#3956C6#3956C6

#3956C6 is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.8% C 0.178 H 268.2°. Best body text is #FFFFFF at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#3956C6
RGB	rgb(57, 86, 198)
HSL	hsl(228, 55%, 50%)
HSV	hsv(228, 71%, 78%)
CMYK	cmyk(71.2%, 56.6%, 0%, 22.4%)
CIE-LAB	lab(40.58, 27.57, -61.60)
CIE-LCH	lch(40.58, 67.48, 294.11°)
OKLab	oklab(49.81% -0.0055 -0.1775)
OKLCH	oklch(49.81% 0.178 268.2)
XYZ	xyz(15.2047, 11.6011, 54.8531)
Luminance	0.1160 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3956C6 #C6A939

analogous

#399CC6 #3956C6 #6339C6

triadic

#3956C6 #C63956 #56C639

tetradic

#3956C6 #C6399C #C6A939 #39C663

square

#3956C6 #C6399C #C6A939 #39C663

split-complementary

#3956C6 #C66339 #9CC639

monochromatic

#1E2D67 #2B4196 #3956C6 #697FD4 #98A7E1

Accessibility & contrast

On white

6.32

#3956C6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#3956C6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3956C6

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3956C6	#FFFFFF	#000000	##FFFFFF
##3956C6	1.00	6.32	3.32	6.32
#FFFFFF	6.32	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066CA

Deuteranopia (green-blind)

#0059C4

Tritanopia (blue-blind)

#007285

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3956c6;
/* rgb */ color: rgb(57, 86, 198);
/* oklch */ color: oklch(49.8% 0.178 268.2);

Tailwind

colors: {
  custom: {
    50: '#8185d8',
    500: '#3956c6',
    950: '#000000',
  },
}

SCSS

$custom: #3956c6;
$custom-light: #8185d8;
$custom-dark: #000000;

JSON

{
  "hex": "#3956c6",
  "rgb": {
    "r": 57,
    "g": 86,
    "b": 198
  },
  "hsl": {
    "h": 227.66,
    "s": 55.294,
    "l": 50
  },
  "oklch": {
    "l": 0.4981,
    "c": 0.1776,
    "h": 268.2
  },
  "luminance": 0.11603
}

Semantic roles & 50–950 ramp

primary

#3956C6

secondary

#CDC08E

accent

#C049DF

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3956C6

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

Preview Lab → · Contrast checker → · Palette generator →