#3B6FCC#3B6FCC

#3B6FCC is a mid, vivid blue. Relative luminance 0.167; OKLCH L 55.5% C 0.155 H 261.0°. Best body text is #FFFFFF at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#3B6FCC
RGB	rgb(59, 111, 204)
HSL	hsl(218, 59%, 52%)
HSV	hsv(218, 71%, 80%)
CMYK	cmyk(71.1%, 45.6%, 0%, 20%)
CIE-LAB	lab(47.82, 14.05, -53.34)
CIE-LCH	lch(47.82, 55.16, 284.76°)
OKLab	oklab(55.47% -0.0242 -0.1528)
OKLCH	oklch(55.47% 0.155 261)
XYZ	xyz(18.3832, 16.6564, 59.3612)
Luminance	0.1666 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B6FCC #CC983B

analogous

#3BB7CC #3B6FCC #503BCC

triadic

#3B6FCC #CC3B6F #6FCC3B

tetradic

#3B6FCC #CC3BB7 #CC983B #3BCC50

square

#3B6FCC #CC3BB7 #CC983B #3BCC50

split-complementary

#3B6FCC #CC503B #B7CC3B

monochromatic

#1D3B70 #2A54A0 #3B6FCC #6C93D9 #9CB6E5

Accessibility & contrast

On white

4.85

#3B6FCC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.33

#3B6FCC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B6FCC

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B6FCC	#FFFFFF	#000000	##FFFFFF
##3B6FCC	1.00	4.85	4.33	4.85
#FFFFFF	4.85	1.00	21.00	1.00
#000000	4.33	21.00	1.00	21.00
##FFFFFF	4.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F79D0

Deuteranopia (green-blind)

#216BCA

Tritanopia (blue-blind)

#008593

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3b6fcc;
/* rgb */ color: rgb(59, 111, 204);
/* oklch */ color: oklch(55.5% 0.155 261.0);

Tailwind

colors: {
  custom: {
    50: '#8297dc',
    500: '#3b6fcc',
    950: '#000000',
  },
}

SCSS

$custom: #3b6fcc;
$custom-light: #8297dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3b6fcc",
  "rgb": {
    "r": 59,
    "g": 111,
    "b": 204
  },
  "hsl": {
    "h": 218.483,
    "s": 58.704,
    "l": 51.569
  },
  "oklch": {
    "l": 0.55473,
    "c": 0.15469,
    "h": 261
  },
  "luminance": 0.16658
}

Semantic roles & 50–950 ramp

primary

#3B6FCC

secondary

#D1BA92

accent

#AA46E2

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #3B6FCC

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

Preview Lab → · Contrast checker → · Palette generator →