#3953AD#3953AD

#3953AD is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.3% C 0.147 H 268.2°. Best body text is #FFFFFF at 6.97:1 contrast (WCAG AA passes).

Color values

HEX	#3953AD
RGB	rgb(57, 83, 173)
HSL	hsl(227, 50%, 45%)
HSV	hsv(227, 67%, 68%)
CMYK	cmyk(67.1%, 52%, 0%, 32.2%)
CIE-LAB	lab(37.97, 20.41, -51.16)
CIE-LCH	lch(37.97, 55.08, 291.75°)
OKLab	oklab(47.28% -0.0046 -0.1468)
OKLCH	oklch(47.28% 0.147 268.2)
XYZ	xyz(12.3208, 10.0723, 40.8219)
Luminance	0.1007 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3953AD #AD9339

analogous

#398DAD #3953AD #5939AD

triadic

#3953AD #AD3953 #53AD39

tetradic

#3953AD #AD398D #AD9339 #39AD59

square

#3953AD #AD398D #AD9339 #39AD59

split-complementary

#3953AD #AD5939 #8DAD39

monochromatic

#1B2751 #2A3D7F #3953AD #5A73C9 #889AD8

Accessibility & contrast

On white

6.97

#3953AD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#3953AD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3953AD

6.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3953AD	#FFFFFF	#000000	##FFFFFF
##3953AD	1.00	6.97	3.01	6.97
#FFFFFF	6.97	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C5FB0

Deuteranopia (green-blind)

#0054AB

Tritanopia (blue-blind)

#006878

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #3953ad;
/* rgb */ color: rgb(57, 83, 173);
/* oklch */ color: oklch(47.3% 0.147 268.2);

Tailwind

colors: {
  custom: {
    50: '#7c83c6',
    500: '#3953ad',
    950: '#000000',
  },
}

SCSS

$custom: #3953ad;
$custom-light: #7c83c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3953ad",
  "rgb": {
    "r": 57,
    "g": 83,
    "b": 173
  },
  "hsl": {
    "h": 226.552,
    "s": 50.435,
    "l": 45.098
  },
  "oklch": {
    "l": 0.47278,
    "c": 0.14692,
    "h": 268.2
  },
  "luminance": 0.10074
}

Semantic roles & 50–950 ramp

primary

#3953AD

secondary

#C2B380

accent

#BB4EDA

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #3953AD

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

Preview Lab → · Contrast checker → · Palette generator →