#3956A9#3956A9

#3956A9 is a mid, vivid blue. Relative luminance 0.104; OKLCH L 47.6% C 0.137 H 266.7°. Best body text is #FFFFFF at 6.82:1 contrast (WCAG AA passes).

Color values

HEX	#3956A9
RGB	rgb(57, 86, 169)
HSL	hsl(224, 50%, 44%)
HSV	hsv(224, 66%, 66%)
CMYK	cmyk(66.3%, 49.1%, 0%, 33.7%)
CIE-LAB	lab(38.53, 16.99, -47.88)
CIE-LCH	lch(38.53, 50.81, 289.54°)
OKLab	oklab(47.62% -0.0079 -0.1372)
OKLCH	oklch(47.62% 0.137 266.7)
XYZ	xyz(12.1741, 10.3889, 38.8921)
Luminance	0.1039 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3956A9 #A98C39

analogous

#398EA9 #3956A9 #5439A9

triadic

#3956A9 #A93956 #56A939

tetradic

#3956A9 #A9398E #A98C39 #39A954

square

#3956A9 #A9398E #A98C39 #39A954

split-complementary

#3956A9 #A95439 #8EA939

monochromatic

#1A274D #2A3F7B #3956A9 #5875C7 #869BD6

Accessibility & contrast

On white

6.82

#3956A9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#3956A9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3956A9

6.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3956A9	#FFFFFF	#000000	##FFFFFF
##3956A9	1.00	6.82	3.08	6.82
#FFFFFF	6.82	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A60AC

Deuteranopia (green-blind)

#0F56A7

Tritanopia (blue-blind)

#006977

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3956a9;
/* rgb */ color: rgb(57, 86, 169);
/* oklch */ color: oklch(47.6% 0.137 266.7);

Tailwind

colors: {
  custom: {
    50: '#7c85c3',
    500: '#3956a9',
    950: '#000000',
  },
}

SCSS

$custom: #3956a9;
$custom-light: #7c85c3;
$custom-dark: #000000;

JSON

{
  "hex": "#3956a9",
  "rgb": {
    "r": 57,
    "g": 86,
    "b": 169
  },
  "hsl": {
    "h": 224.464,
    "s": 49.558,
    "l": 44.314
  },
  "oklch": {
    "l": 0.47617,
    "c": 0.13741,
    "h": 266.7
  },
  "luminance": 0.1039
}

Semantic roles & 50–950 ramp

primary

#3956A9

secondary

#C0AF7E

accent

#B54FD9

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #3956A9

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

Preview Lab → · Contrast checker → · Palette generator →