#3D5BCD#3D5BCD

#3D5BCD is a mid, vivid blue. Relative luminance 0.129; OKLCH L 51.5% C 0.180 H 268.3°. Best body text is #FFFFFF at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#3D5BCD
RGB	rgb(61, 91, 205)
HSL	hsl(228, 59%, 52%)
HSV	hsv(228, 70%, 80%)
CMYK	cmyk(70.2%, 55.6%, 0%, 19.6%)
CIE-LAB	lab(42.58, 27.43, -62.37)
CIE-LCH	lch(42.58, 68.14, 293.74°)
OKLab	oklab(51.53% -0.0055 -0.1796)
OKLCH	oklch(51.53% 0.18 268.3)
XYZ	xyz(16.6812, 12.8804, 59.3528)
Luminance	0.1288 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D5BCD #CDAF3D

analogous

#3DA3CD #3D5BCD #673DCD

triadic

#3D5BCD #CD3D5B #5BCD3D

tetradic

#3D5BCD #CD3DA3 #CDAF3D #3DCD67

square

#3D5BCD #CD3DA3 #CDAF3D #3DCD67

split-complementary

#3D5BCD #CD673D #A3CD3D

monochromatic

#1D2F72 #2A43A3 #3D5BCD #6E84DA #9EADE6

Accessibility & contrast

On white

5.87

#3D5BCD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#3D5BCD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D5BCD

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D5BCD	#FFFFFF	#000000	##FFFFFF
##3D5BCD	1.00	5.87	3.58	5.87
#FFFFFF	5.87	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BD1

Deuteranopia (green-blind)

#005ECB

Tritanopia (blue-blind)

#00778B

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #3d5bcd;
/* rgb */ color: rgb(61, 91, 205);
/* oklch */ color: oklch(51.5% 0.180 268.3);

Tailwind

colors: {
  custom: {
    50: '#8489dd',
    500: '#3d5bcd',
    950: '#000000',
  },
}

SCSS

$custom: #3d5bcd;
$custom-light: #8489dd;
$custom-dark: #000000;

JSON

{
  "hex": "#3d5bcd",
  "rgb": {
    "r": 61,
    "g": 91,
    "b": 205
  },
  "hsl": {
    "h": 227.5,
    "s": 59.016,
    "l": 52.157
  },
  "oklch": {
    "l": 0.51532,
    "c": 0.17972,
    "h": 268.3
  },
  "luminance": 0.12882
}

Semantic roles & 50–950 ramp

primary

#3D5BCD

secondary

#D2C593

accent

#C246E2

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3D5BCD

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

Preview Lab → · Contrast checker → · Palette generator →