#3D519B#3D519B

#3D519B is a mid, vivid blue. Relative luminance 0.092; OKLCH L 45.8% C 0.122 H 269.7°. Best body text is #FFFFFF at 7.37:1 contrast (WCAG AA passes).

Color values

HEX	#3D519B
RGB	rgb(61, 81, 155)
HSL	hsl(227, 44%, 42%)
HSV	hsv(227, 61%, 61%)
CMYK	cmyk(60.6%, 47.7%, 0%, 39.2%)
CIE-LAB	lab(36.45, 15.97, -42.85)
CIE-LCH	lch(36.45, 45.73, 290.44°)
OKLab	oklab(45.8% -0.0007 -0.1223)
OKLCH	oklch(45.8% 0.122 269.7)
XYZ	xyz(10.7813, 9.2426, 32.2199)
Luminance	0.0924 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D519B #9B873D

analogous

#3D809B #3D519B #583D9B

triadic

#3D519B #9B3D51 #519B3D

tetradic

#3D519B #9B3D80 #9B873D #3D9B58

square

#3D519B #9B3D80 #9B873D #3D9B58

split-complementary

#3D519B #9B583D #809B3D

monochromatic

#1A2343 #2C3A6F #3D519B #586DBD #8494CF

Accessibility & contrast

On white

7.37

#3D519B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#3D519B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D519B

7.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D519B	#FFFFFF	#000000	##FFFFFF
##3D519B	1.00	7.37	2.85	7.37
#FFFFFF	7.37	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D5A9E

Deuteranopia (green-blind)

#1E5299

Tritanopia (blue-blind)

#00626E

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #3d519b;
/* rgb */ color: rgb(61, 81, 155);
/* oklch */ color: oklch(45.8% 0.122 269.7);

Tailwind

colors: {
  custom: {
    50: '#7b81b9',
    500: '#3d519b',
    950: '#000000',
  },
}

SCSS

$custom: #3d519b;
$custom-light: #7b81b9;
$custom-dark: #000000;

JSON

{
  "hex": "#3d519b",
  "rgb": {
    "r": 61,
    "g": 81,
    "b": 155
  },
  "hsl": {
    "h": 227.234,
    "s": 43.519,
    "l": 42.353
  },
  "oklch": {
    "l": 0.45797,
    "c": 0.12235,
    "h": 269.7
  },
  "luminance": 0.09244
}

Semantic roles & 50–950 ramp

primary

#3D519B

secondary

#B9AC7B

accent

#B855D3

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#0A0A11

muted

#7C7C80

Preview Lab

Preview with #3D519B

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

Preview Lab → · Contrast checker → · Palette generator →