#3B6CCB#3B6CCB

#3B6CCB is a mid, vivid blue. Relative luminance 0.160; OKLCH L 54.8% C 0.157 H 262.1°. Best body text is #FFFFFF at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#3B6CCB
RGB	rgb(59, 108, 203)
HSL	hsl(220, 58%, 51%)
HSV	hsv(220, 71%, 80%)
CMYK	cmyk(70.9%, 46.8%, 0%, 20.4%)
CIE-LAB	lab(46.93, 15.58, -54.21)
CIE-LCH	lch(46.93, 56.40, 286.03°)
OKLab	oklab(54.77% -0.0217 -0.1554)
OKLCH	oklch(54.77% 0.157 262.1)
XYZ	xyz(17.9418, 15.9648, 58.6243)
Luminance	0.1597 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B6CCB #CB9A3B

analogous

#3BB4CB #3B6CCB #523BCB

triadic

#3B6CCB #CB3B6C #6CCB3B

tetradic

#3B6CCB #CB3BB4 #CB9A3B #3BCB52

square

#3B6CCB #CB3BB4 #CB9A3B #3BCB52

split-complementary

#3B6CCB #CB523B #B4CB3B

monochromatic

#1D396E #2A529F #3B6CCB #6B90D8 #9CB5E5

Accessibility & contrast

On white

5.01

#3B6CCB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.19

#3B6CCB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B6CCB

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B6CCB	#FFFFFF	#000000	##FFFFFF
##3B6CCB	1.00	5.01	4.19	5.01
#FFFFFF	5.01	1.00	21.00	1.00
#000000	4.19	21.00	1.00	21.00
##FFFFFF	5.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A76CF

Deuteranopia (green-blind)

#1869C9

Tritanopia (blue-blind)

#008292

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #3b6ccb;
/* rgb */ color: rgb(59, 108, 203);
/* oklch */ color: oklch(54.8% 0.157 262.1);

Tailwind

colors: {
  custom: {
    50: '#8295db',
    500: '#3b6ccb',
    950: '#000000',
  },
}

SCSS

$custom: #3b6ccb;
$custom-light: #8295db;
$custom-dark: #000000;

JSON

{
  "hex": "#3b6ccb",
  "rgb": {
    "r": 59,
    "g": 108,
    "b": 203
  },
  "hsl": {
    "h": 219.583,
    "s": 58.065,
    "l": 51.373
  },
  "oklch": {
    "l": 0.54765,
    "c": 0.1569,
    "h": 262.1
  },
  "luminance": 0.15967
}

Semantic roles & 50–950 ramp

primary

#3B6CCB

secondary

#D1BB91

accent

#AD47E1

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #3B6CCB

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

Preview Lab → · Contrast checker → · Palette generator →