#394DDB#394DDB

#394DDB is a mid, highly saturated blue. Relative luminance 0.113; OKLCH L 50.0% C 0.216 H 270.1°. Best body text is #FFFFFF at 6.44:1 contrast (WCAG AA passes).

Color values

HEX	#394DDB
RGB	rgb(57, 77, 219)
HSL	hsl(233, 69%, 54%)
HSV	hsv(233, 74%, 86%)
CMYK	cmyk(74%, 64.8%, 0%, 14.1%)
CIE-LAB	lab(40.07, 40.73, -74.53)
CIE-LCH	lch(40.07, 84.93, 298.66°)
OKLab	oklab(49.96% 0.0004 -0.2155)
OKLCH	oklch(49.96% 0.216 270.1)
XYZ	xyz(17.1230, 11.2903, 68.2809)
Luminance	0.1129 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#394DDB #DBC739

analogous

#399EDB #394DDB #7639DB

triadic

#394DDB #DB394D #4DDB39

tetradic

#394DDB #DB399E #DBC739 #39DB76

square

#394DDB #DB399E #DBC739 #39DB76

split-complementary

#394DDB #DB7639 #9EDB39

monochromatic

#182582 #2133B6 #394DDB #6D7CE4 #A1AAEE

Accessibility & contrast

On white

6.44

#394DDB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#394DDB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #394DDB

6.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##394DDB	#FFFFFF	#000000	##FFFFFF
##394DDB	1.00	6.44	3.26	6.44
#FFFFFF	6.44	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066DF

Deuteranopia (green-blind)

#0057D8

Tritanopia (blue-blind)

#00738D

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #394ddb;
/* rgb */ color: rgb(57, 77, 219);
/* oklch */ color: oklch(50.0% 0.216 270.1);

Tailwind

colors: {
  custom: {
    50: '#877fe7',
    500: '#394ddb',
    950: '#000000',
  },
}

SCSS

$custom: #394ddb;
$custom-light: #877fe7;
$custom-dark: #000000;

JSON

{
  "hex": "#394ddb",
  "rgb": {
    "r": 57,
    "g": 77,
    "b": 219
  },
  "hsl": {
    "h": 232.593,
    "s": 69.231,
    "l": 54.118
  },
  "oklch": {
    "l": 0.49961,
    "c": 0.21553,
    "h": 270.1
  },
  "luminance": 0.11292
}

Semantic roles & 50–950 ramp

primary

#394DDB

secondary

#DAD295

accent

#D63CEC

background

#F9F7FE

surface

#F1EEFD

border

#CBC9D5

text

#0D0A16

muted

#7E7C84

Preview Lab

Preview with #394DDB

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

Preview Lab → · Contrast checker → · Palette generator →