#3D74DC#3D74DC

#3D74DC is a mid, vivid blue. Relative luminance 0.186; OKLCH L 57.7% C 0.170 H 261.7°. Best body text is #000000 at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#3D74DC
RGB	rgb(61, 116, 220)
HSL	hsl(219, 69%, 55%)
HSV	hsv(219, 72%, 86%)
CMYK	cmyk(72.3%, 47.3%, 0%, 13.7%)
CIE-LAB	lab(50.27, 17.01, -58.50)
CIE-LCH	lch(50.27, 60.93, 286.22°)
OKLab	oklab(57.69% -0.0245 -0.1678)
OKLCH	oklch(57.69% 0.17 261.7)
XYZ	xyz(21.0835, 18.6479, 70.1845)
Luminance	0.1865 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D74DC #DCA53D

analogous

#3DC4DC #3D74DC #553DDC

triadic

#3D74DC #DC3D74 #74DC3D

tetradic

#3D74DC #DC3DC4 #DCA53D #3DDC55

square

#3D74DC #DC3DC4 #DCA53D #3DDC55

split-complementary

#3D74DC #DC553D #C4DC3D

monochromatic

#183E86 #2256BA #3D74DC #7199E5 #A5BEEF

Accessibility & contrast

On white

4.44

#3D74DC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.73

#3D74DC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3D74DC

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D74DC	#FFFFFF	#000000	##000000
##3D74DC	1.00	4.44	4.73	4.73
#FFFFFF	4.44	1.00	21.00	21.00
#000000	4.73	21.00	1.00	1.00
##000000	4.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B7FE0

Deuteranopia (green-blind)

#0E71DA

Tritanopia (blue-blind)

#008D9D

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #3d74dc;
/* rgb */ color: rgb(61, 116, 220);
/* oklch */ color: oklch(57.7% 0.170 261.7);

Tailwind

colors: {
  custom: {
    50: '#869be7',
    500: '#3d74dc',
    950: '#000000',
  },
}

SCSS

$custom: #3d74dc;
$custom-light: #869be7;
$custom-dark: #000000;

JSON

{
  "hex": "#3d74dc",
  "rgb": {
    "r": 61,
    "g": 116,
    "b": 220
  },
  "hsl": {
    "h": 219.245,
    "s": 69.432,
    "l": 55.098
  },
  "oklch": {
    "l": 0.57694,
    "c": 0.16963,
    "h": 261.7
  },
  "luminance": 0.1865
}

Semantic roles & 50–950 ramp

primary

#3D74DC

secondary

#DCC599

accent

#AF3CEC

background

#F8F9FE

surface

#F0F2FD

border

#CBCCD5

text

#0D0E16

muted

#7D7E84

Preview Lab

Preview with #3D74DC

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

Preview Lab → · Contrast checker → · Palette generator →