#3859BC#3859BC

#3859BC is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.6% C 0.161 H 266.6°. Best body text is #FFFFFF at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#3859BC
RGB	rgb(56, 89, 188)
HSL	hsl(225, 54%, 48%)
HSV	hsv(225, 70%, 74%)
CMYK	cmyk(70.2%, 52.7%, 0%, 26.3%)
CIE-LAB	lab(40.60, 21.84, -55.74)
CIE-LCH	lch(40.60, 59.87, 291.39°)
OKLab	oklab(49.59% -0.0095 -0.1603)
OKLCH	oklch(49.59% 0.161 266.6)
XYZ	xyz(14.2772, 11.6149, 49.0567)
Luminance	0.1162 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3859BC #BC9B38

analogous

#389BBC #3859BC #5938BC

triadic

#3859BC #BC3859 #59BC38

tetradic

#3859BC #BC389B #BC9B38 #38BC59

square

#3859BC #BC389B #BC9B38 #38BC59

split-complementary

#3859BC #BC5938 #9BBC38

monochromatic

#1C2C5E #2A438D #3859BC #617DD0 #90A4DE

Accessibility & contrast

On white

6.32

#3859BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#3859BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3859BC

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3859BC	#FFFFFF	#000000	##FFFFFF
##3859BC	1.00	6.32	3.32	6.32
#FFFFFF	6.32	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1666C0

Deuteranopia (green-blind)

#005ABA

Tritanopia (blue-blind)

#007182

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3859bc;
/* rgb */ color: rgb(56, 89, 188);
/* oklch */ color: oklch(49.6% 0.161 266.6);

Tailwind

colors: {
  custom: {
    50: '#7f87d1',
    500: '#3859bc',
    950: '#000000',
  },
}

SCSS

$custom: #3859bc;
$custom-light: #7f87d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3859bc",
  "rgb": {
    "r": 56,
    "g": 89,
    "b": 188
  },
  "hsl": {
    "h": 225,
    "s": 54.098,
    "l": 47.843
  },
  "oklch": {
    "l": 0.49585,
    "c": 0.16055,
    "h": 266.6
  },
  "luminance": 0.11616
}

Semantic roles & 50–950 ramp

primary

#3859BC

secondary

#C9B887

accent

#B94ADD

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #3859BC

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

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