#3B41B6#3B41B6

#3B41B6 is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.7% C 0.181 H 274.1°. Best body text is #FFFFFF at 8.02:1 contrast (WCAG AA passes).

Color values

HEX	#3B41B6
RGB	rgb(59, 65, 182)
HSL	hsl(237, 51%, 47%)
HSV	hsv(237, 68%, 71%)
CMYK	cmyk(67.6%, 64.3%, 0%, 28.6%)
CIE-LAB	lab(34.16, 35.55, -62.67)
CIE-LCH	lch(34.16, 72.05, 299.56°)
OKLab	oklab(44.69% 0.013 -0.1808)
OKLCH	oklch(44.69% 0.181 274.1)
XYZ	xyz(12.1346, 8.0867, 45.1683)
Luminance	0.0809 (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

#3B41B6 #B6B03B

analogous

#3B7FB6 #3B41B6 #723BB6

triadic

#3B41B6 #B63B41 #41B63B

tetradic

#3B41B6 #B63B7F #B6B03B #3BB672

square

#3B41B6 #B63B7F #B6B03B #3BB672

split-complementary

#3B41B6 #B6723B #7FB63B

monochromatic

#1D205A #2C3088 #3B41B6 #6267CC #9094DB

Accessibility & contrast

On white

8.02

#3B41B6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#3B41B6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B41B6

8.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B41B6	#FFFFFF	#000000	##FFFFFF
##3B41B6	1.00	8.02	2.62	8.02
#FFFFFF	8.02	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056BA

Deuteranopia (green-blind)

#004BB4

Tritanopia (blue-blind)

#005F75

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3b41b6;
/* rgb */ color: rgb(59, 65, 182);
/* oklch */ color: oklch(44.7% 0.181 274.1);

Tailwind

colors: {
  custom: {
    50: '#8076cd',
    500: '#3b41b6',
    950: '#000000',
  },
}

SCSS

$custom: #3b41b6;
$custom-light: #8076cd;
$custom-dark: #000000;

JSON

{
  "hex": "#3b41b6",
  "rgb": {
    "r": 59,
    "g": 65,
    "b": 182
  },
  "hsl": {
    "h": 237.073,
    "s": 51.037,
    "l": 47.255
  },
  "oklch": {
    "l": 0.44689,
    "c": 0.1813,
    "h": 274.1
  },
  "luminance": 0.08088
}

Semantic roles & 50–950 ramp

primary

#3B41B6

secondary

#C6C387

accent

#D44DDB

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #3B41B6

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

Preview Lab → · Contrast checker → · Palette generator →