#3953BE#3953BE

#3953BE is a mid, vivid blue. Relative luminance 0.108; OKLCH L 48.6% C 0.170 H 268.8°. Best body text is #FFFFFF at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#3953BE
RGB	rgb(57, 83, 190)
HSL	hsl(228, 54%, 48%)
HSV	hsv(228, 70%, 75%)
CMYK	cmyk(70%, 56.3%, 0%, 25.5%)
CIE-LAB	lab(39.20, 26.60, -59.18)
CIE-LCH	lch(39.20, 64.88, 294.20°)
OKLab	oklab(48.59% -0.0034 -0.1704)
OKLCH	oklch(48.59% 0.17 268.8)
XYZ	xyz(14.0717, 10.7727, 50.0430)
Luminance	0.1077 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3953BE #BEA439

analogous

#3995BE #3953BE #6239BE

triadic

#3953BE #BE3953 #53BE39

tetradic

#3953BE #BE3995 #BEA439 #39BE62

square

#3953BE #BE3995 #BEA439 #39BE62

split-complementary

#3953BE #BE6239 #95BE39

monochromatic

#1D2A60 #2B3E8F #3953BE #6479D0 #93A2DF

Accessibility & contrast

On white

6.66

#3953BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#3953BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3953BE

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3953BE	#FFFFFF	#000000	##FFFFFF
##3953BE	1.00	6.66	3.15	6.66
#FFFFFF	6.66	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C2

Deuteranopia (green-blind)

#0056BC

Tritanopia (blue-blind)

#006D80

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3953be;
/* rgb */ color: rgb(57, 83, 190);
/* oklch */ color: oklch(48.6% 0.170 268.8);

Tailwind

colors: {
  custom: {
    50: '#8083d2',
    500: '#3953be',
    950: '#000000',
  },
}

SCSS

$custom: #3953be;
$custom-light: #8083d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3953be",
  "rgb": {
    "r": 57,
    "g": 83,
    "b": 190
  },
  "hsl": {
    "h": 228.271,
    "s": 53.846,
    "l": 48.431
  },
  "oklch": {
    "l": 0.48587,
    "c": 0.17048,
    "h": 268.8
  },
  "luminance": 0.10774
}

Semantic roles & 50–950 ramp

primary

#3953BE

secondary

#CABD89

accent

#C14BDD

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0B0A14

muted

#7C7C83

Preview Lab

Preview with #3953BE

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

Preview Lab → · Contrast checker → · Palette generator →