#3D70CC#3D70CC

#3D70CC is a mid, vivid blue. Relative luminance 0.169; OKLCH L 55.8% C 0.153 H 261.1°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#3D70CC
RGB	rgb(61, 112, 204)
HSL	hsl(219, 58%, 52%)
HSV	hsv(219, 70%, 80%)
CMYK	cmyk(70.1%, 45.1%, 0%, 20%)
CIE-LAB	lab(48.18, 13.71, -52.76)
CIE-LCH	lch(48.18, 54.52, 284.57°)
OKLab	oklab(55.77% -0.0236 -0.151)
OKLCH	oklch(55.77% 0.153 261.1)
XYZ	xyz(18.6138, 16.9381, 59.4034)
Luminance	0.1694 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D70CC #CC993D

analogous

#3DB8CC #3D70CC #523DCC

triadic

#3D70CC #CC3D70 #70CC3D

tetradic

#3D70CC #CC3DB8 #CC993D #3DCC52

square

#3D70CC #CC3DB8 #CC993D #3DCC52

split-complementary

#3D70CC #CC523D #B8CC3D

monochromatic

#1E3B71 #2A55A1 #3D70CC #6D94D9 #9EB7E5

Accessibility & contrast

On white

4.79

#3D70CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#3D70CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D70CC

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D70CC	#FFFFFF	#000000	##FFFFFF
##3D70CC	1.00	4.79	4.39	4.79
#FFFFFF	4.79	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4279CF

Deuteranopia (green-blind)

#256CCA

Tritanopia (blue-blind)

#008594

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3d70cc;
/* rgb */ color: rgb(61, 112, 204);
/* oklch */ color: oklch(55.8% 0.153 261.1);

Tailwind

colors: {
  custom: {
    50: '#8398dc',
    500: '#3d70cc',
    950: '#000000',
  },
}

SCSS

$custom: #3d70cc;
$custom-light: #8398dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3d70cc",
  "rgb": {
    "r": 61,
    "g": 112,
    "b": 204
  },
  "hsl": {
    "h": 218.601,
    "s": 58.367,
    "l": 51.961
  },
  "oklch": {
    "l": 0.5577,
    "c": 0.15287,
    "h": 261.1
  },
  "luminance": 0.1694
}

Semantic roles & 50–950 ramp

primary

#3D70CC

secondary

#D2BB93

accent

#AA46E2

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #3D70CC

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

Preview Lab → · Contrast checker → · Palette generator →