#3950BE#3950BE

#3950BE is a mid, vivid blue. Relative luminance 0.103; OKLCH L 48.0% C 0.174 H 269.7°. Best body text is #FFFFFF at 6.85:1 contrast (WCAG AA passes).

Color values

HEX	#3950BE
RGB	rgb(57, 80, 190)
HSL	hsl(230, 54%, 48%)
HSV	hsv(230, 70%, 75%)
CMYK	cmyk(70%, 57.9%, 0%, 25.5%)
CIE-LAB	lab(38.42, 28.54, -60.45)
CIE-LCH	lch(38.42, 66.84, 295.27°)
OKLab	oklab(48.01% -0.001 -0.1742)
OKLCH	oklch(48.01% 0.174 269.7)
XYZ	xyz(13.8471, 10.3235, 49.9681)
Luminance	0.1032 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3950BE #BEA739

analogous

#3992BE #3950BE #6439BE

triadic

#3950BE #BE3950 #50BE39

tetradic

#3950BE #BE3992 #BEA739 #39BE64

square

#3950BE #BE3992 #BEA739 #39BE64

split-complementary

#3950BE #BE6439 #92BE39

monochromatic

#1D2860 #2B3C8F #3950BE #6477D0 #93A0DF

Accessibility & contrast

On white

6.85

#3950BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#3950BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3950BE

6.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3950BE	#FFFFFF	#000000	##FFFFFF
##3950BE	1.00	6.85	3.07	6.85
#FFFFFF	6.85	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061C2

Deuteranopia (green-blind)

#0055BC

Tritanopia (blue-blind)

#006B7F

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3950be;
/* rgb */ color: rgb(57, 80, 190);
/* oklch */ color: oklch(48.0% 0.174 269.7);

Tailwind

colors: {
  custom: {
    50: '#8080d2',
    500: '#3950be',
    950: '#000000',
  },
}

SCSS

$custom: #3950be;
$custom-light: #8080d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3950be",
  "rgb": {
    "r": 57,
    "g": 80,
    "b": 190
  },
  "hsl": {
    "h": 229.624,
    "s": 53.846,
    "l": 48.431
  },
  "oklch": {
    "l": 0.48005,
    "c": 0.17421,
    "h": 269.7
  },
  "luminance": 0.10325
}

Semantic roles & 50–950 ramp

primary

#3950BE

secondary

#CABF89

accent

#C44BDD

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #3950BE

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

Preview Lab → · Contrast checker → · Palette generator →