#3961A8#3961A8

#3961A8 is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.0% C 0.122 H 261.0°. Best body text is #FFFFFF at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#3961A8
RGB	rgb(57, 97, 168)
HSL	hsl(218, 49%, 44%)
HSV	hsv(218, 66%, 66%)
CMYK	cmyk(66.1%, 42.3%, 0%, 34.1%)
CIE-LAB	lab(41.60, 9.51, -42.37)
CIE-LCH	lch(41.60, 43.43, 282.65°)
OKLab	oklab(49.96% -0.0191 -0.1208)
OKLCH	oklch(49.96% 0.122 261)
XYZ	xyz(13.0274, 12.2451, 38.7152)
Luminance	0.1225 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3961A8 #A88039

analogous

#3999A8 #3961A8 #4939A8

triadic

#3961A8 #A83961 #61A839

tetradic

#3961A8 #A83999 #A88039 #39A849

square

#3961A8 #A83999 #A88039 #39A849

split-complementary

#3961A8 #A84939 #99A839

monochromatic

#1A2C4D #29477A #3961A8 #5880C6 #86A3D6

Accessibility & contrast

On white

6.09

#3961A8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#3961A8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3961A8

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3961A8	#FFFFFF	#000000	##FFFFFF
##3961A8	1.00	6.09	3.45	6.09
#FFFFFF	6.09	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4068AB

Deuteranopia (green-blind)

#2F5DA7

Tritanopia (blue-blind)

#00717C

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #3961a8;
/* rgb */ color: rgb(57, 97, 168);
/* oklch */ color: oklch(50.0% 0.122 261.0);

Tailwind

colors: {
  custom: {
    50: '#7b8dc2',
    500: '#3961a8',
    950: '#000000',
  },
}

SCSS

$custom: #3961a8;
$custom-light: #7b8dc2;
$custom-dark: #000000;

JSON

{
  "hex": "#3961a8",
  "rgb": {
    "r": 57,
    "g": 97,
    "b": 168
  },
  "hsl": {
    "h": 218.378,
    "s": 49.333,
    "l": 44.118
  },
  "oklch": {
    "l": 0.49955,
    "c": 0.12232,
    "h": 261
  },
  "luminance": 0.12246
}

Semantic roles & 50–950 ramp

primary

#3961A8

secondary

#C0A87D

accent

#A74FD9

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C12

muted

#7C7D81

Preview Lab

Preview with #3961A8

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

Preview Lab → · Contrast checker → · Palette generator →