#1E3386#1E3386

#1E3386 is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.1% C 0.141 H 267.7°. Best body text is #FFFFFF at 11.21:1 contrast (WCAG AA passes).

Color values

HEX	#1E3386
RGB	rgb(30, 51, 134)
HSL	hsl(228, 63%, 32%)
HSV	hsv(228, 78%, 53%)
CMYK	cmyk(77.6%, 61.9%, 0%, 47.5%)
CIE-LAB	lab(24.84, 23.28, -48.83)
CIE-LCH	lch(24.84, 54.09, 295.49°)
OKLab	oklab(36.1% -0.0057 -0.141)
OKLCH	oklch(36.1% 0.141 267.7)
XYZ	xyz(6.0208, 4.3642, 23.0747)
Luminance	0.0437 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E3386 #86711E

analogous

#1E6786 #1E3386 #3D1E86

triadic

#1E3386 #861E33 #33861E

tetradic

#1E3386 #861E67 #86711E #1E863D

square

#1E3386 #861E67 #86711E #1E863D

split-complementary

#1E3386 #863D1E #67861E

monochromatic

#080D22 #132054 #1E3386 #2946B8 #4865D6

Accessibility & contrast

On white

11.21

#1E3386 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#1E3386 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E3386

11.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E3386	#FFFFFF	#000000	##FFFFFF
##1E3386	1.00	11.21	1.87	11.21
#FFFFFF	11.21	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004089

Deuteranopia (green-blind)

#003684

Tritanopia (blue-blind)

#004857

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #1e3386;
/* rgb */ color: rgb(30, 51, 134);
/* oklch */ color: oklch(36.1% 0.141 267.7);

Tailwind

colors: {
  custom: {
    50: '#6b6aaa',
    500: '#1e3386',
    950: '#000000',
  },
}

SCSS

$custom: #1e3386;
$custom-light: #6b6aaa;
$custom-dark: #000000;

JSON

{
  "hex": "#1e3386",
  "rgb": {
    "r": 30,
    "g": 51,
    "b": 134
  },
  "hsl": {
    "h": 227.885,
    "s": 63.415,
    "l": 32.157
  },
  "oklch": {
    "l": 0.36096,
    "c": 0.14116,
    "h": 267.7
  },
  "luminance": 0.04365
}

Semantic roles & 50–950 ramp

primary

#1E3386

secondary

#B8A247

accent

#C541E6

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#080610

muted

#7A7A7F

Preview Lab

Preview with #1E3386

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

Preview Lab → · Contrast checker → · Palette generator →