#3A408F#3A408F

#3A408F is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.2% C 0.129 H 275.9°. Best body text is #FFFFFF at 9.09:1 contrast (WCAG AA passes).

Color values

HEX	#3A408F
RGB	rgb(58, 64, 143)
HSL	hsl(236, 42%, 39%)
HSV	hsv(236, 59%, 56%)
CMYK	cmyk(59.4%, 55.2%, 0%, 43.9%)
CIE-LAB	lab(30.76, 22.36, -44.72)
CIE-LCH	lch(30.76, 50.00, 296.57°)
OKLab	oklab(41.19% 0.0133 -0.1281)
OKLCH	oklch(41.19% 0.129 275.9)
XYZ	xyz(8.5346, 6.5489, 26.7956)
Luminance	0.0655 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A408F #8F893A

analogous

#3A6B8F #3A408F #5F3A8F

triadic

#3A408F #8F3A40 #408F3A

tetradic

#3A408F #8F3A6B #8F893A #3A8F5F

square

#3A408F #8F3A6B #8F893A #3A8F5F

split-complementary

#3A408F #8F5F3A #6B8F3A

monochromatic

#171938 #282D63 #3A408F #4F56B7 #7A80C9

Accessibility & contrast

On white

9.09

#3A408F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#3A408F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A408F

9.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A408F	#FFFFFF	#000000	##FFFFFF
##3A408F	1.00	9.09	2.31	9.09
#FFFFFF	9.09	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D4C92

Deuteranopia (green-blind)

#00458D

Tritanopia (blue-blind)

#005261

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #3a408f;
/* rgb */ color: rgb(58, 64, 143);
/* oklch */ color: oklch(41.2% 0.129 275.9);

Tailwind

colors: {
  custom: {
    50: '#7874b0',
    500: '#3a408f',
    950: '#000000',
  },
}

SCSS

$custom: #3a408f;
$custom-light: #7874b0;
$custom-dark: #000000;

JSON

{
  "hex": "#3a408f",
  "rgb": {
    "r": 58,
    "g": 64,
    "b": 143
  },
  "hsl": {
    "h": 235.765,
    "s": 42.289,
    "l": 39.412
  },
  "oklch": {
    "l": 0.41185,
    "c": 0.12879,
    "h": 275.9
  },
  "luminance": 0.0655
}

Semantic roles & 50–950 ramp

primary

#3A408F

secondary

#B3AE72

accent

#C956D2

background

#F7F7FA

surface

#EEEDF5

border

#C9C8CF

text

#0A0811

muted

#7C7B80

Preview Lab

Preview with #3A408F

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

Preview Lab → · Contrast checker → · Palette generator →