#3D55BF#3D55BF

#3D55BF is a mid, vivid blue. Relative luminance 0.113; OKLCH L 49.3% C 0.168 H 269.6°. Best body text is #FFFFFF at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#3D55BF
RGB	rgb(61, 85, 191)
HSL	hsl(229, 52%, 49%)
HSV	hsv(229, 68%, 75%)
CMYK	cmyk(68.1%, 55.5%, 0%, 25.1%)
CIE-LAB	lab(40.00, 26.25, -58.45)
CIE-LCH	lch(40.00, 64.08, 294.18°)
OKLab	oklab(49.27% -0.0012 -0.1682)
OKLCH	oklch(49.27% 0.168 269.6)
XYZ	xyz(14.5737, 11.2493, 50.6834)
Luminance	0.1125 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D55BF #BFA73D

analogous

#3D96BF #3D55BF #663DBF

triadic

#3D55BF #BF3D55 #55BF3D

tetradic

#3D55BF #BF3D96 #BFA73D #3DBF66

square

#3D55BF #BF3D96 #BFA73D #3DBF66

split-complementary

#3D55BF #BF663D #96BF3D

monochromatic

#1F2C62 #2E4091 #3D55BF #6A7DCF #98A5DE

Accessibility & contrast

On white

6.46

#3D55BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#3D55BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D55BF

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D55BF	#FFFFFF	#000000	##FFFFFF
##3D55BF	1.00	6.46	3.25	6.46
#FFFFFF	6.46	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064C3

Deuteranopia (green-blind)

#0059BD

Tritanopia (blue-blind)

#006F81

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #3d55bf;
/* rgb */ color: rgb(61, 85, 191);
/* oklch */ color: oklch(49.3% 0.168 269.6);

Tailwind

colors: {
  custom: {
    50: '#8284d3',
    500: '#3d55bf',
    950: '#000000',
  },
}

SCSS

$custom: #3d55bf;
$custom-light: #8284d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3d55bf",
  "rgb": {
    "r": 61,
    "g": 85,
    "b": 191
  },
  "hsl": {
    "h": 228.923,
    "s": 51.587,
    "l": 49.412
  },
  "oklch": {
    "l": 0.49268,
    "c": 0.1682,
    "h": 269.6
  },
  "luminance": 0.11251
}

Semantic roles & 50–950 ramp

primary

#3D55BF

secondary

#CABF8E

accent

#C14DDB

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #3D55BF

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

Preview Lab → · Contrast checker → · Palette generator →