#3D73D9#3D73D9

#3D73D9 is a mid, vivid blue. Relative luminance 0.183; OKLCH L 57.3% C 0.167 H 261.7°. Best body text is #000000 at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#3D73D9
RGB	rgb(61, 115, 217)
HSL	hsl(219, 67%, 55%)
HSV	hsv(219, 72%, 85%)
CMYK	cmyk(71.9%, 47%, 0%, 14.9%)
CIE-LAB	lab(49.81, 16.55, -57.55)
CIE-LCH	lch(49.81, 59.88, 286.04°)
OKLab	oklab(57.28% -0.0241 -0.1651)
OKLCH	oklch(57.28% 0.167 261.7)
XYZ	xyz(20.5751, 18.2611, 68.0726)
Luminance	0.1826 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D73D9 #D9A33D

analogous

#3DC1D9 #3D73D9 #553DD9

triadic

#3D73D9 #D93D73 #73D93D

tetradic

#3D73D9 #D93DC1 #D9A33D #3DD955

square

#3D73D9 #D93DC1 #D9A33D #3DD955

split-complementary

#3D73D9 #D9553D #C1D93D

monochromatic

#193E82 #2456B5 #3D73D9 #7098E3 #A3BDED

Accessibility & contrast

On white

4.51

#3D73D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.65

#3D73D9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3D73D9

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D73D9	#FFFFFF	#000000	##000000
##3D73D9	1.00	4.51	4.65	4.65
#FFFFFF	4.51	1.00	21.00	21.00
#000000	4.65	21.00	1.00	1.00
##000000	4.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C7EDD

Deuteranopia (green-blind)

#1370D7

Tritanopia (blue-blind)

#008B9B

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #3d73d9;
/* rgb */ color: rgb(61, 115, 217);
/* oklch */ color: oklch(57.3% 0.167 261.7);

Tailwind

colors: {
  custom: {
    50: '#859ae5',
    500: '#3d73d9',
    950: '#000000',
  },
}

SCSS

$custom: #3d73d9;
$custom-light: #859ae5;
$custom-dark: #000000;

JSON

{
  "hex": "#3d73d9",
  "rgb": {
    "r": 61,
    "g": 115,
    "b": 217
  },
  "hsl": {
    "h": 219.231,
    "s": 67.241,
    "l": 54.51
  },
  "oklch": {
    "l": 0.5728,
    "c": 0.16681,
    "h": 261.7
  },
  "luminance": 0.18263
}

Semantic roles & 50–950 ramp

primary

#3D73D9

secondary

#DAC398

accent

#AE3EEA

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0D0E16

muted

#7D7E84

Preview Lab

Preview with #3D73D9

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

Preview Lab → · Contrast checker → · Palette generator →