#3D73CD#3D73CD

#3D73CD is a mid, vivid blue. Relative luminance 0.177; OKLCH L 56.5% C 0.151 H 260.0°. Best body text is #FFFFFF at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#3D73CD
RGB	rgb(61, 115, 205)
HSL	hsl(218, 59%, 52%)
HSV	hsv(218, 70%, 80%)
CMYK	cmyk(70.2%, 43.9%, 0%, 19.6%)
CIE-LAB	lab(49.08, 12.20, -51.90)
CIE-LCH	lch(49.08, 53.31, 283.23°)
OKLab	oklab(56.48% -0.0261 -0.1484)
OKLCH	oklch(56.48% 0.151 260)
XYZ	xyz(19.0707, 17.6593, 60.1493)
Luminance	0.1766 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D73CD #CD973D

analogous

#3DBBCD #3D73CD #4F3DCD

triadic

#3D73CD #CD3D73 #73CD3D

tetradic

#3D73CD #CD3DBB #CD973D #3DCD4F

square

#3D73CD #CD3DBB #CD973D #3DCD4F

split-complementary

#3D73CD #CD4F3D #BBCD3D

monochromatic

#1D3D72 #2A57A3 #3D73CD #6E96DA #9EB9E6

Accessibility & contrast

On white

4.63

#3D73CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#3D73CD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3D73CD

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D73CD	#FFFFFF	#000000	##FFFFFF
##3D73CD	1.00	4.63	4.53	4.63
#FFFFFF	4.63	1.00	21.00	1.00
#000000	4.53	21.00	1.00	21.00
##FFFFFF	4.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#477CD0

Deuteranopia (green-blind)

#2C6ECB

Tritanopia (blue-blind)

#008896

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #3d73cd;
/* rgb */ color: rgb(61, 115, 205);
/* oklch */ color: oklch(56.5% 0.151 260.0);

Tailwind

colors: {
  custom: {
    50: '#839add',
    500: '#3d73cd',
    950: '#000000',
  },
}

SCSS

$custom: #3d73cd;
$custom-light: #839add;
$custom-dark: #000000;

JSON

{
  "hex": "#3d73cd",
  "rgb": {
    "r": 61,
    "g": 115,
    "b": 205
  },
  "hsl": {
    "h": 217.5,
    "s": 59.016,
    "l": 52.157
  },
  "oklch": {
    "l": 0.56482,
    "c": 0.15072,
    "h": 260
  },
  "luminance": 0.17661
}

Semantic roles & 50–950 ramp

primary

#3D73CD

secondary

#D2BB93

accent

#A746E2

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3D73CD

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

Preview Lab → · Contrast checker → · Palette generator →