#3961AF#3961AF

#3961AF is a mid, vivid blue. Relative luminance 0.125; OKLCH L 50.4% C 0.132 H 262.3°. Best body text is #FFFFFF at 6.00:1 contrast (WCAG AA passes).

Color values

HEX	#3961AF
RGB	rgb(57, 97, 175)
HSL	hsl(220, 51%, 45%)
HSV	hsv(220, 67%, 69%)
CMYK	cmyk(67.4%, 44.6%, 0%, 31.4%)
CIE-LAB	lab(42.02, 12.05, -45.83)
CIE-LCH	lch(42.02, 47.39, 284.74°)
OKLab	oklab(50.41% -0.0178 -0.131)
OKLCH	oklch(50.41% 0.132 262.3)
XYZ	xyz(13.6972, 12.5130, 42.2425)
Luminance	0.1251 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3961AF #AF8739

analogous

#399CAF #3961AF #4C39AF

triadic

#3961AF #AF3961 #61AF39

tetradic

#3961AF #AF399C #AF8739 #39AF4C

square

#3961AF #AF399C #AF8739 #39AF4C

split-complementary

#3961AF #AF4C39 #9CAF39

monochromatic

#1B2E53 #2A4781 #3961AF #5B81CA #8AA4D9

Accessibility & contrast

On white

6.00

#3961AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#3961AF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3961AF

6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3961AF	#FFFFFF	#000000	##FFFFFF
##3961AF	1.00	6.00	3.50	6.00
#FFFFFF	6.00	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	6.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B69B2

Deuteranopia (green-blind)

#275EAD

Tritanopia (blue-blind)

#00737F

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #3961af;
/* rgb */ color: rgb(57, 97, 175);
/* oklch */ color: oklch(50.4% 0.132 262.3);

Tailwind

colors: {
  custom: {
    50: '#7c8dc7',
    500: '#3961af',
    950: '#000000',
  },
}

SCSS

$custom: #3961af;
$custom-light: #7c8dc7;
$custom-dark: #000000;

JSON

{
  "hex": "#3961af",
  "rgb": {
    "r": 57,
    "g": 97,
    "b": 175
  },
  "hsl": {
    "h": 219.661,
    "s": 50.862,
    "l": 45.49
  },
  "oklch": {
    "l": 0.50412,
    "c": 0.13217,
    "h": 262.3
  },
  "luminance": 0.12514
}

Semantic roles & 50–950 ramp

primary

#3961AF

secondary

#C3AD81

accent

#AB4DDA

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #3961AF

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

Preview Lab → · Contrast checker → · Palette generator →