#3E73D1#3E73D1

#3E73D1 is a mid, vivid blue. Relative luminance 0.179; OKLCH L 56.8% C 0.156 H 260.9°. Best body text is #FFFFFF at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#3E73D1
RGB	rgb(62, 115, 209)
HSL	hsl(218, 62%, 53%)
HSV	hsv(218, 70%, 82%)
CMYK	cmyk(70.3%, 45%, 0%, 18%)
CIE-LAB	lab(49.36, 13.79, -53.73)
CIE-LCH	lch(49.36, 55.47, 284.39°)
OKLab	oklab(56.79% -0.0246 -0.1538)
OKLCH	oklch(56.79% 0.156 260.9)
XYZ	xyz(19.6218, 17.8870, 62.7277)
Luminance	0.1789 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E73D1 #D19C3E

analogous

#3EBDD1 #3E73D1 #523ED1

triadic

#3E73D1 #D13E73 #73D13E

tetradic

#3E73D1 #D13EBD #D19C3E #3ED152

square

#3E73D1 #D13EBD #D19C3E #3ED152

split-complementary

#3E73D1 #D1523E #BDD13E

monochromatic

#1D3E78 #2857A9 #3E73D1 #6F97DD #A1BBE9

Accessibility & contrast

On white

4.59

#3E73D1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.58

#3E73D1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3E73D1

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E73D1	#FFFFFF	#000000	##FFFFFF
##3E73D1	1.00	4.59	4.58	4.59
#FFFFFF	4.59	1.00	21.00	1.00
#000000	4.58	21.00	1.00	21.00
##FFFFFF	4.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#447DD5

Deuteranopia (green-blind)

#276FCF

Tritanopia (blue-blind)

#008998

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #3e73d1;
/* rgb */ color: rgb(62, 115, 209);
/* oklch */ color: oklch(56.8% 0.156 260.9);

Tailwind

colors: {
  custom: {
    50: '#849ae0',
    500: '#3e73d1',
    950: '#000000',
  },
}

SCSS

$custom: #3e73d1;
$custom-light: #849ae0;
$custom-dark: #000000;

JSON

{
  "hex": "#3e73d1",
  "rgb": {
    "r": 62,
    "g": 115,
    "b": 209
  },
  "hsl": {
    "h": 218.367,
    "s": 61.506,
    "l": 53.137
  },
  "oklch": {
    "l": 0.56785,
    "c": 0.15577,
    "h": 260.9
  },
  "luminance": 0.17889
}

Semantic roles & 50–950 ramp

primary

#3E73D1

secondary

#D5BE96

accent

#AA43E5

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3E73D1

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

Preview Lab → · Contrast checker → · Palette generator →