#3A6ACB#3A6ACB

#3A6ACB is a mid, vivid blue. Relative luminance 0.155; OKLCH L 54.3% C 0.160 H 262.5°. Best body text is #FFFFFF at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#3A6ACB
RGB	rgb(58, 106, 203)
HSL	hsl(220, 58%, 51%)
HSV	hsv(220, 71%, 80%)
CMYK	cmyk(71.4%, 47.8%, 0%, 20.4%)
CIE-LAB	lab(46.34, 16.71, -55.16)
CIE-LCH	lch(46.34, 57.64, 286.85°)
OKLab	oklab(54.3% -0.0207 -0.1582)
OKLCH	oklch(54.3% 0.16 262.5)
XYZ	xyz(17.6746, 15.5175, 58.5520)
Luminance	0.1552 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A6ACB #CB9B3A

analogous

#3AB2CB #3A6ACB #523ACB

triadic

#3A6ACB #CB3A6A #6ACB3A

tetradic

#3A6ACB #CB3AB2 #CB9B3A #3ACB52

square

#3A6ACB #CB3AB2 #CB9B3A #3ACB52

split-complementary

#3A6ACB #CB523A #B2CB3A

monochromatic

#1D386E #2A509E #3A6ACB #6A8FD8 #9BB3E5

Accessibility & contrast

On white

5.12

#3A6ACB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#3A6ACB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A6ACB

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A6ACB	#FFFFFF	#000000	##FFFFFF
##3A6ACB	1.00	5.12	4.10	5.12
#FFFFFF	5.12	1.00	21.00	1.00
#000000	4.10	21.00	1.00	21.00
##FFFFFF	5.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3575CF

Deuteranopia (green-blind)

#0B68C9

Tritanopia (blue-blind)

#008191

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #3a6acb;
/* rgb */ color: rgb(58, 106, 203);
/* oklch */ color: oklch(54.3% 0.160 262.5);

Tailwind

colors: {
  custom: {
    50: '#8294db',
    500: '#3a6acb',
    950: '#000000',
  },
}

SCSS

$custom: #3a6acb;
$custom-light: #8294db;
$custom-dark: #000000;

JSON

{
  "hex": "#3a6acb",
  "rgb": {
    "r": 58,
    "g": 106,
    "b": 203
  },
  "hsl": {
    "h": 220.138,
    "s": 58.233,
    "l": 51.176
  },
  "oklch": {
    "l": 0.54299,
    "c": 0.1596,
    "h": 262.5
  },
  "luminance": 0.15519
}

Semantic roles & 50–950 ramp

primary

#3A6ACB

secondary

#D0BB90

accent

#AE46E1

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #3A6ACB

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

Preview Lab → · Contrast checker → · Palette generator →