#3D5FB5#3D5FB5

#3D5FB5 is a mid, vivid blue. Relative luminance 0.125; OKLCH L 50.6% C 0.142 H 265.4°. Best body text is #FFFFFF at 6.00:1 contrast (WCAG AA passes).

Color values

HEX	#3D5FB5
RGB	rgb(61, 95, 181)
HSL	hsl(223, 50%, 47%)
HSV	hsv(223, 66%, 71%)
CMYK	cmyk(66.3%, 47.5%, 0%, 29%)
CIE-LAB	lab(42.02, 16.19, -49.35)
CIE-LCH	lch(42.02, 51.94, 288.17°)
OKLab	oklab(50.58% -0.0113 -0.1413)
OKLCH	oklch(50.58% 0.142 265.4)
XYZ	xyz(14.3543, 12.5114, 45.3656)
Luminance	0.1251 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D5FB5 #B5933D

analogous

#3D9BB5 #3D5FB5 #573DB5

triadic

#3D5FB5 #B53D5F #5FB53D

tetradic

#3D5FB5 #B53D9B #B5933D #3DB557

square

#3D5FB5 #B53D9B #B5933D #3DB557

split-complementary

#3D5FB5 #B5573D #9BB53D

monochromatic

#1E2F59 #2E4787 #3D5FB5 #6481CB #92A7DA

Accessibility & contrast

On white

6.00

#3D5FB5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#3D5FB5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D5FB5

6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D5FB5	#FFFFFF	#000000	##FFFFFF
##3D5FB5	1.00	6.00	3.50	6.00
#FFFFFF	6.00	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	6.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3369B8

Deuteranopia (green-blind)

#1A5EB3

Tritanopia (blue-blind)

#007381

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #3d5fb5;
/* rgb */ color: rgb(61, 95, 181);
/* oklch */ color: oklch(50.6% 0.142 265.4);

Tailwind

colors: {
  custom: {
    50: '#7f8bcc',
    500: '#3d5fb5',
    950: '#000000',
  },
}

SCSS

$custom: #3d5fb5;
$custom-light: #7f8bcc;
$custom-dark: #000000;

JSON

{
  "hex": "#3d5fb5",
  "rgb": {
    "r": 61,
    "g": 95,
    "b": 181
  },
  "hsl": {
    "h": 223,
    "s": 49.587,
    "l": 47.451
  },
  "oklch": {
    "l": 0.50581,
    "c": 0.14171,
    "h": 265.4
  },
  "luminance": 0.12513
}

Semantic roles & 50–950 ramp

primary

#3D5FB5

secondary

#C5B488

accent

#B24FD9

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #3D5FB5

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

Preview Lab → · Contrast checker → · Palette generator →