#3B6FCA#3B6FCA

#3B6FCA is a mid, vivid blue. Relative luminance 0.166; OKLCH L 55.3% C 0.152 H 260.7°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#3B6FCA
RGB	rgb(59, 111, 202)
HSL	hsl(218, 57%, 51%)
HSV	hsv(218, 71%, 79%)
CMYK	cmyk(70.8%, 45%, 0%, 20.8%)
CIE-LAB	lab(47.70, 13.32, -52.39)
CIE-LCH	lch(47.70, 54.06, 284.27°)
OKLab	oklab(55.34% -0.0245 -0.15)
OKLCH	oklch(55.34% 0.152 260.7)
XYZ	xyz(18.1449, 16.5610, 58.1060)
Luminance	0.1656 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B6FCA #CA963B

analogous

#3BB6CA #3B6FCA #4E3BCA

triadic

#3B6FCA #CA3B6F #6FCA3B

tetradic

#3B6FCA #CA3BB6 #CA963B #3BCA4E

square

#3B6FCA #CA3BB6 #CA963B #3BCA4E

split-complementary

#3B6FCA #CA4E3B #B6CA3B

monochromatic

#1E3A6D #2B549D #3B6FCA #6B92D7 #9BB6E4

Accessibility & contrast

On white

4.87

#3B6FCA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#3B6FCA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B6FCA

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B6FCA	#FFFFFF	#000000	##FFFFFF
##3B6FCA	1.00	4.87	4.31	4.87
#FFFFFF	4.87	1.00	21.00	1.00
#000000	4.31	21.00	1.00	21.00
##FFFFFF	4.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4178CD

Deuteranopia (green-blind)

#256BC8

Tritanopia (blue-blind)

#008492

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3b6fca;
/* rgb */ color: rgb(59, 111, 202);
/* oklch */ color: oklch(55.3% 0.152 260.7);

Tailwind

colors: {
  custom: {
    50: '#8297db',
    500: '#3b6fca',
    950: '#000000',
  },
}

SCSS

$custom: #3b6fca;
$custom-light: #8297db;
$custom-dark: #000000;

JSON

{
  "hex": "#3b6fca",
  "rgb": {
    "r": 59,
    "g": 111,
    "b": 202
  },
  "hsl": {
    "h": 218.182,
    "s": 57.43,
    "l": 51.176
  },
  "oklch": {
    "l": 0.5534,
    "c": 0.15199,
    "h": 260.7
  },
  "luminance": 0.16563
}

Semantic roles & 50–950 ramp

primary

#3B6FCA

secondary

#D0B991

accent

#A947E1

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #3B6FCA

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

Preview Lab → · Contrast checker → · Palette generator →