#3A6CDB#3A6CDB

#3A6CDB is a mid, vivid blue. Relative luminance 0.167; OKLCH L 55.8% C 0.179 H 263.5°. Best body text is #FFFFFF at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#3A6CDB
RGB	rgb(58, 108, 219)
HSL	hsl(221, 69%, 54%)
HSV	hsv(221, 74%, 86%)
CMYK	cmyk(73.5%, 50.7%, 0%, 14.1%)
CIE-LAB	lab(47.93, 21.30, -61.72)
CIE-LCH	lch(47.93, 65.29, 289.04°)
OKLab	oklab(55.85% -0.0203 -0.1775)
OKLCH	oklch(55.85% 0.179 263.5)
XYZ	xyz(19.8891, 16.7370, 69.1864)
Luminance	0.1674 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A6CDB #DBA93A

analogous

#3ABDDB #3A6CDB #583ADB

triadic

#3A6CDB #DB3A6C #6CDB3A

tetradic

#3A6CDB #DB3ABD #DBA93A #3ADB58

square

#3A6CDB #DB3ABD #DBA93A #3ADB58

split-complementary

#3A6CDB #DB583A #BDDB3A

monochromatic

#183983 #2150B6 #3A6CDB #6E93E4 #A1B9EE

Accessibility & contrast

On white

4.83

#3A6CDB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.35

#3A6CDB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A6CDB

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A6CDB	#FFFFFF	#000000	##FFFFFF
##3A6CDB	1.00	4.83	4.35	4.83
#FFFFFF	4.83	1.00	21.00	1.00
#000000	4.35	21.00	1.00	21.00
##FFFFFF	4.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#267ADF

Deuteranopia (green-blind)

#006BD9

Tritanopia (blue-blind)

#008799

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3a6cdb;
/* rgb */ color: rgb(58, 108, 219);
/* oklch */ color: oklch(55.8% 0.179 263.5);

Tailwind

colors: {
  custom: {
    50: '#8595e7',
    500: '#3a6cdb',
    950: '#000000',
  },
}

SCSS

$custom: #3a6cdb;
$custom-light: #8595e7;
$custom-dark: #000000;

JSON

{
  "hex": "#3a6cdb",
  "rgb": {
    "r": 58,
    "g": 108,
    "b": 219
  },
  "hsl": {
    "h": 221.366,
    "s": 69.099,
    "l": 54.314
  },
  "oklch": {
    "l": 0.55849,
    "c": 0.17868,
    "h": 263.5
  },
  "luminance": 0.16739
}

Semantic roles & 50–950 ramp

primary

#3A6CDB

secondary

#DBC596

accent

#B53CEC

background

#F8F9FE

surface

#F0F1FC

border

#CBCBD5

text

#0D0D16

muted

#7D7E84

Preview Lab

Preview with #3A6CDB

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

Preview Lab → · Contrast checker → · Palette generator →