#3D55CD#3D55CD

#3D55CD is a mid, vivid blue. Relative luminance 0.119; OKLCH L 50.4% C 0.187 H 269.8°. Best body text is #FFFFFF at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#3D55CD
RGB	rgb(61, 85, 205)
HSL	hsl(230, 59%, 52%)
HSV	hsv(230, 70%, 80%)
CMYK	cmyk(70.2%, 58.5%, 0%, 19.6%)
CIE-LAB	lab(41.05, 31.26, -64.87)
CIE-LCH	lch(41.05, 72.00, 295.73°)
OKLab	oklab(50.39% -0.0008 -0.187)
OKLCH	oklch(50.39% 0.187 269.8)
XYZ	xyz(16.1886, 11.8953, 59.1886)
Luminance	0.1190 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D55CD #CDB53D

analogous

#3D9DCD #3D55CD #6D3DCD

triadic

#3D55CD #CD3D55 #55CD3D

tetradic

#3D55CD #CD3D9D #CDB53D #3DCD6D

square

#3D55CD #CD3D9D #CDB53D #3DCD6D

split-complementary

#3D55CD #CD6D3D #9DCD3D

monochromatic

#1D2C72 #2A3EA3 #3D55CD #6E80DA #9EAAE6

Accessibility & contrast

On white

6.21

#3D55CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#3D55CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D55CD

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D55CD	#FFFFFF	#000000	##FFFFFF
##3D55CD	1.00	6.21	3.38	6.21
#FFFFFF	6.21	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068D1

Deuteranopia (green-blind)

#005ACB

Tritanopia (blue-blind)

#007389

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #3d55cd;
/* rgb */ color: rgb(61, 85, 205);
/* oklch */ color: oklch(50.4% 0.187 269.8);

Tailwind

colors: {
  custom: {
    50: '#8584dd',
    500: '#3d55cd',
    950: '#000000',
  },
}

SCSS

$custom: #3d55cd;
$custom-light: #8584dd;
$custom-dark: #000000;

JSON

{
  "hex": "#3d55cd",
  "rgb": {
    "r": 61,
    "g": 85,
    "b": 205
  },
  "hsl": {
    "h": 230,
    "s": 59.016,
    "l": 52.157
  },
  "oklch": {
    "l": 0.50385,
    "c": 0.18705,
    "h": 269.8
  },
  "luminance": 0.11897
}

Semantic roles & 50–950 ramp

primary

#3D55CD

secondary

#D2C893

accent

#C846E2

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3D55CD

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

Preview Lab → · Contrast checker → · Palette generator →