#3A3CAF#3A3CAF

#3A3CAF is a dark, vivid blue. Relative luminance 0.072; OKLCH L 43.1% C 0.178 H 275.2°. Best body text is #FFFFFF at 8.59:1 contrast (WCAG AA passes).

Color values

HEX	#3A3CAF
RGB	rgb(58, 60, 175)
HSL	hsl(239, 50%, 46%)
HSV	hsv(239, 67%, 69%)
CMYK	cmyk(66.9%, 65.7%, 0%, 31.4%)
CIE-LAB	lab(32.31, 36.12, -61.54)
CIE-LCH	lch(32.31, 71.36, 300.41°)
OKLab	oklab(43.14% 0.0162 -0.1776)
OKLCH	oklch(43.14% 0.178 275.2)
XYZ	xyz(11.0961, 7.2254, 41.3590)
Luminance	0.0723 (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

#3A3CAF #AFAD3A

analogous

#3A77AF #3A3CAF #723AAF

triadic

#3A3CAF #AF3A3C #3CAF3A

tetradic

#3A3CAF #AF3A77 #AFAD3A #3AAF72

square

#3A3CAF #AF3A77 #AFAD3A #3AAF72

split-complementary

#3A3CAF #AF723A #77AF3A

monochromatic

#1C1C53 #2B2C81 #3A3CAF #5D5FC9 #8B8CD9

Accessibility & contrast

On white

8.59

#3A3CAF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#3A3CAF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A3CAF

8.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A3CAF	#FFFFFF	#000000	##FFFFFF
##3A3CAF	1.00	8.59	2.45	8.59
#FFFFFF	8.59	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051B3

Deuteranopia (green-blind)

#0047AD

Tritanopia (blue-blind)

#005A70

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #3a3caf;
/* rgb */ color: rgb(58, 60, 175);
/* oklch */ color: oklch(43.1% 0.178 275.2);

Tailwind

colors: {
  custom: {
    50: '#7f72c8',
    500: '#3a3caf',
    950: '#000000',
  },
}

SCSS

$custom: #3a3caf;
$custom-light: #7f72c8;
$custom-dark: #000000;

JSON

{
  "hex": "#3a3caf",
  "rgb": {
    "r": 58,
    "g": 60,
    "b": 175
  },
  "hsl": {
    "h": 238.974,
    "s": 50.215,
    "l": 45.686
  },
  "oklch": {
    "l": 0.43136,
    "c": 0.17831,
    "h": 275.2
  },
  "luminance": 0.07226
}

Semantic roles & 50–950 ramp

primary

#3A3CAF

secondary

#C3C282

accent

#D74EDA

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3A3CAF

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

Preview Lab → · Contrast checker → · Palette generator →