#3858BD#3858BD

#3858BD is a mid, vivid blue. Relative luminance 0.115; OKLCH L 49.5% C 0.163 H 267.0°. Best body text is #FFFFFF at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#3858BD
RGB	rgb(56, 88, 189)
HSL	hsl(226, 54%, 48%)
HSV	hsv(226, 70%, 74%)
CMYK	cmyk(70.4%, 53.4%, 0%, 25.9%)
CIE-LAB	lab(40.40, 22.85, -56.65)
CIE-LCH	lch(40.40, 61.08, 291.97°)
OKLab	oklab(49.46% -0.0086 -0.163)
OKLCH	oklch(49.46% 0.163 267)
XYZ	xyz(14.3027, 11.4929, 49.5988)
Luminance	0.1149 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3858BD #BD9D38

analogous

#389ABD #3858BD #5A38BD

triadic

#3858BD #BD3858 #58BD38

tetradic

#3858BD #BD389A #BD9D38 #38BD5A

square

#3858BD #BD389A #BD9D38 #38BD5A

split-complementary

#3858BD #BD5A38 #9ABD38

monochromatic

#1C2C5F #2A428E #3858BD #627CD0 #91A4DE

Accessibility & contrast

On white

6.37

#3858BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#3858BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3858BD

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3858BD	#FFFFFF	#000000	##FFFFFF
##3858BD	1.00	6.37	3.30	6.37
#FFFFFF	6.37	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E66C1

Deuteranopia (green-blind)

#0059BB

Tritanopia (blue-blind)

#007082

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #3858bd;
/* rgb */ color: rgb(56, 88, 189);
/* oklch */ color: oklch(49.5% 0.163 267.0);

Tailwind

colors: {
  custom: {
    50: '#7f86d2',
    500: '#3858bd',
    950: '#000000',
  },
}

SCSS

$custom: #3858bd;
$custom-light: #7f86d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3858bd",
  "rgb": {
    "r": 56,
    "g": 88,
    "b": 189
  },
  "hsl": {
    "h": 225.564,
    "s": 54.286,
    "l": 48.039
  },
  "oklch": {
    "l": 0.49457,
    "c": 0.16318,
    "h": 267
  },
  "luminance": 0.11494
}

Semantic roles & 50–950 ramp

primary

#3858BD

secondary

#C9B987

accent

#BA4ADE

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #3858BD

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

Preview Lab → · Contrast checker → · Palette generator →