#3953CD#3953CD

#3953CD is a mid, vivid blue. Relative luminance 0.115; OKLCH L 49.8% C 0.191 H 269.1°. Best body text is #FFFFFF at 6.38:1 contrast (WCAG AA passes).

Color values

HEX	#3953CD
RGB	rgb(57, 83, 205)
HSL	hsl(229, 60%, 51%)
HSV	hsv(229, 72%, 80%)
CMYK	cmyk(72.2%, 59.5%, 0%, 19.6%)
CIE-LAB	lab(40.35, 32.02, -66.02)
CIE-LCH	lch(40.35, 73.37, 295.87°)
OKLab	oklab(49.81% -0.0031 -0.1905)
OKLCH	oklch(49.81% 0.191 269.1)
XYZ	xyz(15.7963, 11.4625, 59.1258)
Luminance	0.1146 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3953CD #CDB339

analogous

#399DCD #3953CD #6939CD

triadic

#3953CD #CD3953 #53CD39

tetradic

#3953CD #CD399D #CDB339 #39CD69

square

#3953CD #CD399D #CDB339 #39CD69

split-complementary

#3953CD #CD6939 #9DCD39

monochromatic

#1C2B6F #283EA0 #3953CD #6A7DD9 #9BA8E6

Accessibility & contrast

On white

6.38

#3953CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#3953CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3953CD

6.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3953CD	#FFFFFF	#000000	##FFFFFF
##3953CD	1.00	6.38	3.29	6.38
#FFFFFF	6.38	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066D1

Deuteranopia (green-blind)

#0058CB

Tritanopia (blue-blind)

#007288

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #3953cd;
/* rgb */ color: rgb(57, 83, 205);
/* oklch */ color: oklch(49.8% 0.191 269.1);

Tailwind

colors: {
  custom: {
    50: '#8383dd',
    500: '#3953cd',
    950: '#000000',
  },
}

SCSS

$custom: #3953cd;
$custom-light: #8383dd;
$custom-dark: #000000;

JSON

{
  "hex": "#3953cd",
  "rgb": {
    "r": 57,
    "g": 83,
    "b": 205
  },
  "hsl": {
    "h": 229.459,
    "s": 59.677,
    "l": 51.373
  },
  "oklch": {
    "l": 0.4981,
    "c": 0.19056,
    "h": 269.1
  },
  "luminance": 0.11464
}

Semantic roles & 50–950 ramp

primary

#3953CD

secondary

#D2C690

accent

#C745E3

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3953CD

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

Preview Lab → · Contrast checker → · Palette generator →