#3E6FDB#3E6FDB

#3E6FDB is a mid, vivid blue. Relative luminance 0.175; OKLCH L 56.6% C 0.174 H 263.5°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#3E6FDB
RGB	rgb(62, 111, 219)
HSL	hsl(221, 69%, 55%)
HSV	hsv(221, 72%, 86%)
CMYK	cmyk(71.7%, 49.3%, 0%, 14.1%)
CIE-LAB	lab(48.89, 19.92, -60.16)
CIE-LCH	lch(48.89, 63.37, 288.32°)
OKLab	oklab(56.63% -0.0197 -0.1728)
OKLCH	oklch(56.63% 0.174 263.5)
XYZ	xyz(20.4527, 17.5053, 69.3051)
Luminance	0.1751 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E6FDB #DBAA3E

analogous

#3EBDDB #3E6FDB #5C3EDB

triadic

#3E6FDB #DB3E6F #6FDB3E

tetradic

#3E6FDB #DB3EBD #DBAA3E #3EDB5C

square

#3E6FDB #DB3EBD #DBAA3E #3EDB5C

split-complementary

#3E6FDB #DB5C3E #BDDB3E

monochromatic

#193B86 #2352B9 #3E6FDB #7295E5 #A5BCEE

Accessibility & contrast

On white

4.67

#3E6FDB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.50

#3E6FDB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3E6FDB

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E6FDB	#FFFFFF	#000000	##FFFFFF
##3E6FDB	1.00	4.67	4.50	4.67
#FFFFFF	4.67	1.00	21.00	1.00
#000000	4.50	21.00	1.00	21.00
##FFFFFF	4.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#307CDF

Deuteranopia (green-blind)

#006DD9

Tritanopia (blue-blind)

#00899A

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3e6fdb;
/* rgb */ color: rgb(62, 111, 219);
/* oklch */ color: oklch(56.6% 0.174 263.5);

Tailwind

colors: {
  custom: {
    50: '#8697e7',
    500: '#3e6fdb',
    950: '#000000',
  },
}

SCSS

$custom: #3e6fdb;
$custom-light: #8697e7;
$custom-dark: #000000;

JSON

{
  "hex": "#3e6fdb",
  "rgb": {
    "r": 62,
    "g": 111,
    "b": 219
  },
  "hsl": {
    "h": 221.274,
    "s": 68.559,
    "l": 55.098
  },
  "oklch": {
    "l": 0.56627,
    "c": 0.17392,
    "h": 263.5
  },
  "luminance": 0.17507
}

Semantic roles & 50–950 ramp

primary

#3E6FDB

secondary

#DBC799

accent

#B53CEB

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0D16

muted

#7E7E84

Preview Lab

Preview with #3E6FDB

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

Preview Lab → · Contrast checker → · Palette generator →