#3B6ACF#3B6ACF

#3B6ACF is a mid, vivid blue. Relative luminance 0.157; OKLCH L 54.6% C 0.165 H 263.2°. Best body text is #FFFFFF at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#3B6ACF
RGB	rgb(59, 106, 207)
HSL	hsl(221, 61%, 52%)
HSV	hsv(221, 71%, 81%)
CMYK	cmyk(71.5%, 48.8%, 0%, 18.8%)
CIE-LAB	lab(46.63, 18.31, -56.98)
CIE-LCH	lch(46.63, 59.84, 287.81°)
OKLab	oklab(54.62% -0.0194 -0.1636)
OKLCH	oklch(54.62% 0.165 263.2)
XYZ	xyz(18.2162, 15.7409, 61.0977)
Luminance	0.1574 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B6ACF #CFA03B

analogous

#3BB4CF #3B6ACF #563BCF

triadic

#3B6ACF #CF3B6A #6ACF3B

tetradic

#3B6ACF #CF3BB4 #CFA03B #3BCF56

square

#3B6ACF #CF3BB4 #CFA03B #3BCF56

split-complementary

#3B6ACF #CF563B #B4CF3B

monochromatic

#1C3873 #2850A5 #3B6ACF #6C8FDB #9DB5E7

Accessibility & contrast

On white

5.06

#3B6ACF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.15

#3B6ACF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B6ACF

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B6ACF	#FFFFFF	#000000	##FFFFFF
##3B6ACF	1.00	5.06	4.15	5.06
#FFFFFF	5.06	1.00	21.00	1.00
#000000	4.15	21.00	1.00	21.00
##FFFFFF	5.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3176D3

Deuteranopia (green-blind)

#0068CD

Tritanopia (blue-blind)

#008292

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #3b6acf;
/* rgb */ color: rgb(59, 106, 207);
/* oklch */ color: oklch(54.6% 0.165 263.2);

Tailwind

colors: {
  custom: {
    50: '#8394de',
    500: '#3b6acf',
    950: '#000000',
  },
}

SCSS

$custom: #3b6acf;
$custom-light: #8394de;
$custom-dark: #000000;

JSON

{
  "hex": "#3b6acf",
  "rgb": {
    "r": 59,
    "g": 106,
    "b": 207
  },
  "hsl": {
    "h": 220.946,
    "s": 60.656,
    "l": 52.157
  },
  "oklch": {
    "l": 0.5462,
    "c": 0.16471,
    "h": 263.2
  },
  "luminance": 0.15743
}

Semantic roles & 50–950 ramp

primary

#3B6ACF

secondary

#D3BF93

accent

#B144E4

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #3B6ACF

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

Preview Lab → · Contrast checker → · Palette generator →