#394E9B#394E9B

#394E9B is a dark, vivid blue. Relative luminance 0.087; OKLCH L 44.9% C 0.128 H 269.3°. Best body text is #FFFFFF at 7.67:1 contrast (WCAG AA passes).

Color values

HEX	#394E9B
RGB	rgb(57, 78, 155)
HSL	hsl(227, 46%, 42%)
HSV	hsv(227, 63%, 61%)
CMYK	cmyk(63.2%, 49.7%, 0%, 39.2%)
CIE-LAB	lab(35.37, 17.16, -44.59)
CIE-LCH	lch(35.37, 47.78, 291.05°)
OKLab	oklab(44.91% -0.0016 -0.1276)
OKLCH	oklch(44.91% 0.128 269.3)
XYZ	xyz(10.3261, 8.6843, 32.1361)
Luminance	0.0868 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#394E9B #9B8639

analogous

#397F9B #394E9B #55399B

triadic

#394E9B #9B394E #4E9B39

tetradic

#394E9B #9B397F #9B8639 #399B55

square

#394E9B #9B397F #9B8639 #399B55

split-complementary

#394E9B #9B5539 #7F9B39

monochromatic

#182142 #29376E #394E9B #5269BF #7F90D0

Accessibility & contrast

On white

7.67

#394E9B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#394E9B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #394E9B

7.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##394E9B	#FFFFFF	#000000	##FFFFFF
##394E9B	1.00	7.67	2.74	7.67
#FFFFFF	7.67	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#26589E

Deuteranopia (green-blind)

#124F99

Tritanopia (blue-blind)

#00606D

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #394e9b;
/* rgb */ color: rgb(57, 78, 155);
/* oklch */ color: oklch(44.9% 0.128 269.3);

Tailwind

colors: {
  custom: {
    50: '#797fb9',
    500: '#394e9b',
    950: '#000000',
  },
}

SCSS

$custom: #394e9b;
$custom-light: #797fb9;
$custom-dark: #000000;

JSON

{
  "hex": "#394e9b",
  "rgb": {
    "r": 57,
    "g": 78,
    "b": 155
  },
  "hsl": {
    "h": 227.143,
    "s": 46.226,
    "l": 41.569
  },
  "oklch": {
    "l": 0.44914,
    "c": 0.12761,
    "h": 269.3
  },
  "luminance": 0.08685
}

Semantic roles & 50–950 ramp

primary

#394E9B

secondary

#B9AB77

accent

#BA52D6

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#0A0A11

muted

#7C7C80

Preview Lab

Preview with #394E9B

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

Preview Lab → · Contrast checker → · Palette generator →