#3A3A9B#3A3A9B

#3A3A9B is a dark, vivid blue. Relative luminance 0.063; OKLCH L 41.0% C 0.154 H 277.2°. Best body text is #FFFFFF at 9.30:1 contrast (WCAG AA passes).

Color values

HEX	#3A3A9B
RGB	rgb(58, 58, 155)
HSL	hsl(240, 46%, 42%)
HSV	hsv(240, 63%, 61%)
CMYK	cmyk(62.6%, 62.6%, 0%, 39.2%)
CIE-LAB	lab(30.14, 30.48, -53.06)
CIE-LCH	lch(30.14, 61.19, 299.88°)
OKLab	oklab(41.02% 0.0193 -0.1527)
OKLCH	oklch(41.02% 0.154 277.2)
XYZ	xyz(9.1725, 6.2915, 31.7350)
Luminance	0.0629 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 7.28

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A3A9B #9B9B3A

analogous

#3A6B9B #3A3A9B #6B3A9B

triadic

#3A3A9B #9B3A3A #3A9B3A

tetradic

#3A3A9B #9B3A6B #9B9B3A #3A9B6B

square

#3A3A9B #9B3A6B #9B9B3A #3A9B6B

split-complementary

#3A3A9B #9B6B3A #6B9B3A

monochromatic

#191942 #29296E #3A3A9B #5353BF #8080CF

Accessibility & contrast

On white

9.30

#3A3A9B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#3A3A9B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A3A9B

9.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A3A9B	#FFFFFF	#000000	##FFFFFF
##3A3A9B	1.00	9.30	2.26	9.30
#FFFFFF	9.30	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004B9E

Deuteranopia (green-blind)

#004399

Tritanopia (blue-blind)

#005265

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #3a3a9b;
/* rgb */ color: rgb(58, 58, 155);
/* oklch */ color: oklch(41.0% 0.154 277.2);

Tailwind

colors: {
  custom: {
    50: '#7b70b9',
    500: '#3a3a9b',
    950: '#000000',
  },
}

SCSS

$custom: #3a3a9b;
$custom-light: #7b70b9;
$custom-dark: #000000;

JSON

{
  "hex": "#3a3a9b",
  "rgb": {
    "r": 58,
    "g": 58,
    "b": 155
  },
  "hsl": {
    "h": 240,
    "s": 45.54,
    "l": 41.765
  },
  "oklch": {
    "l": 0.41016,
    "c": 0.15391,
    "h": 277.2
  },
  "luminance": 0.06292
}

Semantic roles & 50–950 ramp

primary

#3A3A9B

secondary

#B9B978

accent

#D553D5

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #3A3A9B

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

Preview Lab → · Contrast checker → · Palette generator →