#3A489E#3A489E

#3A489E is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.0% C 0.140 H 272.4°. Best body text is #FFFFFF at 8.08:1 contrast (WCAG AA passes).

Color values

HEX	#3A489E
RGB	rgb(58, 72, 158)
HSL	hsl(232, 46%, 42%)
HSV	hsv(232, 63%, 62%)
CMYK	cmyk(63.3%, 54.4%, 0%, 38%)
CIE-LAB	lab(33.99, 22.39, -48.63)
CIE-LCH	lch(33.99, 53.53, 294.72°)
OKLab	oklab(43.95% 0.0058 -0.1395)
OKLCH	oklch(43.95% 0.14 272.4)
XYZ	xyz(10.2318, 8.0020, 33.3465)
Luminance	0.0800 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A489E #9E903A

analogous

#3A7A9E #3A489E #5E3A9E

triadic

#3A489E #9E3A48 #489E3A

tetradic

#3A489E #9E3A7A #9E903A #3A9E5E

square

#3A489E #9E3A7A #9E903A #3A9E5E

split-complementary

#3A489E #9E5E3A #7A9E3A

monochromatic

#191F44 #2A3471 #3A489E #5564C0 #818DD1

Accessibility & contrast

On white

8.08

#3A489E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#3A489E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A489E

8.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A489E	#FFFFFF	#000000	##FFFFFF
##3A489E	1.00	8.08	2.60	8.08
#FFFFFF	8.08	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F54A1

Deuteranopia (green-blind)

#004C9C

Tritanopia (blue-blind)

#005C6C

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3a489e;
/* rgb */ color: rgb(58, 72, 158);
/* oklch */ color: oklch(44.0% 0.140 272.4);

Tailwind

colors: {
  custom: {
    50: '#7b7abb',
    500: '#3a489e',
    950: '#000000',
  },
}

SCSS

$custom: #3a489e;
$custom-light: #7b7abb;
$custom-dark: #000000;

JSON

{
  "hex": "#3a489e",
  "rgb": {
    "r": 58,
    "g": 72,
    "b": 158
  },
  "hsl": {
    "h": 231.6,
    "s": 46.296,
    "l": 42.353
  },
  "oklch": {
    "l": 0.43951,
    "c": 0.13965,
    "h": 272.4
  },
  "luminance": 0.08003
}

Semantic roles & 50–950 ramp

primary

#3A489E

secondary

#BBB179

accent

#C352D6

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #3A489E

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

Preview Lab → · Contrast checker → · Palette generator →