#3967AC#3967AC

#3967AC is a mid, vivid blue. Relative luminance 0.135; OKLCH L 51.6% C 0.121 H 258.3°. Best body text is #FFFFFF at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#3967AC
RGB	rgb(57, 103, 172)
HSL	hsl(216, 50%, 45%)
HSV	hsv(216, 67%, 67%)
CMYK	cmyk(66.9%, 40.1%, 0%, 32.5%)
CIE-LAB	lab(43.58, 7.14, -41.59)
CIE-LCH	lch(43.58, 42.20, 279.75°)
OKLab	oklab(51.56% -0.0244 -0.1184)
OKLCH	oklch(51.56% 0.121 258.3)
XYZ	xyz(13.9813, 13.5475, 40.8998)
Luminance	0.1355 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3967AC #AC7E39

analogous

#39A0AC #3967AC #4539AC

triadic

#3967AC #AC3967 #67AC39

tetradic

#3967AC #AC39A0 #AC7E39 #39AC45

square

#3967AC #AC39A0 #AC7E39 #39AC45

split-complementary

#3967AC #AC4539 #A0AC39

monochromatic

#1B3050 #2A4B7E #3967AC #5A86C8 #88A8D8

Accessibility & contrast

On white

5.66

#3967AC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#3967AC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3967AC

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3967AC	#FFFFFF	#000000	##FFFFFF
##3967AC	1.00	5.66	3.71	5.66
#FFFFFF	5.66	1.00	21.00	1.00
#000000	3.71	21.00	1.00	21.00
##FFFFFF	5.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#486DAF

Deuteranopia (green-blind)

#3762AB

Tritanopia (blue-blind)

#007781

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #3967ac;
/* rgb */ color: rgb(57, 103, 172);
/* oklch */ color: oklch(51.6% 0.121 258.3);

Tailwind

colors: {
  custom: {
    50: '#7c91c5',
    500: '#3967ac',
    950: '#000000',
  },
}

SCSS

$custom: #3967ac;
$custom-light: #7c91c5;
$custom-dark: #000000;

JSON

{
  "hex": "#3967ac",
  "rgb": {
    "r": 57,
    "g": 103,
    "b": 172
  },
  "hsl": {
    "h": 216,
    "s": 50.218,
    "l": 44.902
  },
  "oklch": {
    "l": 0.51558,
    "c": 0.12091,
    "h": 258.3
  },
  "luminance": 0.13549
}

Semantic roles & 50–950 ramp

primary

#3967AC

secondary

#C2A77F

accent

#A24EDA

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #3967AC

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

Preview Lab → · Contrast checker → · Palette generator →