#3B489F#3B489F

#3B489F is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.1% C 0.141 H 272.8°. Best body text is #FFFFFF at 8.03:1 contrast (WCAG AA passes).

Color values

HEX	#3B489F
RGB	rgb(59, 72, 159)
HSL	hsl(232, 46%, 43%)
HSV	hsv(232, 63%, 62%)
CMYK	cmyk(62.9%, 54.7%, 0%, 37.6%)
CIE-LAB	lab(34.12, 22.93, -49.01)
CIE-LCH	lch(34.12, 54.11, 295.07°)
OKLab	oklab(44.09% 0.007 -0.1406)
OKLCH	oklch(44.09% 0.141 272.8)
XYZ	xyz(10.3769, 8.0669, 33.8044)
Luminance	0.0807 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B489F #9F923B

analogous

#3B7A9F #3B489F #603B9F

triadic

#3B489F #9F3B48 #489F3B

tetradic

#3B489F #9F3B7A #9F923B #3B9F60

square

#3B489F #9F3B7A #9F923B #3B9F60

split-complementary

#3B489F #9F603B #7A9F3B

monochromatic

#1A2046 #2A3472 #3B489F #5764C1 #838DD1

Accessibility & contrast

On white

8.03

#3B489F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#3B489F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B489F

8.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B489F	#FFFFFF	#000000	##FFFFFF
##3B489F	1.00	8.03	2.61	8.03
#FFFFFF	8.03	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C55A2

Deuteranopia (green-blind)

#004C9D

Tritanopia (blue-blind)

#005C6C

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3b489f;
/* rgb */ color: rgb(59, 72, 159);
/* oklch */ color: oklch(44.1% 0.141 272.8);

Tailwind

colors: {
  custom: {
    50: '#7b7abc',
    500: '#3b489f',
    950: '#000000',
  },
}

SCSS

$custom: #3b489f;
$custom-light: #7b7abc;
$custom-dark: #000000;

JSON

{
  "hex": "#3b489f",
  "rgb": {
    "r": 59,
    "g": 72,
    "b": 159
  },
  "hsl": {
    "h": 232.2,
    "s": 45.872,
    "l": 42.745
  },
  "oklch": {
    "l": 0.44092,
    "c": 0.1408,
    "h": 272.8
  },
  "luminance": 0.08068
}

Semantic roles & 50–950 ramp

primary

#3B489F

secondary

#BBB37B

accent

#C452D6

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #3B489F

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

Preview Lab → · Contrast checker → · Palette generator →