#3D71C4#3D71C4

#3D71C4 is a mid, vivid blue. Relative luminance 0.168; OKLCH L 55.5% C 0.141 H 259.4°. Best body text is #FFFFFF at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#3D71C4
RGB	rgb(61, 113, 196)
HSL	hsl(217, 53%, 50%)
HSV	hsv(217, 69%, 77%)
CMYK	cmyk(68.9%, 42.3%, 0%, 23.1%)
CIE-LAB	lab(47.99, 10.19, -48.49)
CIE-LCH	lch(47.99, 49.55, 281.87°)
OKLab	oklab(55.47% -0.026 -0.1384)
OKLCH	oklch(55.47% 0.141 259.4)
XYZ	xyz(17.7898, 16.7860, 54.5163)
Luminance	0.1679 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D71C4 #C4903D

analogous

#3DB4C4 #3D71C4 #4C3DC4

triadic

#3D71C4 #C43D71 #71C43D

tetradic

#3D71C4 #C43DB4 #C4903D #3DC44C

square

#3D71C4 #C43DB4 #C4903D #3DC44C

split-complementary

#3D71C4 #C44C3D #B4C43D

monochromatic

#1F3B67 #2E5696 #3D71C4 #6C93D2 #9BB6E1

Accessibility & contrast

On white

4.82

#3D71C4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.36

#3D71C4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D71C4

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D71C4	#FFFFFF	#000000	##FFFFFF
##3D71C4	1.00	4.82	4.36	4.82
#FFFFFF	4.82	1.00	21.00	1.00
#000000	4.36	21.00	1.00	21.00
##FFFFFF	4.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A79C7

Deuteranopia (green-blind)

#336CC2

Tritanopia (blue-blind)

#008491

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3d71c4;
/* rgb */ color: rgb(61, 113, 196);
/* oklch */ color: oklch(55.5% 0.141 259.4);

Tailwind

colors: {
  custom: {
    50: '#8299d6',
    500: '#3d71c4',
    950: '#000000',
  },
}

SCSS

$custom: #3d71c4;
$custom-light: #8299d6;
$custom-dark: #000000;

JSON

{
  "hex": "#3d71c4",
  "rgb": {
    "r": 61,
    "g": 113,
    "b": 196
  },
  "hsl": {
    "h": 216.889,
    "s": 53.36,
    "l": 50.392
  },
  "oklch": {
    "l": 0.55468,
    "c": 0.14087,
    "h": 259.4
  },
  "luminance": 0.16788
}

Semantic roles & 50–950 ramp

primary

#3D71C4

secondary

#CDB590

accent

#A54BDD

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0D14

muted

#7D7E83

Preview Lab

Preview with #3D71C4

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

Preview Lab → · Contrast checker → · Palette generator →