#3B4FC0#3B4FC0

#3B4FC0 is a mid, vivid blue. Relative luminance 0.103; OKLCH L 48.1% C 0.178 H 270.6°. Best body text is #FFFFFF at 6.85:1 contrast (WCAG AA passes).

Color values

HEX	#3B4FC0
RGB	rgb(59, 79, 192)
HSL	hsl(231, 53%, 49%)
HSV	hsv(231, 69%, 75%)
CMYK	cmyk(69.3%, 58.9%, 0%, 24.7%)
CIE-LAB	lab(38.42, 30.18, -61.60)
CIE-LCH	lch(38.42, 68.60, 296.10°)
OKLab	oklab(48.09% 0.0018 -0.1776)
OKLCH	oklch(48.09% 0.178 270.6)
XYZ	xyz(14.1108, 10.3262, 51.1085)
Luminance	0.1033 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B4FC0 #C0AC3B

analogous

#3B92C0 #3B4FC0 #693BC0

triadic

#3B4FC0 #C03B4F #4FC03B

tetradic

#3B4FC0 #C03B92 #C0AC3B #3BC069

square

#3B4FC0 #C03B92 #C0AC3B #3BC069

split-complementary

#3B4FC0 #C0693B #92C03B

monochromatic

#1E2862 #2D3C91 #3B4FC0 #6877D1 #97A1DF

Accessibility & contrast

On white

6.85

#3B4FC0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#3B4FC0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B4FC0

6.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B4FC0	#FFFFFF	#000000	##FFFFFF
##3B4FC0	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)

#0061C4

Deuteranopia (green-blind)

#0055BE

Tritanopia (blue-blind)

#006B80

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3b4fc0;
/* rgb */ color: rgb(59, 79, 192);
/* oklch */ color: oklch(48.1% 0.178 270.6);

Tailwind

colors: {
  custom: {
    50: '#8180d4',
    500: '#3b4fc0',
    950: '#000000',
  },
}

SCSS

$custom: #3b4fc0;
$custom-light: #8180d4;
$custom-dark: #000000;

JSON

{
  "hex": "#3b4fc0",
  "rgb": {
    "r": 59,
    "g": 79,
    "b": 192
  },
  "hsl": {
    "h": 230.977,
    "s": 52.988,
    "l": 49.216
  },
  "oklch": {
    "l": 0.48086,
    "c": 0.17759,
    "h": 270.6
  },
  "luminance": 0.10328
}

Semantic roles & 50–950 ramp

primary

#3B4FC0

secondary

#CAC18C

accent

#C74BDC

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #3B4FC0

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

Preview Lab → · Contrast checker → · Palette generator →