#3855BC#3855BC

#3855BC is a mid, vivid blue. Relative luminance 0.110; OKLCH L 48.8% C 0.166 H 267.9°. Best body text is #FFFFFF at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#3855BC
RGB	rgb(56, 85, 188)
HSL	hsl(227, 54%, 48%)
HSV	hsv(227, 70%, 74%)
CMYK	cmyk(70.2%, 54.8%, 0%, 26.3%)
CIE-LAB	lab(39.53, 24.43, -57.48)
CIE-LCH	lch(39.53, 62.46, 293.03°)
OKLab	oklab(48.78% -0.0061 -0.1654)
OKLCH	oklch(48.78% 0.166 267.9)
XYZ	xyz(13.9533, 10.9672, 48.9487)
Luminance	0.1097 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3855BC #BC9F38

analogous

#3897BC #3855BC #5D38BC

triadic

#3855BC #BC3855 #55BC38

tetradic

#3855BC #BC3897 #BC9F38 #38BC5D

square

#3855BC #BC3897 #BC9F38 #38BC5D

split-complementary

#3855BC #BC5D38 #97BC38

monochromatic

#1C2A5E #2A408D #3855BC #617AD0 #90A1DE

Accessibility & contrast

On white

6.58

#3855BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#3855BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3855BC

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3855BC	#FFFFFF	#000000	##FFFFFF
##3855BC	1.00	6.58	3.19	6.58
#FFFFFF	6.58	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C0

Deuteranopia (green-blind)

#0057BA

Tritanopia (blue-blind)

#006E80

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3855bc;
/* rgb */ color: rgb(56, 85, 188);
/* oklch */ color: oklch(48.8% 0.166 267.9);

Tailwind

colors: {
  custom: {
    50: '#7f84d1',
    500: '#3855bc',
    950: '#000000',
  },
}

SCSS

$custom: #3855bc;
$custom-light: #7f84d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3855bc",
  "rgb": {
    "r": 56,
    "g": 85,
    "b": 188
  },
  "hsl": {
    "h": 226.818,
    "s": 54.098,
    "l": 47.843
  },
  "oklch": {
    "l": 0.48775,
    "c": 0.16555,
    "h": 267.9
  },
  "luminance": 0.10969
}

Semantic roles & 50–950 ramp

primary

#3855BC

secondary

#C9BA87

accent

#BD4ADD

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #3855BC

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

Preview Lab → · Contrast checker → · Palette generator →