#3969AD#3969AD

#3969AD is a mid, vivid blue. Relative luminance 0.140; OKLCH L 52.1% C 0.120 H 257.4°. Best body text is #FFFFFF at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#3969AD
RGB	rgb(57, 105, 173)
HSL	hsl(215, 50%, 45%)
HSV	hsv(215, 67%, 68%)
CMYK	cmyk(67.1%, 39.3%, 0%, 32.2%)
CIE-LAB	lab(44.22, 6.25, -41.16)
CIE-LCH	lch(44.22, 41.63, 278.63°)
OKLab	oklab(52.07% -0.0262 -0.1171)
OKLCH	oklch(52.07% 0.12 257.4)
XYZ	xyz(14.2790, 13.9887, 41.4746)
Luminance	0.1399 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3969AD #AD7D39

analogous

#39A3AD #3969AD #4339AD

triadic

#3969AD #AD3969 #69AD39

tetradic

#3969AD #AD39A3 #AD7D39 #39AD43

square

#3969AD #AD39A3 #AD7D39 #39AD43

split-complementary

#3969AD #AD4339 #A3AD39

monochromatic

#1B3151 #2A4D7F #3969AD #5A88C9 #88A9D8

Accessibility & contrast

On white

5.53

#3969AD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.80

#3969AD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3969AD

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3969AD	#FFFFFF	#000000	##FFFFFF
##3969AD	1.00	5.53	3.80	5.53
#FFFFFF	5.53	1.00	21.00	1.00
#000000	3.80	21.00	1.00	21.00
##FFFFFF	5.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A6EB0

Deuteranopia (green-blind)

#3964AC

Tritanopia (blue-blind)

#007982

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #3969ad;
/* rgb */ color: rgb(57, 105, 173);
/* oklch */ color: oklch(52.1% 0.120 257.4);

Tailwind

colors: {
  custom: {
    50: '#7c93c6',
    500: '#3969ad',
    950: '#000000',
  },
}

SCSS

$custom: #3969ad;
$custom-light: #7c93c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3969ad",
  "rgb": {
    "r": 57,
    "g": 105,
    "b": 173
  },
  "hsl": {
    "h": 215.172,
    "s": 50.435,
    "l": 45.098
  },
  "oklch": {
    "l": 0.52074,
    "c": 0.12003,
    "h": 257.4
  },
  "luminance": 0.1399
}

Semantic roles & 50–950 ramp

primary

#3969AD

secondary

#C2A780

accent

#A04EDA

background

#F8F9FC

surface

#EFF1F8

border

#CACBD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #3969AD

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

Preview Lab → · Contrast checker → · Palette generator →