#3D55C5#3D55C5

#3D55C5 is a mid, vivid blue. Relative luminance 0.115; OKLCH L 49.7% C 0.176 H 269.7°. Best body text is #FFFFFF at 6.36:1 contrast (WCAG AA passes).

Color values

HEX	#3D55C5
RGB	rgb(61, 85, 197)
HSL	hsl(229, 54%, 51%)
HSV	hsv(229, 69%, 77%)
CMYK	cmyk(69%, 56.9%, 0%, 22.7%)
CIE-LAB	lab(40.44, 28.40, -61.22)
CIE-LCH	lch(40.44, 67.49, 294.89°)
OKLab	oklab(49.74% -0.0009 -0.1763)
OKLCH	oklch(49.74% 0.176 269.7)
XYZ	xyz(15.2476, 11.5188, 54.2323)
Luminance	0.1152 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D55C5 #C5AD3D

analogous

#3D99C5 #3D55C5 #693DC5

triadic

#3D55C5 #C53D55 #55C53D

tetradic

#3D55C5 #C53D99 #C5AD3D #3DC569

square

#3D55C5 #C53D99 #C5AD3D #3DC569

split-complementary

#3D55C5 #C5693D #99C53D

monochromatic

#1F2C68 #2D4098 #3D55C5 #6C7ED3 #9BA8E1

Accessibility & contrast

On white

6.36

#3D55C5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#3D55C5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D55C5

6.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D55C5	#FFFFFF	#000000	##FFFFFF
##3D55C5	1.00	6.36	3.30	6.36
#FFFFFF	6.36	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066C9

Deuteranopia (green-blind)

#0059C3

Tritanopia (blue-blind)

#007085

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #3d55c5;
/* rgb */ color: rgb(61, 85, 197);
/* oklch */ color: oklch(49.7% 0.176 269.7);

Tailwind

colors: {
  custom: {
    50: '#8384d7',
    500: '#3d55c5',
    950: '#000000',
  },
}

SCSS

$custom: #3d55c5;
$custom-light: #8384d7;
$custom-dark: #000000;

JSON

{
  "hex": "#3d55c5",
  "rgb": {
    "r": 61,
    "g": 85,
    "b": 197
  },
  "hsl": {
    "h": 229.412,
    "s": 53.968,
    "l": 50.588
  },
  "oklch": {
    "l": 0.4974,
    "c": 0.17635,
    "h": 269.7
  },
  "luminance": 0.1152
}

Semantic roles & 50–950 ramp

primary

#3D55C5

secondary

#CDC291

accent

#C34ADD

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #3D55C5

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

Preview Lab → · Contrast checker → · Palette generator →