → · Palette generator →