#1E3384#1E3384

#1E3384 is a dark, vivid blue. Relative luminance 0.043; OKLCH L 35.9% C 0.138 H 267.6°. Best body text is #FFFFFF at 11.28:1 contrast (WCAG AA passes).

Color values

HEX	#1E3384
RGB	rgb(30, 51, 132)
HSL	hsl(228, 63%, 32%)
HSV	hsv(228, 77%, 52%)
CMYK	cmyk(77.3%, 61.4%, 0%, 48.2%)
CIE-LAB	lab(24.67, 22.49, -47.86)
CIE-LCH	lch(24.67, 52.88, 295.17°)
OKLab	oklab(35.91% -0.0057 -0.1382)
OKLCH	oklch(35.91% 0.138 267.6)
XYZ	xyz(5.8827, 4.3090, 22.3470)
Luminance	0.0431 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E3384 #846F1E

analogous

#1E6684 #1E3384 #3C1E84

triadic

#1E3384 #841E33 #33841E

tetradic

#1E3384 #841E66 #846F1E #1E843C

square

#1E3384 #841E66 #846F1E #1E843C

split-complementary

#1E3384 #843C1E #66841E

monochromatic

#070C20 #132052 #1E3384 #2946B6 #4764D5

Accessibility & contrast

On white

11.28

#1E3384 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#1E3384 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E3384

11.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E3384	#FFFFFF	#000000	##FFFFFF
##1E3384	1.00	11.28	1.86	11.28
#FFFFFF	11.28	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F87

Deuteranopia (green-blind)

#003682

Tritanopia (blue-blind)

#004756

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #1e3384;
/* rgb */ color: rgb(30, 51, 132);
/* oklch */ color: oklch(35.9% 0.138 267.6);

Tailwind

colors: {
  custom: {
    50: '#6a6aa8',
    500: '#1e3384',
    950: '#000000',
  },
}

SCSS

$custom: #1e3384;
$custom-light: #6a6aa8;
$custom-dark: #000000;

JSON

{
  "hex": "#1e3384",
  "rgb": {
    "r": 30,
    "g": 51,
    "b": 132
  },
  "hsl": {
    "h": 227.647,
    "s": 62.963,
    "l": 31.765
  },
  "oklch": {
    "l": 0.35914,
    "c": 0.13832,
    "h": 267.6
  },
  "luminance": 0.0431
}

Semantic roles & 50–950 ramp

primary

#1E3384

secondary

#B7A047

accent

#C442E6

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#070610

muted

#7A7A7F

Preview Lab

Preview with #1E3384

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

Preview Lab → · Contrast checker → · Palette generator →