#3969C1#3969C1

#3969C1 is a mid, vivid blue. Relative luminance 0.148; OKLCH L 53.4% C 0.147 H 261.3°. Best body text is #FFFFFF at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#3969C1
RGB	rgb(57, 105, 193)
HSL	hsl(219, 54%, 49%)
HSV	hsv(219, 70%, 76%)
CMYK	cmyk(70.5%, 45.6%, 0%, 24.3%)
CIE-LAB	lab(45.39, 13.53, -50.93)
CIE-LCH	lch(45.39, 52.69, 284.88°)
OKLab	oklab(53.36% -0.0222 -0.1458)
OKLCH	oklch(53.36% 0.148 261.3)
XYZ	xyz(16.3611, 14.8216, 52.4403)
Luminance	0.1482 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3969C1 #C19139

analogous

#39ADC1 #3969C1 #4D39C1

triadic

#3969C1 #C13969 #69C139

tetradic

#3969C1 #C139AD #C19139 #39C14D

square

#3969C1 #C139AD #C19139 #39C14D

split-complementary

#3969C1 #C14D39 #ADC139

monochromatic

#1D3663 #2B4F92 #3969C1 #668CD2 #95AFE0

Accessibility & contrast

On white

5.30

#3969C1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.96

#3969C1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3969C1

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3969C1	#FFFFFF	#000000	##FFFFFF
##3969C1	1.00	5.30	3.96	5.30
#FFFFFF	5.30	1.00	21.00	1.00
#000000	3.96	21.00	1.00	21.00
##FFFFFF	5.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C72C4

Deuteranopia (green-blind)

#2166BF

Tritanopia (blue-blind)

#007E8B

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #3969c1;
/* rgb */ color: rgb(57, 105, 193);
/* oklch */ color: oklch(53.4% 0.147 261.3);

Tailwind

colors: {
  custom: {
    50: '#8093d4',
    500: '#3969c1',
    950: '#000000',
  },
}

SCSS

$custom: #3969c1;
$custom-light: #8093d4;
$custom-dark: #000000;

JSON

{
  "hex": "#3969c1",
  "rgb": {
    "r": 57,
    "g": 105,
    "b": 193
  },
  "hsl": {
    "h": 218.824,
    "s": 54.4,
    "l": 49.02
  },
  "oklch": {
    "l": 0.53359,
    "c": 0.1475,
    "h": 261.3
  },
  "luminance": 0.14823
}

Semantic roles & 50–950 ramp

primary

#3969C1

secondary

#CBB48B

accent

#AA4ADE

background

#F8F9FD

surface

#F0F1FA

border

#CBCBD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #3969C1

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

Preview Lab → · Contrast checker → · Palette generator →