#3967BD#3967BD

#3967BD is a mid, vivid blue. Relative luminance 0.142; OKLCH L 52.7% C 0.144 H 261.6°. Best body text is #FFFFFF at 5.46:1 contrast (WCAG AA passes).

Color values

HEX	#3967BD
RGB	rgb(57, 103, 189)
HSL	hsl(219, 54%, 48%)
HSV	hsv(219, 70%, 74%)
CMYK	cmyk(69.8%, 45.5%, 0%, 25.9%)
CIE-LAB	lab(44.58, 13.34, -49.91)
CIE-LCH	lch(44.58, 51.66, 284.96°)
OKLab	oklab(52.66% -0.021 -0.1429)
OKLCH	oklch(52.66% 0.144 261.6)
XYZ	xyz(15.7196, 14.2429, 50.0549)
Luminance	0.1424 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3967BD #BD8F39

analogous

#39A9BD #3967BD #4D39BD

triadic

#3967BD #BD3967 #67BD39

tetradic

#3967BD #BD39A9 #BD8F39 #39BD4D

square

#3967BD #BD39A9 #BD8F39 #39BD4D

split-complementary

#3967BD #BD4D39 #A9BD39

monochromatic

#1D345F #2B4D8E #3967BD #6389D0 #92ADDE

Accessibility & contrast

On white

5.46

#3967BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#3967BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3967BD

5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3967BD	#FFFFFF	#000000	##FFFFFF
##3967BD	1.00	5.46	3.85	5.46
#FFFFFF	5.46	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C70C0

Deuteranopia (green-blind)

#2264BB

Tritanopia (blue-blind)

#007B89

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #3967bd;
/* rgb */ color: rgb(57, 103, 189);
/* oklch */ color: oklch(52.7% 0.144 261.6);

Tailwind

colors: {
  custom: {
    50: '#7f91d1',
    500: '#3967bd',
    950: '#000000',
  },
}

SCSS

$custom: #3967bd;
$custom-light: #7f91d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3967bd",
  "rgb": {
    "r": 57,
    "g": 103,
    "b": 189
  },
  "hsl": {
    "h": 219.091,
    "s": 53.659,
    "l": 48.235
  },
  "oklch": {
    "l": 0.52657,
    "c": 0.1444,
    "h": 261.6
  },
  "luminance": 0.14244
}

Semantic roles & 50–950 ramp

primary

#3967BD

secondary

#C9B389

accent

#AA4BDD

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #3967BD

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

Preview Lab → · Contrast checker → · Palette generator →