#3868B5#3868B5

#3868B5 is a mid, vivid blue. Relative luminance 0.141; OKLCH L 52.3% C 0.133 H 259.4°. Best body text is #FFFFFF at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#3868B5
RGB	rgb(56, 104, 181)
HSL	hsl(217, 53%, 46%)
HSV	hsv(217, 69%, 71%)
CMYK	cmyk(69.1%, 42.5%, 0%, 29%)
CIE-LAB	lab(44.34, 9.62, -45.64)
CIE-LCH	lch(44.34, 46.64, 281.90°)
OKLab	oklab(52.31% -0.0243 -0.1303)
OKLCH	oklch(52.31% 0.133 259.4)
XYZ	xyz(14.9187, 14.0760, 45.6378)
Luminance	0.1408 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3868B5 #B58538

analogous

#38A7B5 #3868B5 #4738B5

triadic

#3868B5 #B53868 #68B538

tetradic

#3868B5 #B538A7 #B58538 #38B547

square

#3868B5 #B538A7 #B58538 #38B547

split-complementary

#3868B5 #B54738 #A7B538

monochromatic

#1B3258 #2A4D86 #3868B5 #5D88CD #8CAADB

Accessibility & contrast

On white

5.50

#3868B5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#3868B5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3868B5

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3868B5	#FFFFFF	#000000	##FFFFFF
##3868B5	1.00	5.50	3.82	5.50
#FFFFFF	5.50	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#446FB8

Deuteranopia (green-blind)

#2F63B3

Tritanopia (blue-blind)

#007A85

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #3868b5;
/* rgb */ color: rgb(56, 104, 181);
/* oklch */ color: oklch(52.3% 0.133 259.4);

Tailwind

colors: {
  custom: {
    50: '#7d92cb',
    500: '#3868b5',
    950: '#000000',
  },
}

SCSS

$custom: #3868b5;
$custom-light: #7d92cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3868b5",
  "rgb": {
    "r": 56,
    "g": 104,
    "b": 181
  },
  "hsl": {
    "h": 216.96,
    "s": 52.743,
    "l": 46.471
  },
  "oklch": {
    "l": 0.52307,
    "c": 0.13255,
    "h": 259.4
  },
  "luminance": 0.14078
}

Semantic roles & 50–950 ramp

primary

#3868B5

secondary

#C6AC83

accent

#A54CDC

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0D13

muted

#7C7D82

Preview Lab

Preview with #3868B5

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

Preview Lab → · Contrast checker → · Palette generator →