#3934B4#3934B4

#3934B4 is a dark, vivid blue. Relative luminance 0.066; OKLCH L 42.3% C 0.194 H 275.9°. Best body text is #FFFFFF at 9.04:1 contrast (WCAG AA passes).

Color values

HEX	#3934B4
RGB	rgb(57, 52, 180)
HSL	hsl(242, 55%, 45%)
HSV	hsv(242, 71%, 71%)
CMYK	cmyk(68.3%, 71.1%, 0%, 29.4%)
CIE-LAB	lab(30.93, 42.50, -66.80)
CIE-LCH	lch(30.93, 79.18, 302.47°)
OKLab	oklab(42.26% 0.0199 -0.193)
OKLCH	oklch(42.26% 0.194 275.9)
XYZ	xyz(11.1508, 6.6201, 43.8613)
Luminance	0.0662 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3934B4 #AFB434

analogous

#346FB4 #3934B4 #7934B4

triadic

#3934B4 #B43934 #34B439

tetradic

#3934B4 #B4346F #AFB434 #34B479

square

#3934B4 #B4346F #AFB434 #34B479

split-complementary

#3934B4 #B47934 #6FB434

monochromatic

#1B1955 #2A2685 #3934B4 #5B57CE #8A86DC

Accessibility & contrast

On white

9.04

#3934B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#3934B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3934B4

9.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3934B4	#FFFFFF	#000000	##FFFFFF
##3934B4	1.00	9.04	2.32	9.04
#FFFFFF	9.04	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EB8

Deuteranopia (green-blind)

#0043B2

Tritanopia (blue-blind)

#005770

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #3934b4;
/* rgb */ color: rgb(57, 52, 180);
/* oklch */ color: oklch(42.3% 0.194 275.9);

Tailwind

colors: {
  custom: {
    50: '#806dcc',
    500: '#3934b4',
    950: '#000000',
  },
}

SCSS

$custom: #3934b4;
$custom-light: #806dcc;
$custom-dark: #000000;

JSON

{
  "hex": "#3934b4",
  "rgb": {
    "r": 57,
    "g": 52,
    "b": 180
  },
  "hsl": {
    "h": 242.344,
    "s": 55.172,
    "l": 45.49
  },
  "oklch": {
    "l": 0.42256,
    "c": 0.19402,
    "h": 275.9
  },
  "luminance": 0.06621
}

Semantic roles & 50–950 ramp

primary

#3934B4

secondary

#C3C67E

accent

#DF49D9

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #3934B4

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

Preview Lab → · Contrast checker → · Palette generator →