#3E73D3#3E73D3

#3E73D3 is a mid, vivid blue. Relative luminance 0.180; OKLCH L 56.9% C 0.158 H 261.2°. Best body text is #000000 at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#3E73D3
RGB	rgb(62, 115, 211)
HSL	hsl(219, 63%, 54%)
HSV	hsv(219, 71%, 83%)
CMYK	cmyk(70.6%, 45.5%, 0%, 17.3%)
CIE-LAB	lab(49.48, 14.51, -54.67)
CIE-LCH	lch(49.48, 56.57, 284.87°)
OKLab	oklab(56.92% -0.0243 -0.1566)
OKLCH	oklch(56.92% 0.158 261.2)
XYZ	xyz(19.8710, 17.9867, 64.0399)
Luminance	0.1799 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E73D3 #D39E3E

analogous

#3EBDD3 #3E73D3 #533ED3

triadic

#3E73D3 #D33E73 #73D33E

tetradic

#3E73D3 #D33EBD #D39E3E #3ED353

square

#3E73D3 #D33EBD #D39E3E #3ED353

split-complementary

#3E73D3 #D3533E #BDD33E

monochromatic

#1C3E7B #2757AC #3E73D3 #7097DE #A2BBEA

Accessibility & contrast

On white

4.57

#3E73D3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.60

#3E73D3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3E73D3

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E73D3	#FFFFFF	#000000	##000000
##3E73D3	1.00	4.57	4.60	4.60
#FFFFFF	4.57	1.00	21.00	21.00
#000000	4.60	21.00	1.00	1.00
##000000	4.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#427DD7

Deuteranopia (green-blind)

#236FD1

Tritanopia (blue-blind)

#008999

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #3e73d3;
/* rgb */ color: rgb(62, 115, 211);
/* oklch */ color: oklch(56.9% 0.158 261.2);

Tailwind

colors: {
  custom: {
    50: '#859ae1',
    500: '#3e73d3',
    950: '#000000',
  },
}

SCSS

$custom: #3e73d3;
$custom-light: #859ae1;
$custom-dark: #000000;

JSON

{
  "hex": "#3e73d3",
  "rgb": {
    "r": 62,
    "g": 115,
    "b": 211
  },
  "hsl": {
    "h": 218.658,
    "s": 62.869,
    "l": 53.529
  },
  "oklch": {
    "l": 0.56917,
    "c": 0.15846,
    "h": 261.2
  },
  "luminance": 0.17989
}

Semantic roles & 50–950 ramp

primary

#3E73D3

secondary

#D6C096

accent

#AC42E6

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3E73D3

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

Preview Lab → · Contrast checker → · Palette generator →