#3859BF#3859BF

#3859BF is a mid, vivid blue. Relative luminance 0.117; OKLCH L 49.8% C 0.165 H 266.8°. Best body text is #FFFFFF at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#3859BF
RGB	rgb(56, 89, 191)
HSL	hsl(225, 55%, 48%)
HSV	hsv(225, 71%, 75%)
CMYK	cmyk(70.7%, 53.4%, 0%, 25.1%)
CIE-LAB	lab(40.81, 22.94, -57.15)
CIE-LCH	lch(40.81, 61.58, 291.87°)
OKLab	oklab(49.81% -0.0092 -0.1644)
OKLCH	oklch(49.81% 0.165 266.8)
XYZ	xyz(14.6040, 11.7456, 50.7776)
Luminance	0.1175 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3859BF #BF9E38

analogous

#389CBF #3859BF #5A38BF

triadic

#3859BF #BF3859 #59BF38

tetradic

#3859BF #BF389C #BF9E38 #38BF5A

square

#3859BF #BF389C #BF9E38 #38BF5A

split-complementary

#3859BF #BF5A38 #9CBF38

monochromatic

#1C2D60 #2A4390 #3859BF #637ED1 #92A5DF

Accessibility & contrast

On white

6.27

#3859BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#3859BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3859BF

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3859BF	#FFFFFF	#000000	##FFFFFF
##3859BF	1.00	6.27	3.35	6.27
#FFFFFF	6.27	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E67C3

Deuteranopia (green-blind)

#005ABD

Tritanopia (blue-blind)

#007283

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3859bf;
/* rgb */ color: rgb(56, 89, 191);
/* oklch */ color: oklch(49.8% 0.165 266.8);

Tailwind

colors: {
  custom: {
    50: '#7f87d3',
    500: '#3859bf',
    950: '#000000',
  },
}

SCSS

$custom: #3859bf;
$custom-light: #7f87d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3859bf",
  "rgb": {
    "r": 56,
    "g": 89,
    "b": 191
  },
  "hsl": {
    "h": 225.333,
    "s": 54.656,
    "l": 48.431
  },
  "oklch": {
    "l": 0.49812,
    "c": 0.16467,
    "h": 266.8
  },
  "luminance": 0.11747
}

Semantic roles & 50–950 ramp

primary

#3859BF

secondary

#CABA89

accent

#BA4ADE

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #3859BF

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

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