#3D71D0#3D71D0

#3D71D0 is a mid, vivid blue. Relative luminance 0.174; OKLCH L 56.3% C 0.157 H 261.3°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#3D71D0
RGB	rgb(61, 113, 208)
HSL	hsl(219, 61%, 53%)
HSV	hsv(219, 71%, 82%)
CMYK	cmyk(70.7%, 45.7%, 0%, 18.4%)
CIE-LAB	lab(48.70, 14.54, -54.21)
CIE-LCH	lch(48.70, 56.13, 285.01°)
OKLab	oklab(56.25% -0.0238 -0.1553)
OKLCH	oklch(56.25% 0.157 261.3)
XYZ	xyz(19.2107, 17.3544, 61.9996)
Luminance	0.1736 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D71D0 #D09C3D

analogous

#3DBAD0 #3D71D0 #533DD0

triadic

#3D71D0 #D03D71 #71D03D

tetradic

#3D71D0 #D03DBA #D09C3D #3DD053

square

#3D71D0 #D03DBA #D09C3D #3DD053

split-complementary

#3D71D0 #D0533D #BAD03D

monochromatic

#1D3C76 #2955A7 #3D71D0 #6E95DC #A0B9E8

Accessibility & contrast

On white

4.70

#3D71D0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#3D71D0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D71D0

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D71D0	#FFFFFF	#000000	##FFFFFF
##3D71D0	1.00	4.70	4.47	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#407BD4

Deuteranopia (green-blind)

#216DCE

Tritanopia (blue-blind)

#008796

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3d71d0;
/* rgb */ color: rgb(61, 113, 208);
/* oklch */ color: oklch(56.3% 0.157 261.3);

Tailwind

colors: {
  custom: {
    50: '#8499df',
    500: '#3d71d0',
    950: '#000000',
  },
}

SCSS

$custom: #3d71d0;
$custom-light: #8499df;
$custom-dark: #000000;

JSON

{
  "hex": "#3d71d0",
  "rgb": {
    "r": 61,
    "g": 113,
    "b": 208
  },
  "hsl": {
    "h": 218.776,
    "s": 60.996,
    "l": 52.745
  },
  "oklch": {
    "l": 0.5625,
    "c": 0.15709,
    "h": 261.3
  },
  "luminance": 0.17356
}

Semantic roles & 50–950 ramp

primary

#3D71D0

secondary

#D4BE95

accent

#AB44E4

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #3D71D0

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

Preview Lab → · Contrast checker → · Palette generator →