#3953BD#3953BD

#3953BD is a mid, vivid blue. Relative luminance 0.107; OKLCH L 48.5% C 0.169 H 268.8°. Best body text is #FFFFFF at 6.68:1 contrast (WCAG AA passes).

Color values

HEX	#3953BD
RGB	rgb(57, 83, 189)
HSL	hsl(228, 54%, 48%)
HSV	hsv(228, 70%, 74%)
CMYK	cmyk(69.8%, 56.1%, 0%, 25.9%)
CIE-LAB	lab(39.12, 26.24, -58.72)
CIE-LCH	lch(39.12, 64.31, 294.08°)
OKLab	oklab(48.51% -0.0035 -0.1691)
OKLCH	oklch(48.51% 0.169 268.8)
XYZ	xyz(13.9628, 10.7291, 49.4693)
Luminance	0.1073 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3953BD #BDA339

analogous

#3995BD #3953BD #6139BD

triadic

#3953BD #BD3953 #53BD39

tetradic

#3953BD #BD3995 #BDA339 #39BD61

square

#3953BD #BD3995 #BDA339 #39BD61

split-complementary

#3953BD #BD6139 #95BD39

monochromatic

#1D2A5F #2B3E8E #3953BD #6379D0 #92A1DE

Accessibility & contrast

On white

6.68

#3953BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#3953BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3953BD

6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3953BD	#FFFFFF	#000000	##FFFFFF
##3953BD	1.00	6.68	3.15	6.68
#FFFFFF	6.68	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062C1

Deuteranopia (green-blind)

#0056BB

Tritanopia (blue-blind)

#006D80

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3953bd;
/* rgb */ color: rgb(57, 83, 189);
/* oklch */ color: oklch(48.5% 0.169 268.8);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#3953bd",
  "rgb": {
    "r": 57,
    "g": 83,
    "b": 189
  },
  "hsl": {
    "h": 228.182,
    "s": 53.659,
    "l": 48.235
  },
  "oklch": {
    "l": 0.48508,
    "c": 0.16913,
    "h": 268.8
  },
  "luminance": 0.1073
}

Semantic roles & 50–950 ramp

primary

#3953BD

secondary

#C9BC89

accent

#C04BDD

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0B0A14

muted

#7C7C83

Preview Lab

Preview with #3953BD

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

Preview Lab → · Contrast checker → · Palette generator →