#3A3AAA#3A3AAA

#3A3AAA is a dark, vivid blue. Relative luminance 0.068; OKLCH L 42.3% C 0.174 H 276.0°. Best body text is #FFFFFF at 8.88:1 contrast (WCAG AA passes).

Color values

HEX	#3A3AAA
RGB	rgb(58, 58, 170)
HSL	hsl(240, 49%, 45%)
HSV	hsv(240, 66%, 67%)
CMYK	cmyk(65.9%, 65.9%, 0%, 33.3%)
CIE-LAB	lab(31.41, 35.65, -60.03)
CIE-LCH	lch(31.41, 69.82, 300.70°)
OKLab	oklab(42.34% 0.0182 -0.1732)
OKLCH	oklch(42.34% 0.174 276)
XYZ	xyz(10.5113, 6.8270, 38.7862)
Luminance	0.0683 (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

#3A3AAA #AAAA3A

analogous

#3A72AA #3A3AAA #723AAA

triadic

#3A3AAA #AA3A3A #3AAA3A

tetradic

#3A3AAA #AA3A72 #AAAA3A #3AAA72

square

#3A3AAA #AA3A72 #AAAA3A #3AAA72

split-complementary

#3A3AAA #AA723A #72AA3A

monochromatic

#1B1B4F #2A2A7C #3A3AAA #5A5AC7 #8888D6

Accessibility & contrast

On white

8.88

#3A3AAA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#3A3AAA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A3AAA

8.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A3AAA	#FFFFFF	#000000	##FFFFFF
##3A3AAA	1.00	8.88	2.37	8.88
#FFFFFF	8.88	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FAE

Deuteranopia (green-blind)

#0045A8

Tritanopia (blue-blind)

#00576D

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #3a3aaa;
/* rgb */ color: rgb(58, 58, 170);
/* oklch */ color: oklch(42.3% 0.174 276.0);

Tailwind

colors: {
  custom: {
    50: '#7e70c4',
    500: '#3a3aaa',
    950: '#000000',
  },
}

SCSS

$custom: #3a3aaa;
$custom-light: #7e70c4;
$custom-dark: #000000;

JSON

{
  "hex": "#3a3aaa",
  "rgb": {
    "r": 58,
    "g": 58,
    "b": 170
  },
  "hsl": {
    "h": 240,
    "s": 49.123,
    "l": 44.706
  },
  "oklch": {
    "l": 0.42342,
    "c": 0.17412,
    "h": 276
  },
  "luminance": 0.06828
}

Semantic roles & 50–950 ramp

primary

#3A3AAA

secondary

#C1C17F

accent

#D94FD9

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3A3AAA

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

Preview Lab → · Contrast checker → · Palette generator →