#3863A8#3863A8

#3863A8 is a mid, vivid blue. Relative luminance 0.126; OKLCH L 50.4% C 0.120 H 259.4°. Best body text is #FFFFFF at 5.97:1 contrast (WCAG AA passes).

Color values

HEX	#3863A8
RGB	rgb(56, 99, 168)
HSL	hsl(217, 50%, 44%)
HSV	hsv(217, 67%, 66%)
CMYK	cmyk(66.7%, 41.1%, 0%, 34.1%)
CIE-LAB	lab(42.14, 8.05, -41.52)
CIE-LCH	lch(42.14, 42.30, 280.98°)
OKLab	oklab(50.36% -0.022 -0.1183)
OKLCH	oklch(50.36% 0.12 259.4)
XYZ	xyz(13.1581, 12.5903, 38.7749)
Luminance	0.1259 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3863A8 #A87D38

analogous

#389BA8 #3863A8 #4538A8

triadic

#3863A8 #A83863 #63A838

tetradic

#3863A8 #A8389B #A87D38 #38A845

square

#3863A8 #A8389B #A87D38 #38A845

split-complementary

#3863A8 #A84538 #9BA838

monochromatic

#192D4C #29487A #3863A8 #5682C7 #84A4D6

Accessibility & contrast

On white

5.97

#3863A8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#3863A8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3863A8

5.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3863A8	#FFFFFF	#000000	##FFFFFF
##3863A8	1.00	5.97	3.52	5.97
#FFFFFF	5.97	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4469AB

Deuteranopia (green-blind)

#335FA7

Tritanopia (blue-blind)

#00737D

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #3863a8;
/* rgb */ color: rgb(56, 99, 168);
/* oklch */ color: oklch(50.4% 0.120 259.4);

Tailwind

colors: {
  custom: {
    50: '#7a8fc2',
    500: '#3863a8',
    950: '#000000',
  },
}

SCSS

$custom: #3863a8;
$custom-light: #7a8fc2;
$custom-dark: #000000;

JSON

{
  "hex": "#3863a8",
  "rgb": {
    "r": 56,
    "g": 99,
    "b": 168
  },
  "hsl": {
    "h": 216.964,
    "s": 50,
    "l": 43.922
  },
  "oklch": {
    "l": 0.50357,
    "c": 0.12034,
    "h": 259.4
  },
  "luminance": 0.12592
}

Semantic roles & 50–950 ramp

primary

#3863A8

secondary

#C0A67C

accent

#A44EDA

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C12

muted

#7C7D81

Preview Lab

Preview with #3863A8

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

Preview Lab → · Contrast checker → · Palette generator →