#3954AA#3954AA

#3954AA is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.3% C 0.141 H 267.6°. Best body text is #FFFFFF at 6.95:1 contrast (WCAG AA passes).

Color values

HEX	#3954AA
RGB	rgb(57, 84, 170)
HSL	hsl(226, 50%, 45%)
HSV	hsv(226, 66%, 67%)
CMYK	cmyk(66.5%, 50.6%, 0%, 33.3%)
CIE-LAB	lab(38.04, 18.66, -49.27)
CIE-LCH	lch(38.04, 52.68, 290.75°)
OKLab	oklab(47.27% -0.0059 -0.1413)
OKLCH	oklch(47.27% 0.141 267.6)
XYZ	xyz(12.1109, 10.1117, 39.3359)
Luminance	0.1011 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3954AA #AA8F39

analogous

#398DAA #3954AA #5739AA

triadic

#3954AA #AA3954 #54AA39

tetradic

#3954AA #AA398D #AA8F39 #39AA57

square

#3954AA #AA398D #AA8F39 #39AA57

split-complementary

#3954AA #AA5739 #8DAA39

monochromatic

#1A274E #2A3D7C #3954AA #5973C7 #879AD7

Accessibility & contrast

On white

6.95

#3954AA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#3954AA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3954AA

6.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3954AA	#FFFFFF	#000000	##FFFFFF
##3954AA	1.00	6.95	3.02	6.95
#FFFFFF	6.95	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#235FAD

Deuteranopia (green-blind)

#0055A8

Tritanopia (blue-blind)

#006877

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3954aa;
/* rgb */ color: rgb(57, 84, 170);
/* oklch */ color: oklch(47.3% 0.141 267.6);

Tailwind

colors: {
  custom: {
    50: '#7c83c4',
    500: '#3954aa',
    950: '#000000',
  },
}

SCSS

$custom: #3954aa;
$custom-light: #7c83c4;
$custom-dark: #000000;

JSON

{
  "hex": "#3954aa",
  "rgb": {
    "r": 57,
    "g": 84,
    "b": 170
  },
  "hsl": {
    "h": 225.664,
    "s": 49.78,
    "l": 44.51
  },
  "oklch": {
    "l": 0.47266,
    "c": 0.14139,
    "h": 267.6
  },
  "luminance": 0.10113
}

Semantic roles & 50–950 ramp

primary

#3954AA

secondary

#C1B17E

accent

#B84ED9

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #3954AA

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

Preview Lab → · Contrast checker → · Palette generator →