#3D71C8#3D71C8

#3D71C8 is a mid, vivid blue. Relative luminance 0.170; OKLCH L 55.7% C 0.146 H 260.1°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#3D71C8
RGB	rgb(61, 113, 200)
HSL	hsl(218, 56%, 51%)
HSV	hsv(218, 70%, 78%)
CMYK	cmyk(69.5%, 43.5%, 0%, 21.6%)
CIE-LAB	lab(48.22, 11.64, -50.41)
CIE-LCH	lch(48.22, 51.73, 283.00°)
OKLab	oklab(55.73% -0.0252 -0.1441)
OKLCH	oklch(55.73% 0.146 260.1)
XYZ	xyz(18.2512, 16.9706, 56.9462)
Luminance	0.1697 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D71C8 #C8943D

analogous

#3DB6C8 #3D71C8 #4E3DC8

triadic

#3D71C8 #C83D71 #71C83D

tetradic

#3D71C8 #C83DB6 #C8943D #3DC84E

square

#3D71C8 #C83DB6 #C8943D #3DC84E

split-complementary

#3D71C8 #C84E3D #B6C83D

monochromatic

#1F3C6C #2C569C #3D71C8 #6D94D6 #9CB7E3

Accessibility & contrast

On white

4.78

#3D71C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#3D71C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D71C8

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D71C8	#FFFFFF	#000000	##FFFFFF
##3D71C8	1.00	4.78	4.39	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4779CB

Deuteranopia (green-blind)

#2E6DC6

Tritanopia (blue-blind)

#008593

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3d71c8;
/* rgb */ color: rgb(61, 113, 200);
/* oklch */ color: oklch(55.7% 0.146 260.1);

Tailwind

colors: {
  custom: {
    50: '#8299d9',
    500: '#3d71c8',
    950: '#000000',
  },
}

SCSS

$custom: #3d71c8;
$custom-light: #8299d9;
$custom-dark: #000000;

JSON

{
  "hex": "#3d71c8",
  "rgb": {
    "r": 61,
    "g": 113,
    "b": 200
  },
  "hsl": {
    "h": 217.554,
    "s": 55.823,
    "l": 51.176
  },
  "oklch": {
    "l": 0.55725,
    "c": 0.14629,
    "h": 260.1
  },
  "luminance": 0.16972
}

Semantic roles & 50–950 ramp

primary

#3D71C8

secondary

#CFB892

accent

#A749DF

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #3D71C8

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

Preview Lab → · Contrast checker → · Palette generator →