#3956D5#3956D5

#3956D5 is a mid, vivid blue. Relative luminance 0.123; OKLCH L 51.0% C 0.197 H 268.5°. Best body text is #FFFFFF at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#3956D5
RGB	rgb(57, 86, 213)
HSL	hsl(229, 65%, 53%)
HSV	hsv(229, 73%, 84%)
CMYK	cmyk(73.2%, 59.6%, 0%, 16.5%)
CIE-LAB	lab(41.73, 32.98, -68.36)
CIE-LCH	lch(41.73, 75.90, 295.76°)
OKLab	oklab(51.04% -0.0052 -0.1974)
OKLCH	oklch(51.04% 0.197 268.5)
XYZ	xyz(17.0212, 12.3277, 64.4203)
Luminance	0.1233 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3956D5 #D5B839

analogous

#39A4D5 #3956D5 #6A39D5

triadic

#3956D5 #D53956 #56D539

tetradic

#3956D5 #D539A4 #D5B839 #39D56A

square

#3956D5 #D539A4 #D5B839 #39D56A

split-complementary

#3956D5 #D56A39 #A4D539

monochromatic

#1A2C7A #253EAC #3956D5 #6B81E0 #9EACEA

Accessibility & contrast

On white

6.06

#3956D5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.47

#3956D5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3956D5

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3956D5	#FFFFFF	#000000	##FFFFFF
##3956D5	1.00	6.06	3.47	6.06
#FFFFFF	6.06	1.00	21.00	1.00
#000000	3.47	21.00	1.00	21.00
##FFFFFF	6.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AD9

Deuteranopia (green-blind)

#005BD3

Tritanopia (blue-blind)

#00768D

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #3956d5;
/* rgb */ color: rgb(57, 86, 213);
/* oklch */ color: oklch(51.0% 0.197 268.5);

Tailwind

colors: {
  custom: {
    50: '#8585e3',
    500: '#3956d5',
    950: '#000000',
  },
}

SCSS

$custom: #3956d5;
$custom-light: #8585e3;
$custom-dark: #000000;

JSON

{
  "hex": "#3956d5",
  "rgb": {
    "r": 57,
    "g": 86,
    "b": 213
  },
  "hsl": {
    "h": 228.846,
    "s": 65,
    "l": 52.941
  },
  "oklch": {
    "l": 0.51036,
    "c": 0.19746,
    "h": 268.5
  },
  "luminance": 0.1233
}

Semantic roles & 50–950 ramp

primary

#3956D5

secondary

#D7CA93

accent

#C940E8

background

#F8F8FE

surface

#F0EFFC

border

#CBCAD5

text

#0D0B16

muted

#7D7C84

Preview Lab

Preview with #3956D5

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

Preview Lab → · Contrast checker → · Palette generator →