#3D5DCB#3D5DCB

#3D5DCB is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.8% C 0.175 H 267.6°. Best body text is #FFFFFF at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#3D5DCB
RGB	rgb(61, 93, 203)
HSL	hsl(226, 58%, 52%)
HSV	hsv(226, 70%, 80%)
CMYK	cmyk(70%, 54.2%, 0%, 20.4%)
CIE-LAB	lab(42.96, 25.43, -60.61)
CIE-LCH	lch(42.96, 65.73, 292.76°)
OKLab	oklab(51.77% -0.0072 -0.1744)
OKLCH	oklch(51.77% 0.175 267.6)
XYZ	xyz(16.6146, 13.1309, 58.1472)
Luminance	0.1313 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D5DCB #CBAB3D

analogous

#3DA4CB #3D5DCB #643DCB

triadic

#3D5DCB #CB3D5D #5DCB3D

tetradic

#3D5DCB #CB3DA4 #CBAB3D #3DCB64

square

#3D5DCB #CB3DA4 #CBAB3D #3DCB64

split-complementary

#3D5DCB #CB643D #A4CB3D

monochromatic

#1E3070 #2B45A0 #3D5DCB #6D85D8 #9EAEE5

Accessibility & contrast

On white

5.79

#3D5DCB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#3D5DCB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D5DCB

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D5DCB	#FFFFFF	#000000	##FFFFFF
##3D5DCB	1.00	5.79	3.63	5.79
#FFFFFF	5.79	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CCF

Deuteranopia (green-blind)

#005FC9

Tritanopia (blue-blind)

#00788B

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #3d5dcb;
/* rgb */ color: rgb(61, 93, 203);
/* oklch */ color: oklch(51.8% 0.175 267.6);

Tailwind

colors: {
  custom: {
    50: '#848adc',
    500: '#3d5dcb',
    950: '#000000',
  },
}

SCSS

$custom: #3d5dcb;
$custom-light: #848adc;
$custom-dark: #000000;

JSON

{
  "hex": "#3d5dcb",
  "rgb": {
    "r": 61,
    "g": 93,
    "b": 203
  },
  "hsl": {
    "h": 226.479,
    "s": 57.724,
    "l": 51.765
  },
  "oklch": {
    "l": 0.5177,
    "c": 0.17457,
    "h": 267.6
  },
  "luminance": 0.13133
}

Semantic roles & 50–950 ramp

primary

#3D5DCB

secondary

#D1C393

accent

#BE47E1

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3D5DCB

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

Preview Lab → · Contrast checker → · Palette generator →