#3B3EB8#3B3EB8

#3B3EB8 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 44.4% C 0.187 H 274.6°. Best body text is #FFFFFF at 8.18:1 contrast (WCAG AA passes).

Color values

HEX	#3B3EB8
RGB	rgb(59, 62, 184)
HSL	hsl(239, 51%, 48%)
HSV	hsv(239, 68%, 72%)
CMYK	cmyk(67.9%, 66.3%, 0%, 27.8%)
CIE-LAB	lab(33.64, 38.10, -64.72)
CIE-LCH	lch(33.64, 75.10, 300.48°)
OKLab	oklab(44.36% 0.015 -0.1868)
OKLCH	oklch(44.36% 0.187 274.6)
XYZ	xyz(12.1751, 7.8346, 46.2087)
Luminance	0.0784 (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

#3B3EB8 #B8B53B

analogous

#3B7CB8 #3B3EB8 #763BB8

triadic

#3B3EB8 #B83B3E #3EB83B

tetradic

#3B3EB8 #B83B7C #B8B53B #3BB876

square

#3B3EB8 #B83B7C #B8B53B #3BB876

split-complementary

#3B3EB8 #B8763B #7CB83B

monochromatic

#1D1F5B #2C2E8A #3B3EB8 #6366CD #9293DC

Accessibility & contrast

On white

8.18

#3B3EB8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#3B3EB8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B3EB8

8.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B3EB8	#FFFFFF	#000000	##FFFFFF
##3B3EB8	1.00	8.18	2.57	8.18
#FFFFFF	8.18	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055BC

Deuteranopia (green-blind)

#0049B6

Tritanopia (blue-blind)

#005E75

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3b3eb8;
/* rgb */ color: rgb(59, 62, 184);
/* oklch */ color: oklch(44.4% 0.187 274.6);

Tailwind

colors: {
  custom: {
    50: '#8174ce',
    500: '#3b3eb8',
    950: '#000000',
  },
}

SCSS

$custom: #3b3eb8;
$custom-light: #8174ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3b3eb8",
  "rgb": {
    "r": 59,
    "g": 62,
    "b": 184
  },
  "hsl": {
    "h": 238.56,
    "s": 51.44,
    "l": 47.647
  },
  "oklch": {
    "l": 0.44359,
    "c": 0.18745,
    "h": 274.6
  },
  "luminance": 0.07836
}

Semantic roles & 50–950 ramp

primary

#3B3EB8

secondary

#C7C588

accent

#D74DDB

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #3B3EB8

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

Preview Lab → · Contrast checker → · Palette generator →