#3D55C6#3D55C6

#3D55C6 is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.8% C 0.178 H 269.7°. Best body text is #FFFFFF at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#3D55C6
RGB	rgb(61, 85, 198)
HSL	hsl(229, 55%, 51%)
HSV	hsv(229, 69%, 78%)
CMYK	cmyk(69.2%, 57.1%, 0%, 22.4%)
CIE-LAB	lab(40.52, 28.76, -61.68)
CIE-LCH	lch(40.52, 68.06, 295.00°)
OKLab	oklab(49.82% -0.0009 -0.1777)
OKLCH	oklch(49.82% 0.178 269.7)
XYZ	xyz(15.3625, 11.5648, 54.8377)
Luminance	0.1157 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D55C6 #C6AE3D

analogous

#3D99C6 #3D55C6 #693DC6

triadic

#3D55C6 #C63D55 #55C63D

tetradic

#3D55C6 #C63D99 #C6AE3D #3DC669

square

#3D55C6 #C63D99 #C6AE3D #3DC669

split-complementary

#3D55C6 #C6693D #99C63D

monochromatic

#1F2C6A #2D4099 #3D55C6 #6C7ED4 #9CA8E2

Accessibility & contrast

On white

6.34

#3D55C6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#3D55C6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D55C6

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D55C6	#FFFFFF	#000000	##FFFFFF
##3D55C6	1.00	6.34	3.31	6.34
#FFFFFF	6.34	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066CA

Deuteranopia (green-blind)

#0059C4

Tritanopia (blue-blind)

#007185

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #3d55c6;
/* rgb */ color: rgb(61, 85, 198);
/* oklch */ color: oklch(49.8% 0.178 269.7);

Tailwind

colors: {
  custom: {
    50: '#8384d8',
    500: '#3d55c6',
    950: '#000000',
  },
}

SCSS

$custom: #3d55c6;
$custom-light: #8384d8;
$custom-dark: #000000;

JSON

{
  "hex": "#3d55c6",
  "rgb": {
    "r": 61,
    "g": 85,
    "b": 198
  },
  "hsl": {
    "h": 229.489,
    "s": 54.582,
    "l": 50.784
  },
  "oklch": {
    "l": 0.4982,
    "c": 0.1777,
    "h": 269.7
  },
  "luminance": 0.11566
}

Semantic roles & 50–950 ramp

primary

#3D55C6

secondary

#CEC391

accent

#C44ADE

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3D55C6

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

Preview Lab → · Contrast checker → · Palette generator →