#3B3DAF#3B3DAF

#3B3DAF is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.4% C 0.177 H 275.4°. Best body text is #FFFFFF at 8.49:1 contrast (WCAG AA passes).

Color values

HEX	#3B3DAF
RGB	rgb(59, 61, 175)
HSL	hsl(239, 50%, 46%)
HSV	hsv(239, 66%, 69%)
CMYK	cmyk(66.3%, 65.1%, 0%, 31.4%)
CIE-LAB	lab(32.62, 35.63, -61.05)
CIE-LCH	lch(32.62, 70.69, 300.27°)
OKLab	oklab(43.37% 0.0166 -0.1761)
OKLCH	oklch(43.37% 0.177 275.4)
XYZ	xyz(11.2077, 7.3615, 41.3794)
Luminance	0.0736 (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

#3B3DAF #AFAD3B

analogous

#3B77AF #3B3DAF #733BAF

triadic

#3B3DAF #AF3B3D #3DAF3B

tetradic

#3B3DAF #AF3B77 #AFAD3B #3BAF73

square

#3B3DAF #AF3B77 #AFAD3B #3BAF73

split-complementary

#3B3DAF #AF733B #77AF3B

monochromatic

#1C1D53 #2C2D81 #3B3DAF #5E60C9 #8C8DD8

Accessibility & contrast

On white

8.49

#3B3DAF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#3B3DAF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B3DAF

8.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B3DAF	#FFFFFF	#000000	##FFFFFF
##3B3DAF	1.00	8.49	2.47	8.49
#FFFFFF	8.49	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B3

Deuteranopia (green-blind)

#0048AD

Tritanopia (blue-blind)

#005A70

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3b3daf;
/* rgb */ color: rgb(59, 61, 175);
/* oklch */ color: oklch(43.4% 0.177 275.4);

Tailwind

colors: {
  custom: {
    50: '#7f73c8',
    500: '#3b3daf',
    950: '#000000',
  },
}

SCSS

$custom: #3b3daf;
$custom-light: #7f73c8;
$custom-dark: #000000;

JSON

{
  "hex": "#3b3daf",
  "rgb": {
    "r": 59,
    "g": 61,
    "b": 175
  },
  "hsl": {
    "h": 238.966,
    "s": 49.573,
    "l": 45.882
  },
  "oklch": {
    "l": 0.43373,
    "c": 0.17688,
    "h": 275.4
  },
  "luminance": 0.07362
}

Semantic roles & 50–950 ramp

primary

#3B3DAF

secondary

#C3C283

accent

#D74FD9

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3B3DAF

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

Preview Lab → · Contrast checker → · Palette generator →