#3865CD#3865CD

#3865CD is a mid, vivid blue. Relative luminance 0.146; OKLCH L 53.3% C 0.169 H 263.9°. Best body text is #FFFFFF at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#3865CD
RGB	rgb(56, 101, 205)
HSL	hsl(222, 60%, 51%)
HSV	hsv(222, 73%, 80%)
CMYK	cmyk(72.7%, 50.7%, 0%, 19.6%)
CIE-LAB	lab(45.02, 20.36, -58.44)
CIE-LCH	lch(45.02, 61.88, 289.20°)
OKLab	oklab(53.31% -0.0178 -0.168)
OKLCH	oklch(53.31% 0.169 263.9)
XYZ	xyz(17.3001, 14.5540, 59.6432)
Luminance	0.1456 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3865CD #CDA038

analogous

#38AFCD #3865CD #5538CD

triadic

#3865CD #CD3865 #65CD38

tetradic

#3865CD #CD38AF #CDA038 #38CD55

square

#3865CD #CD38AF #CDA038 #38CD55

split-complementary

#3865CD #CD5538 #AFCD38

monochromatic

#1C356F #284CA0 #3865CD #698BD9 #9AB1E6

Accessibility & contrast

On white

5.37

#3865CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.91

#3865CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3865CD

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3865CD	#FFFFFF	#000000	##FFFFFF
##3865CD	1.00	5.37	3.91	5.37
#FFFFFF	5.37	1.00	21.00	1.00
#000000	3.91	21.00	1.00	21.00
##FFFFFF	5.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2472D1

Deuteranopia (green-blind)

#0064CB

Tritanopia (blue-blind)

#007E8F

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #3865cd;
/* rgb */ color: rgb(56, 101, 205);
/* oklch */ color: oklch(53.3% 0.169 263.9);

Tailwind

colors: {
  custom: {
    50: '#8290dd',
    500: '#3865cd',
    950: '#000000',
  },
}

SCSS

$custom: #3865cd;
$custom-light: #8290dd;
$custom-dark: #000000;

JSON

{
  "hex": "#3865cd",
  "rgb": {
    "r": 56,
    "g": 101,
    "b": 205
  },
  "hsl": {
    "h": 221.879,
    "s": 59.839,
    "l": 51.176
  },
  "oklch": {
    "l": 0.53312,
    "c": 0.16895,
    "h": 263.9
  },
  "luminance": 0.14556
}

Semantic roles & 50–950 ramp

primary

#3865CD

secondary

#D1BD8F

accent

#B345E3

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3865CD

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

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