#3D5FB1#3D5FB1

#3D5FB1 is a mid, vivid blue. Relative luminance 0.124; OKLCH L 50.3% C 0.136 H 265.0°. Best body text is #FFFFFF at 6.05:1 contrast (WCAG AA passes).

Color values

HEX	#3D5FB1
RGB	rgb(61, 95, 177)
HSL	hsl(222, 49%, 47%)
HSV	hsv(222, 66%, 69%)
CMYK	cmyk(65.5%, 46.3%, 0%, 30.6%)
CIE-LAB	lab(41.77, 14.75, -47.40)
CIE-LCH	lch(41.77, 49.65, 287.28°)
OKLab	oklab(50.31% -0.0119 -0.1355)
OKLCH	oklch(50.31% 0.136 265)
XYZ	xyz(13.9497, 12.3495, 43.2350)
Luminance	0.1235 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D5FB1 #B18F3D

analogous

#3D99B1 #3D5FB1 #553DB1

triadic

#3D5FB1 #B13D5F #5FB13D

tetradic

#3D5FB1 #B13D99 #B18F3D #3DB155

square

#3D5FB1 #B13D99 #B18F3D #3DB155

split-complementary

#3D5FB1 #B1553D #99B13D

monochromatic

#1E2E56 #2D4783 #3D5FB1 #6280C9 #90A5D9

Accessibility & contrast

On white

6.05

#3D5FB1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.47

#3D5FB1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D5FB1

6.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D5FB1	#FFFFFF	#000000	##FFFFFF
##3D5FB1	1.00	6.05	3.47	6.05
#FFFFFF	6.05	1.00	21.00	1.00
#000000	3.47	21.00	1.00	21.00
##FFFFFF	6.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3668B4

Deuteranopia (green-blind)

#215EAF

Tritanopia (blue-blind)

#00727F

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #3d5fb1;
/* rgb */ color: rgb(61, 95, 177);
/* oklch */ color: oklch(50.3% 0.136 265.0);

Tailwind

colors: {
  custom: {
    50: '#7f8bc9',
    500: '#3d5fb1',
    950: '#000000',
  },
}

SCSS

$custom: #3d5fb1;
$custom-light: #7f8bc9;
$custom-dark: #000000;

JSON

{
  "hex": "#3d5fb1",
  "rgb": {
    "r": 61,
    "g": 95,
    "b": 177
  },
  "hsl": {
    "h": 222.414,
    "s": 48.739,
    "l": 46.667
  },
  "oklch": {
    "l": 0.50308,
    "c": 0.13607,
    "h": 265
  },
  "luminance": 0.12351
}

Semantic roles & 50–950 ramp

primary

#3D5FB1

secondary

#C4B286

accent

#B050D8

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #3D5FB1

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

Preview Lab → · Contrast checker → · Palette generator →