#3B3DC9#3B3DC9

#3B3DC9 is a mid, highly saturated blue. Relative luminance 0.085; OKLCH L 45.8% C 0.210 H 273.7°. Best body text is #FFFFFF at 7.79:1 contrast (WCAG AA passes).

Color values

HEX	#3B3DC9
RGB	rgb(59, 61, 201)
HSL	hsl(239, 57%, 51%)
HSV	hsv(239, 71%, 79%)
CMYK	cmyk(70.6%, 69.7%, 0%, 21.2%)
CIE-LAB	lab(34.97, 44.44, -72.50)
CIE-LCH	lch(34.97, 85.04, 301.50°)
OKLab	oklab(45.8% 0.0137 -0.2096)
OKLCH	oklch(45.8% 0.21 273.7)
XYZ	xyz(14.0115, 8.4830, 56.1460)
Luminance	0.0848 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue Blue

#2242C7

ΔE00 2.92

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B3DC9 #C9C73B

analogous

#3B84C9 #3B3DC9 #803BC9

triadic

#3B3DC9 #C93B3D #3DC93B

tetradic

#3B3DC9 #C93B84 #C9C73B #3BC980

square

#3B3DC9 #C93B84 #C9C73B #3BC980

split-complementary

#3B3DC9 #C9803B #84C93B

monochromatic

#1E1F6C #2B2D9C #3B3DC9 #6B6CD6 #9B9CE3

Accessibility & contrast

On white

7.79

#3B3DC9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#3B3DC9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B3DC9

7.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B3DC9	#FFFFFF	#000000	##FFFFFF
##3B3DC9	1.00	7.79	2.70	7.79
#FFFFFF	7.79	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059CD

Deuteranopia (green-blind)

#004CC6

Tritanopia (blue-blind)

#00647E

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3b3dc9;
/* rgb */ color: rgb(59, 61, 201);
/* oklch */ color: oklch(45.8% 0.210 273.7);

Tailwind

colors: {
  custom: {
    50: '#8573db',
    500: '#3b3dc9',
    950: '#000000',
  },
}

SCSS

$custom: #3b3dc9;
$custom-light: #8573db;
$custom-dark: #000000;

JSON

{
  "hex": "#3b3dc9",
  "rgb": {
    "r": 59,
    "g": 61,
    "b": 201
  },
  "hsl": {
    "h": 239.155,
    "s": 56.8,
    "l": 50.98
  },
  "oklch": {
    "l": 0.45796,
    "c": 0.21006,
    "h": 273.7
  },
  "luminance": 0.08484
}

Semantic roles & 50–950 ramp

primary

#3B3DC9

secondary

#CFCE90

accent

#DE48E0

background

#F8F7FD

surface

#F0EDFB

border

#CBC8D4

text

#0D0815

muted

#7D7B83

Preview Lab

Preview with #3B3DC9

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

Preview Lab → · Contrast checker → · Palette generator →