#3E50BC#3E50BC

#3E50BC is a mid, vivid blue. Relative luminance 0.104; OKLCH L 48.1% C 0.170 H 271.3°. Best body text is #FFFFFF at 6.82:1 contrast (WCAG AA passes).

Color values

HEX	#3E50BC
RGB	rgb(62, 80, 188)
HSL	hsl(231, 50%, 49%)
HSV	hsv(231, 67%, 74%)
CMYK	cmyk(67%, 57.4%, 0%, 26.3%)
CIE-LAB	lab(38.54, 28.55, -59.07)
CIE-LCH	lch(38.54, 65.61, 295.79°)
OKLab	oklab(48.12% 0.004 -0.17)
OKLCH	oklch(48.12% 0.17 271.3)
XYZ	xyz(13.9293, 10.3910, 48.8388)
Luminance	0.1039 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E50BC #BCAA3E

analogous

#3E8FBC #3E50BC #6B3EBC

triadic

#3E50BC #BC3E50 #50BC3E

tetradic

#3E50BC #BC3E8F #BCAA3E #3EBC6B

square

#3E50BC #BC3E8F #BCAA3E #3EBC6B

split-complementary

#3E50BC #BC6B3E #8FBC3E

monochromatic

#202960 #2F3C8E #3E50BC #6A78CE #98A1DD

Accessibility & contrast

On white

6.82

#3E50BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#3E50BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E50BC

6.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E50BC	#FFFFFF	#000000	##FFFFFF
##3E50BC	1.00	6.82	3.08	6.82
#FFFFFF	6.82	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061C0

Deuteranopia (green-blind)

#0055BA

Tritanopia (blue-blind)

#006A7E

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3e50bc;
/* rgb */ color: rgb(62, 80, 188);
/* oklch */ color: oklch(48.1% 0.170 271.3);

Tailwind

colors: {
  custom: {
    50: '#8280d1',
    500: '#3e50bc',
    950: '#000000',
  },
}

SCSS

$custom: #3e50bc;
$custom-light: #8280d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3e50bc",
  "rgb": {
    "r": 62,
    "g": 80,
    "b": 188
  },
  "hsl": {
    "h": 231.429,
    "s": 50.4,
    "l": 49.02
  },
  "oklch": {
    "l": 0.48118,
    "c": 0.1701,
    "h": 271.3
  },
  "luminance": 0.10392
}

Semantic roles & 50–950 ramp

primary

#3E50BC

secondary

#C9C08D

accent

#C64EDA

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0A14

muted

#7D7C82

Preview Lab

Preview with #3E50BC

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

Preview Lab → · Contrast checker → · Palette generator →