#3A408A#3A408A

#3A408A is a dark, vivid blue. Relative luminance 0.064; OKLCH L 40.8% C 0.121 H 276.1°. Best body text is #FFFFFF at 9.21:1 contrast (WCAG AA passes).

Color values

HEX	#3A408A
RGB	rgb(58, 64, 138)
HSL	hsl(236, 41%, 38%)
HSV	hsv(236, 58%, 54%)
CMYK	cmyk(58%, 53.6%, 0%, 45.9%)
CIE-LAB	lab(30.40, 20.61, -42.21)
CIE-LCH	lch(30.40, 46.97, 296.02°)
OKLab	oklab(40.81% 0.0129 -0.1207)
OKLCH	oklch(40.81% 0.121 276.1)
XYZ	xyz(8.1643, 6.4007, 24.8451)
Luminance	0.0640 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A408A #8A843A

analogous

#3A688A #3A408A #5C3A8A

triadic

#3A408A #8A3A40 #408A3A

tetradic

#3A408A #8A3A68 #8A843A #3A8A5C

square

#3A408A #8A3A68 #8A843A #3A8A5C

split-complementary

#3A408A #8A5C3A #688A3A

monochromatic

#161834 #282C5F #3A408A #4D55B4 #787EC6

Accessibility & contrast

On white

9.21

#3A408A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#3A408A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A408A

9.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A408A	#FFFFFF	#000000	##FFFFFF
##3A408A	1.00	9.21	2.28	9.21
#FFFFFF	9.21	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#174B8D

Deuteranopia (green-blind)

#064488

Tritanopia (blue-blind)

#0C515E

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #3a408a;
/* rgb */ color: rgb(58, 64, 138);
/* oklch */ color: oklch(40.8% 0.121 276.1);

Tailwind

colors: {
  custom: {
    50: '#7774ad',
    500: '#3a408a',
    950: '#000000',
  },
}

SCSS

$custom: #3a408a;
$custom-light: #7774ad;
$custom-dark: #000000;

JSON

{
  "hex": "#3a408a",
  "rgb": {
    "r": 58,
    "g": 64,
    "b": 138
  },
  "hsl": {
    "h": 235.5,
    "s": 40.816,
    "l": 38.431
  },
  "oklch": {
    "l": 0.40805,
    "c": 0.12143,
    "h": 276.1
  },
  "luminance": 0.06401
}

Semantic roles & 50–950 ramp

primary

#3A408A

secondary

#B0AB70

accent

#C857D1

background

#F7F7FA

surface

#EEEDF4

border

#C9C8CE

text

#090810

muted

#7B7B7F

Preview Lab

Preview with #3A408A

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

Preview Lab → · Contrast checker → · Palette generator →