#3861C8#3861C8

#3861C8 is a mid, vivid blue. Relative luminance 0.136; OKLCH L 52.1% C 0.167 H 264.8°. Best body text is #FFFFFF at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#3861C8
RGB	rgb(56, 97, 200)
HSL	hsl(223, 57%, 50%)
HSV	hsv(223, 72%, 78%)
CMYK	cmyk(72%, 51.5%, 0%, 21.6%)
CIE-LAB	lab(43.59, 21.08, -57.86)
CIE-LCH	lch(43.59, 61.58, 290.02°)
OKLab	oklab(52.12% -0.0151 -0.1664)
OKLCH	oklch(52.12% 0.167 264.8)
XYZ	xyz(16.3272, 13.5585, 56.3890)
Luminance	0.1356 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3861C8 #C89F38

analogous

#38A9C8 #3861C8 #5738C8

triadic

#3861C8 #C83861 #61C838

tetradic

#3861C8 #C838A9 #C89F38 #38C857

square

#3861C8 #C838A9 #C89F38 #38C857

split-complementary

#3861C8 #C85738 #A9C838

monochromatic

#1D3269 #2A4A99 #3861C8 #6887D5 #98ADE3

Accessibility & contrast

On white

5.66

#3861C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#3861C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3861C8

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3861C8	#FFFFFF	#000000	##FFFFFF
##3861C8	1.00	5.66	3.71	5.66
#FFFFFF	5.66	1.00	21.00	1.00
#000000	3.71	21.00	1.00	21.00
##FFFFFF	5.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F6ECC

Deuteranopia (green-blind)

#0061C6

Tritanopia (blue-blind)

#007A8B

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #3861c8;
/* rgb */ color: rgb(56, 97, 200);
/* oklch */ color: oklch(52.1% 0.167 264.8);

Tailwind

colors: {
  custom: {
    50: '#818dd9',
    500: '#3861c8',
    950: '#000000',
  },
}

SCSS

$custom: #3861c8;
$custom-light: #818dd9;
$custom-dark: #000000;

JSON

{
  "hex": "#3861c8",
  "rgb": {
    "r": 56,
    "g": 97,
    "b": 200
  },
  "hsl": {
    "h": 222.917,
    "s": 56.693,
    "l": 50.196
  },
  "oklch": {
    "l": 0.52121,
    "c": 0.16706,
    "h": 264.8
  },
  "luminance": 0.1356
}

Semantic roles & 50–950 ramp

primary

#3861C8

secondary

#CEBC8E

accent

#B548E0

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3861C8

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

Preview Lab → · Contrast checker → · Palette generator →