#3B69CB#3B69CB

#3B69CB is a mid, vivid blue. Relative luminance 0.153; OKLCH L 54.1% C 0.161 H 263.2°. Best body text is #FFFFFF at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#3B69CB
RGB	rgb(59, 105, 203)
HSL	hsl(221, 58%, 51%)
HSV	hsv(221, 71%, 80%)
CMYK	cmyk(70.9%, 48.3%, 0%, 20.4%)
CIE-LAB	lab(46.10, 17.48, -55.54)
CIE-LCH	lch(46.10, 58.23, 287.47°)
OKLab	oklab(54.13% -0.0191 -0.1594)
OKLCH	oklch(54.13% 0.161 263.2)
XYZ	xyz(17.6309, 15.3429, 58.5206)
Luminance	0.1535 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B69CB #CB9D3B

analogous

#3BB1CB #3B69CB #553BCB

triadic

#3B69CB #CB3B69 #69CB3B

tetradic

#3B69CB #CB3BB1 #CB9D3B #3BCB55

square

#3B69CB #CB3BB1 #CB9D3B #3BCB55

split-complementary

#3B69CB #CB553B #B1CB3B

monochromatic

#1D376E #2A4F9F #3B69CB #6B8ED8 #9CB3E5

Accessibility & contrast

On white

5.16

#3B69CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.07

#3B69CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B69CB

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B69CB	#FFFFFF	#000000	##FFFFFF
##3B69CB	1.00	5.16	4.07	5.16
#FFFFFF	5.16	1.00	21.00	1.00
#000000	4.07	21.00	1.00	21.00
##FFFFFF	5.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3374CF

Deuteranopia (green-blind)

#0567C9

Tritanopia (blue-blind)

#008090

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #3b69cb;
/* rgb */ color: rgb(59, 105, 203);
/* oklch */ color: oklch(54.1% 0.161 263.2);

Tailwind

colors: {
  custom: {
    50: '#8293db',
    500: '#3b69cb',
    950: '#000000',
  },
}

SCSS

$custom: #3b69cb;
$custom-light: #8293db;
$custom-dark: #000000;

JSON

{
  "hex": "#3b69cb",
  "rgb": {
    "r": 59,
    "g": 105,
    "b": 203
  },
  "hsl": {
    "h": 220.833,
    "s": 58.065,
    "l": 51.373
  },
  "oklch": {
    "l": 0.5413,
    "c": 0.1605,
    "h": 263.2
  },
  "luminance": 0.15345
}

Semantic roles & 50–950 ramp

primary

#3B69CB

secondary

#D1BC91

accent

#B047E1

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #3B69CB

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

Preview Lab → · Contrast checker → · Palette generator →