#3B4EBE#3B4EBE

#3B4EBE is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.7% C 0.176 H 270.8°. Best body text is #FFFFFF at 6.96:1 contrast (WCAG AA passes).

Color values

HEX	#3B4EBE
RGB	rgb(59, 78, 190)
HSL	hsl(231, 53%, 49%)
HSV	hsv(231, 69%, 75%)
CMYK	cmyk(68.9%, 58.9%, 0%, 25.5%)
CIE-LAB	lab(38.01, 30.10, -61.10)
CIE-LCH	lch(38.01, 68.11, 296.23°)
OKLab	oklab(47.73% 0.0026 -0.1761)
OKLCH	oklch(47.73% 0.176 270.8)
XYZ	xyz(13.8191, 10.0950, 49.9255)
Luminance	0.1010 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B4EBE #BEAB3B

analogous

#3B90BE #3B4EBE #6A3BBE

triadic

#3B4EBE #BE3B4E #4EBE3B

tetradic

#3B4EBE #BE3B90 #BEAB3B #3BBE6A

square

#3B4EBE #BE3B90 #BEAB3B #3BBE6A

split-complementary

#3B4EBE #BE6A3B #90BE3B

monochromatic

#1E2861 #2C3B8F #3B4EBE #6776D0 #95A0DE

Accessibility & contrast

On white

6.96

#3B4EBE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#3B4EBE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B4EBE

6.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B4EBE	#FFFFFF	#000000	##FFFFFF
##3B4EBE	1.00	6.96	3.02	6.96
#FFFFFF	6.96	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060C2

Deuteranopia (green-blind)

#0054BC

Tritanopia (blue-blind)

#006A7E

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #3b4ebe;
/* rgb */ color: rgb(59, 78, 190);
/* oklch */ color: oklch(47.7% 0.176 270.8);

Tailwind

colors: {
  custom: {
    50: '#817fd2',
    500: '#3b4ebe',
    950: '#000000',
  },
}

SCSS

$custom: #3b4ebe;
$custom-light: #817fd2;
$custom-dark: #000000;

JSON

{
  "hex": "#3b4ebe",
  "rgb": {
    "r": 59,
    "g": 78,
    "b": 190
  },
  "hsl": {
    "h": 231.298,
    "s": 52.61,
    "l": 48.824
  },
  "oklch": {
    "l": 0.47732,
    "c": 0.17613,
    "h": 270.8
  },
  "luminance": 0.10096
}

Semantic roles & 50–950 ramp

primary

#3B4EBE

secondary

#CAC18B

accent

#C74CDC

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #3B4EBE

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

Preview Lab → · Contrast checker → · Palette generator →