#3965AD#3965AD

#3965AD is a mid, vivid blue. Relative luminance 0.132; OKLCH L 51.2% C 0.125 H 259.8°. Best body text is #FFFFFF at 5.77:1 contrast (WCAG AA passes).

Color values

HEX	#3965AD
RGB	rgb(57, 101, 173)
HSL	hsl(217, 50%, 45%)
HSV	hsv(217, 67%, 68%)
CMYK	cmyk(67.1%, 41.6%, 0%, 32.2%)
CIE-LAB	lab(43.05, 8.77, -43.01)
CIE-LCH	lch(43.05, 43.89, 281.53°)
OKLab	oklab(51.17% -0.0222 -0.1226)
OKLCH	oklch(51.17% 0.125 259.8)
XYZ	xyz(13.8812, 13.1930, 41.3420)
Luminance	0.1319 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3965AD #AD8139

analogous

#399FAD #3965AD #4739AD

triadic

#3965AD #AD3965 #65AD39

tetradic

#3965AD #AD399F #AD8139 #39AD47

square

#3965AD #AD399F #AD8139 #39AD47

split-complementary

#3965AD #AD4739 #9FAD39

monochromatic

#1B2F51 #2A4A7F #3965AD #5A84C9 #88A7D8

Accessibility & contrast

On white

5.77

#3965AD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#3965AD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3965AD

5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3965AD	#FFFFFF	#000000	##FFFFFF
##3965AD	1.00	5.77	3.64	5.77
#FFFFFF	5.77	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#446BB0

Deuteranopia (green-blind)

#3261AC

Tritanopia (blue-blind)

#007680

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #3965ad;
/* rgb */ color: rgb(57, 101, 173);
/* oklch */ color: oklch(51.2% 0.125 259.8);

Tailwind

colors: {
  custom: {
    50: '#7c90c6',
    500: '#3965ad',
    950: '#000000',
  },
}

SCSS

$custom: #3965ad;
$custom-light: #7c90c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3965ad",
  "rgb": {
    "r": 57,
    "g": 101,
    "b": 173
  },
  "hsl": {
    "h": 217.241,
    "s": 50.435,
    "l": 45.098
  },
  "oklch": {
    "l": 0.5117,
    "c": 0.12461,
    "h": 259.8
  },
  "luminance": 0.13194
}

Semantic roles & 50–950 ramp

primary

#3965AD

secondary

#C2A980

accent

#A54EDA

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #3965AD

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

Preview Lab → · Contrast checker → · Palette generator →