#3A3CA9#3A3CA9

#3A3CA9 is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.6% C 0.170 H 275.6°. Best body text is #FFFFFF at 8.75:1 contrast (WCAG AA passes).

Color values

HEX	#3A3CA9
RGB	rgb(58, 60, 169)
HSL	hsl(239, 49%, 45%)
HSV	hsv(239, 66%, 66%)
CMYK	cmyk(65.7%, 64.5%, 0%, 33.7%)
CIE-LAB	lab(31.80, 34.05, -58.80)
CIE-LCH	lch(31.80, 67.95, 300.07°)
OKLab	oklab(42.6% 0.0167 -0.1695)
OKLCH	oklch(42.6% 0.17 275.6)
XYZ	xyz(10.5199, 6.9949, 38.3242)
Luminance	0.0700 (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

#3A3CA9 #A9A73A

analogous

#3A74A9 #3A3CA9 #703AA9

triadic

#3A3CA9 #A93A3C #3CA93A

tetradic

#3A3CA9 #A93A74 #A9A73A #3AA970

square

#3A3CA9 #A93A74 #A9A73A #3AA970

split-complementary

#3A3CA9 #A9703A #74A93A

monochromatic

#1B1C4E #2A2C7B #3A3CA9 #5A5CC6 #8789D6

Accessibility & contrast

On white

8.75

#3A3CA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#3A3CA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A3CA9

8.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A3CA9	#FFFFFF	#000000	##FFFFFF
##3A3CA9	1.00	8.75	2.40	8.75
#FFFFFF	8.75	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050AC

Deuteranopia (green-blind)

#0046A7

Tritanopia (blue-blind)

#00586D

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3a3ca9;
/* rgb */ color: rgb(58, 60, 169);
/* oklch */ color: oklch(42.6% 0.170 275.6);

Tailwind

colors: {
  custom: {
    50: '#7e72c3',
    500: '#3a3ca9',
    950: '#000000',
  },
}

SCSS

$custom: #3a3ca9;
$custom-light: #7e72c3;
$custom-dark: #000000;

JSON

{
  "hex": "#3a3ca9",
  "rgb": {
    "r": 58,
    "g": 60,
    "b": 169
  },
  "hsl": {
    "h": 238.919,
    "s": 48.899,
    "l": 44.51
  },
  "oklch": {
    "l": 0.42597,
    "c": 0.17037,
    "h": 275.6
  },
  "luminance": 0.06996
}

Semantic roles & 50–950 ramp

primary

#3A3CA9

secondary

#C0BF7F

accent

#D64FD8

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3A3CA9

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

Preview Lab → · Contrast checker → · Palette generator →