#3E50BD#3E50BD

#3E50BD is a mid, vivid blue. Relative luminance 0.104; OKLCH L 48.2% C 0.171 H 271.3°. Best body text is #FFFFFF at 6.80:1 contrast (WCAG AA passes).

Color values

HEX	#3E50BD
RGB	rgb(62, 80, 189)
HSL	hsl(231, 51%, 49%)
HSV	hsv(231, 67%, 74%)
CMYK	cmyk(67.2%, 57.7%, 0%, 25.9%)
CIE-LAB	lab(38.61, 28.90, -59.53)
CIE-LCH	lch(38.61, 66.18, 295.90°)
OKLab	oklab(48.2% 0.004 -0.1714)
OKLCH	oklch(48.2% 0.171 271.3)
XYZ	xyz(14.0375, 10.4343, 49.4085)
Luminance	0.1044 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E50BD #BDAB3E

analogous

#3E90BD #3E50BD #6C3EBD

triadic

#3E50BD #BD3E50 #50BD3E

tetradic

#3E50BD #BD3E90 #BDAB3E #3EBD6C

square

#3E50BD #BD3E90 #BDAB3E #3EBD6C

split-complementary

#3E50BD #BD6C3E #90BD3E

monochromatic

#202961 #2F3C8F #3E50BD #6A78CE #98A2DD

Accessibility & contrast

On white

6.80

#3E50BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#3E50BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E50BD

6.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E50BD	#FFFFFF	#000000	##FFFFFF
##3E50BD	1.00	6.80	3.09	6.80
#FFFFFF	6.80	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061C1

Deuteranopia (green-blind)

#0055BB

Tritanopia (blue-blind)

#006B7E

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3e50bd;
/* rgb */ color: rgb(62, 80, 189);
/* oklch */ color: oklch(48.2% 0.171 271.3);

Tailwind

colors: {
  custom: {
    50: '#8280d2',
    500: '#3e50bd',
    950: '#000000',
  },
}

SCSS

$custom: #3e50bd;
$custom-light: #8280d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3e50bd",
  "rgb": {
    "r": 62,
    "g": 80,
    "b": 189
  },
  "hsl": {
    "h": 231.496,
    "s": 50.598,
    "l": 49.216
  },
  "oklch": {
    "l": 0.48199,
    "c": 0.17146,
    "h": 271.3
  },
  "luminance": 0.10436
}

Semantic roles & 50–950 ramp

primary

#3E50BD

secondary

#C9C18E

accent

#C64EDA

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #3E50BD

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

Preview Lab → · Contrast checker → · Palette generator →