#3B3CBB#3B3CBB

#3B3CBB is a dark, vivid blue. Relative luminance 0.077; OKLCH L 44.3% C 0.194 H 274.8°. Best body text is #FFFFFF at 8.24:1 contrast (WCAG AA passes).

Color values

HEX	#3B3CBB
RGB	rgb(59, 60, 187)
HSL	hsl(240, 52%, 48%)
HSV	hsv(240, 68%, 73%)
CMYK	cmyk(68.4%, 67.9%, 0%, 26.7%)
CIE-LAB	lab(33.45, 40.34, -66.79)
CIE-LCH	lch(33.45, 78.02, 301.13°)
OKLab	oklab(44.31% 0.0161 -0.1929)
OKLCH	oklch(44.31% 0.194 274.8)
XYZ	xyz(12.3862, 7.7482, 47.8469)
Luminance	0.0775 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B3CBB #BBBA3B

analogous

#3B7CBB #3B3CBB #7A3BBB

triadic

#3B3CBB #BB3B3C #3CBB3B

tetradic

#3B3CBB #BB3B7C #BBBA3B #3BBB7A

square

#3B3CBB #BB3B7C #BBBA3B #3BBB7A

split-complementary

#3B3CBB #BB7A3B #7CBB3B

monochromatic

#1E1E5E #2C2D8C #3B3CBB #6566CE #9394DD

Accessibility & contrast

On white

8.24

#3B3CBB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#3B3CBB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B3CBB

8.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B3CBB	#FFFFFF	#000000	##FFFFFF
##3B3CBB	1.00	8.24	2.55	8.24
#FFFFFF	8.24	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055BF

Deuteranopia (green-blind)

#0049B9

Tritanopia (blue-blind)

#005E76

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3b3cbb;
/* rgb */ color: rgb(59, 60, 187);
/* oklch */ color: oklch(44.3% 0.194 274.8);

Tailwind

colors: {
  custom: {
    50: '#8272d1',
    500: '#3b3cbb',
    950: '#000000',
  },
}

SCSS

$custom: #3b3cbb;
$custom-light: #8272d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3b3cbb",
  "rgb": {
    "r": 59,
    "g": 60,
    "b": 187
  },
  "hsl": {
    "h": 239.531,
    "s": 52.033,
    "l": 48.235
  },
  "oklch": {
    "l": 0.44308,
    "c": 0.19359,
    "h": 274.8
  },
  "luminance": 0.07749
}

Semantic roles & 50–950 ramp

primary

#3B3CBB

secondary

#C8C88A

accent

#DA4CDB

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #3B3CBB

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

Preview Lab → · Contrast checker → · Palette generator →