#3869CB#3869CB

#3869CB is a mid, vivid blue. Relative luminance 0.153; OKLCH L 54.0% C 0.161 H 262.4°. Best body text is #FFFFFF at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#3869CB
RGB	rgb(56, 105, 203)
HSL	hsl(220, 59%, 51%)
HSV	hsv(220, 72%, 80%)
CMYK	cmyk(72.4%, 48.3%, 0%, 20.4%)
CIE-LAB	lab(45.98, 17.07, -55.74)
CIE-LCH	lch(45.98, 58.29, 287.02°)
OKLab	oklab(54.01% -0.0214 -0.16)
OKLCH	oklch(54.01% 0.161 262.4)
XYZ	xyz(17.4581, 15.2538, 58.5125)
Luminance	0.1526 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3869CB #CB9A38

analogous

#38B2CB #3869CB #5038CB

triadic

#3869CB #CB3869 #69CB38

tetradic

#3869CB #CB38B2 #CB9A38 #38CB50

square

#3869CB #CB38B2 #CB9A38 #38CB50

split-complementary

#3869CB #CB5038 #B2CB38

monochromatic

#1C376C #29509D #3869CB #698ED8 #99B2E4

Accessibility & contrast

On white

5.18

#3869CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.05

#3869CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3869CB

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3869CB	#FFFFFF	#000000	##FFFFFF
##3869CB	1.00	5.18	4.05	5.18
#FFFFFF	5.18	1.00	21.00	1.00
#000000	4.05	21.00	1.00	21.00
##FFFFFF	5.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3274CF

Deuteranopia (green-blind)

#0067C9

Tritanopia (blue-blind)

#008090

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #3869cb;
/* rgb */ color: rgb(56, 105, 203);
/* oklch */ color: oklch(54.0% 0.161 262.4);

Tailwind

colors: {
  custom: {
    50: '#8193db',
    500: '#3869cb',
    950: '#000000',
  },
}

SCSS

$custom: #3869cb;
$custom-light: #8193db;
$custom-dark: #000000;

JSON

{
  "hex": "#3869cb",
  "rgb": {
    "r": 56,
    "g": 105,
    "b": 203
  },
  "hsl": {
    "h": 220,
    "s": 58.566,
    "l": 50.784
  },
  "oklch": {
    "l": 0.54005,
    "c": 0.16143,
    "h": 262.4
  },
  "luminance": 0.15256
}

Semantic roles & 50–950 ramp

primary

#3869CB

secondary

#D0BA8F

accent

#AE46E2

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0D15

muted

#7D7D83

Preview Lab

Preview with #3869CB

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

Preview Lab → · Contrast checker → · Palette generator →