#3946AD#3946AD

#3946AD is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.7% C 0.164 H 272.5°. Best body text is #FFFFFF at 7.91:1 contrast (WCAG AA passes).

Color values

HEX	#3946AD
RGB	rgb(57, 70, 173)
HSL	hsl(233, 50%, 45%)
HSV	hsv(233, 67%, 68%)
CMYK	cmyk(67.1%, 59.5%, 0%, 32.2%)
CIE-LAB	lab(34.53, 28.90, -56.74)
CIE-LCH	lch(34.53, 63.67, 296.99°)
OKLab	oklab(44.7% 0.007 -0.1634)
OKLCH	oklch(44.7% 0.164 272.5)
XYZ	xyz(11.4178, 8.2663, 40.5209)
Luminance	0.0827 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3946AD #ADA039

analogous

#3980AD #3946AD #6639AD

triadic

#3946AD #AD3946 #46AD39

tetradic

#3946AD #AD3980 #ADA039 #39AD66

square

#3946AD #AD3980 #ADA039 #39AD66

split-complementary

#3946AD #AD6639 #80AD39

monochromatic

#1B2151 #2A337F #3946AD #5A67C9 #8891D8

Accessibility & contrast

On white

7.91

#3946AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#3946AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3946AD

7.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3946AD	#FFFFFF	#000000	##FFFFFF
##3946AD	1.00	7.91	2.65	7.91
#FFFFFF	7.91	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057B0

Deuteranopia (green-blind)

#004CAB

Tritanopia (blue-blind)

#005F72

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3946ad;
/* rgb */ color: rgb(57, 70, 173);
/* oklch */ color: oklch(44.7% 0.164 272.5);

Tailwind

colors: {
  custom: {
    50: '#7d79c6',
    500: '#3946ad',
    950: '#000000',
  },
}

SCSS

$custom: #3946ad;
$custom-light: #7d79c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3946ad",
  "rgb": {
    "r": 57,
    "g": 70,
    "b": 173
  },
  "hsl": {
    "h": 233.276,
    "s": 50.435,
    "l": 45.098
  },
  "oklch": {
    "l": 0.44698,
    "c": 0.16357,
    "h": 272.5
  },
  "luminance": 0.08267
}

Semantic roles & 50–950 ramp

primary

#3946AD

secondary

#C2BB80

accent

#CA4EDA

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #3946AD

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

Preview Lab → · Contrast checker → · Palette generator →