#3D55AD#3D55AD

#3D55AD is a mid, vivid blue. Relative luminance 0.105; OKLCH L 47.9% C 0.143 H 269.0°. Best body text is #FFFFFF at 6.77:1 contrast (WCAG AA passes).

Color values

HEX	#3D55AD
RGB	rgb(61, 85, 173)
HSL	hsl(227, 48%, 46%)
HSV	hsv(227, 65%, 68%)
CMYK	cmyk(64.7%, 50.9%, 0%, 32.2%)
CIE-LAB	lab(38.73, 19.78, -49.92)
CIE-LCH	lch(38.73, 53.70, 291.62°)
OKLab	oklab(47.91% -0.0026 -0.1431)
OKLCH	oklch(47.91% 0.143 269)
XYZ	xyz(12.7132, 10.5051, 40.8848)
Luminance	0.1051 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D55AD #AD953D

analogous

#3D8DAD #3D55AD #5D3DAD

triadic

#3D55AD #AD3D55 #55AD3D

tetradic

#3D55AD #AD3D8D #AD953D #3DAD5D

square

#3D55AD #AD3D8D #AD953D #3DAD5D

split-complementary

#3D55AD #AD5D3D #8DAD3D

monochromatic

#1D2953 #2D3F80 #3D55AD #6076C7 #8D9DD7

Accessibility & contrast

On white

6.77

#3D55AD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#3D55AD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D55AD

6.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D55AD	#FFFFFF	#000000	##FFFFFF
##3D55AD	1.00	6.77	3.10	6.77
#FFFFFF	6.77	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2360B0

Deuteranopia (green-blind)

#0056AB

Tritanopia (blue-blind)

#006979

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3d55ad;
/* rgb */ color: rgb(61, 85, 173);
/* oklch */ color: oklch(47.9% 0.143 269.0);

Tailwind

colors: {
  custom: {
    50: '#7e84c6',
    500: '#3d55ad',
    950: '#000000',
  },
}

SCSS

$custom: #3d55ad;
$custom-light: #7e84c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3d55ad",
  "rgb": {
    "r": 61,
    "g": 85,
    "b": 173
  },
  "hsl": {
    "h": 227.143,
    "s": 47.863,
    "l": 45.882
  },
  "oklch": {
    "l": 0.47914,
    "c": 0.14311,
    "h": 269
  },
  "luminance": 0.10506
}

Semantic roles & 50–950 ramp

primary

#3D55AD

secondary

#C2B584

accent

#BB50D7

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #3D55AD

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

Preview Lab → · Contrast checker → · Palette generator →