#3967AB#3967AB

#3967AB is a mid, moderate blue. Relative luminance 0.135; OKLCH L 51.5% C 0.120 H 258.1°. Best body text is #FFFFFF at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#3967AB
RGB	rgb(57, 103, 171)
HSL	hsl(216, 50%, 45%)
HSV	hsv(216, 67%, 67%)
CMYK	cmyk(66.7%, 39.8%, 0%, 32.9%)
CIE-LAB	lab(43.52, 6.78, -41.09)
CIE-LCH	lch(43.52, 41.64, 279.37°)
OKLab	oklab(51.5% -0.0246 -0.117)
OKLCH	oklch(51.5% 0.12 258.1)
XYZ	xyz(13.8856, 13.5093, 40.3960)
Luminance	0.1351 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3967AB #AB7D39

analogous

#39A0AB #3967AB #4439AB

triadic

#3967AB #AB3967 #67AB39

tetradic

#3967AB #AB39A0 #AB7D39 #39AB44

square

#3967AB #AB39A0 #AB7D39 #39AB44

split-complementary

#3967AB #AB4439 #A0AB39

monochromatic

#1A304F #2A4B7D #3967AB #5986C8 #87A8D7

Accessibility & contrast

On white

5.67

#3967AB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#3967AB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3967AB

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3967AB	#FFFFFF	#000000	##FFFFFF
##3967AB	1.00	5.67	3.70	5.67
#FFFFFF	5.67	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#486DAE

Deuteranopia (green-blind)

#3862AA

Tritanopia (blue-blind)

#007781

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #3967ab;
/* rgb */ color: rgb(57, 103, 171);
/* oklch */ color: oklch(51.5% 0.120 258.1);

Tailwind

colors: {
  custom: {
    50: '#7b92c4',
    500: '#3967ab',
    950: '#000000',
  },
}

SCSS

$custom: #3967ab;
$custom-light: #7b92c4;
$custom-dark: #000000;

JSON

{
  "hex": "#3967ab",
  "rgb": {
    "r": 57,
    "g": 103,
    "b": 171
  },
  "hsl": {
    "h": 215.789,
    "s": 50,
    "l": 44.706
  },
  "oklch": {
    "l": 0.51496,
    "c": 0.11953,
    "h": 258.1
  },
  "luminance": 0.13511
}

Semantic roles & 50–950 ramp

primary

#3967AB

secondary

#C1A67F

accent

#A14EDA

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #3967AB

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

Preview Lab → · Contrast checker → · Palette generator →