#3855B5#3855B5

#3855B5 is a mid, vivid blue. Relative luminance 0.107; OKLCH L 48.2% C 0.156 H 267.6°. Best body text is #FFFFFF at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#3855B5
RGB	rgb(56, 85, 181)
HSL	hsl(226, 53%, 46%)
HSV	hsv(226, 69%, 71%)
CMYK	cmyk(69.1%, 53%, 0%, 29%)
CIE-LAB	lab(39.02, 21.87, -54.19)
CIE-LCH	lch(39.02, 58.43, 291.98°)
OKLab	oklab(48.24% -0.0066 -0.1557)
OKLCH	oklch(48.24% 0.156 267.6)
XYZ	xyz(13.2170, 10.6726, 45.0706)
Luminance	0.1067 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3855B5 #B59838

analogous

#3894B5 #3855B5 #5A38B5

triadic

#3855B5 #B53855 #55B538

tetradic

#3855B5 #B53894 #B59838 #38B55A

square

#3855B5 #B53894 #B59838 #38B55A

split-complementary

#3855B5 #B55A38 #94B538

monochromatic

#1B2958 #2A3F86 #3855B5 #5D77CD #8C9EDB

Accessibility & contrast

On white

6.70

#3855B5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#3855B5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3855B5

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3855B5	#FFFFFF	#000000	##FFFFFF
##3855B5	1.00	6.70	3.13	6.70
#FFFFFF	6.70	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1462B8

Deuteranopia (green-blind)

#0056B3

Tritanopia (blue-blind)

#006C7D

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3855b5;
/* rgb */ color: rgb(56, 85, 181);
/* oklch */ color: oklch(48.2% 0.156 267.6);

Tailwind

colors: {
  custom: {
    50: '#7e84cc',
    500: '#3855b5',
    950: '#000000',
  },
}

SCSS

$custom: #3855b5;
$custom-light: #7e84cc;
$custom-dark: #000000;

JSON

{
  "hex": "#3855b5",
  "rgb": {
    "r": 56,
    "g": 85,
    "b": 181
  },
  "hsl": {
    "h": 226.08,
    "s": 52.743,
    "l": 46.471
  },
  "oklch": {
    "l": 0.48238,
    "c": 0.15589,
    "h": 267.6
  },
  "luminance": 0.10674
}

Semantic roles & 50–950 ramp

primary

#3855B5

secondary

#C6B683

accent

#BB4CDC

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #3855B5

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

Preview Lab → · Contrast checker → · Palette generator →