#3D71DF#3D71DF

#3D71DF is a mid, vivid blue. Relative luminance 0.181; OKLCH L 57.3% C 0.177 H 263.0°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#3D71DF
RGB	rgb(61, 113, 223)
HSL	hsl(221, 72%, 56%)
HSV	hsv(221, 73%, 87%)
CMYK	cmyk(72.6%, 49.3%, 0%, 12.5%)
CIE-LAB	lab(49.65, 19.98, -61.20)
CIE-LCH	lch(49.65, 64.38, 288.08°)
OKLab	oklab(57.28% -0.0216 -0.1758)
OKLCH	oklch(57.28% 0.177 263)
XYZ	xyz(21.1441, 18.1278, 72.1824)
Luminance	0.1813 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D71DF #DFAB3D

analogous

#3DC2DF #3D71DF #5A3DDF

triadic

#3D71DF #DF3D71 #71DF3D

tetradic

#3D71DF #DF3DC2 #DFAB3D #3DDF5A

square

#3D71DF #DF3DC2 #DFAB3D #3DDF5A

split-complementary

#3D71DF #DF5A3D #C2DF3D

monochromatic

#173C8B #2053BF #3D71DF #7297E8 #A6BEF0

Accessibility & contrast

On white

4.54

#3D71DF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#3D71DF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3D71DF

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D71DF	#FFFFFF	#000000	##000000
##3D71DF	1.00	4.54	4.63	4.63
#FFFFFF	4.54	1.00	21.00	21.00
#000000	4.63	21.00	1.00	1.00
##000000	4.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#307EE3

Deuteranopia (green-blind)

#006FDD

Tritanopia (blue-blind)

#008B9D

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #3d71df;
/* rgb */ color: rgb(61, 113, 223);
/* oklch */ color: oklch(57.3% 0.177 263.0);

Tailwind

colors: {
  custom: {
    50: '#8799ea',
    500: '#3d71df',
    950: '#000000',
  },
}

SCSS

$custom: #3d71df;
$custom-light: #8799ea;
$custom-dark: #000000;

JSON

{
  "hex": "#3d71df",
  "rgb": {
    "r": 61,
    "g": 113,
    "b": 223
  },
  "hsl": {
    "h": 220.741,
    "s": 71.681,
    "l": 55.686
  },
  "oklch": {
    "l": 0.57279,
    "c": 0.17716,
    "h": 263
  },
  "luminance": 0.1813
}

Semantic roles & 50–950 ramp

primary

#3D71DF

secondary

#DEC89A

accent

#B439EE

background

#F9F9FE

surface

#F1F2FD

border

#CBCCD5

text

#0D0D16

muted

#7E7E84

Preview Lab

Preview with #3D71DF

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

Preview Lab → · Contrast checker → · Palette generator →