#1E3380#1E3380

#1E3380 is a dark, vivid blue. Relative luminance 0.042; OKLCH L 35.6% C 0.133 H 267.5°. Best body text is #FFFFFF at 11.41:1 contrast (WCAG AA passes).

Color values

HEX	#1E3380
RGB	rgb(30, 51, 128)
HSL	hsl(227, 62%, 31%)
HSV	hsv(227, 77%, 50%)
CMYK	cmyk(76.6%, 60.2%, 0%, 49.8%)
CIE-LAB	lab(24.33, 20.90, -45.90)
CIE-LCH	lch(24.33, 50.44, 294.48°)
OKLab	oklab(35.55% -0.0058 -0.1325)
OKLCH	oklch(35.55% 0.133 267.5)
XYZ	xyz(5.6142, 4.2016, 20.9330)
Luminance	0.0420 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E3380 #806B1E

analogous

#1E6480 #1E3380 #3A1E80

triadic

#1E3380 #801E33 #33801E

tetradic

#1E3380 #801E64 #806B1E #1E803A

square

#1E3380 #801E64 #806B1E #1E803A

split-complementary

#1E3380 #803A1E #64801E

monochromatic

#070B1D #121F4E #1E3380 #2A47B2 #4564D3

Accessibility & contrast

On white

11.41

#1E3380 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#1E3380 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E3380

11.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E3380	#FFFFFF	#000000	##FFFFFF
##1E3380	1.00	11.41	1.84	11.41
#FFFFFF	11.41	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E83

Deuteranopia (green-blind)

#00357E

Tritanopia (blue-blind)

#004654

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #1e3380;
/* rgb */ color: rgb(30, 51, 128);
/* oklch */ color: oklch(35.6% 0.133 267.5);

Tailwind

colors: {
  custom: {
    50: '#696aa6',
    500: '#1e3380',
    950: '#000000',
  },
}

SCSS

$custom: #1e3380;
$custom-light: #696aa6;
$custom-dark: #000000;

JSON

{
  "hex": "#1e3380",
  "rgb": {
    "r": 30,
    "g": 51,
    "b": 128
  },
  "hsl": {
    "h": 227.143,
    "s": 62.025,
    "l": 30.98
  },
  "oklch": {
    "l": 0.35553,
    "c": 0.13259,
    "h": 267.5
  },
  "luminance": 0.04202
}

Semantic roles & 50–950 ramp

primary

#1E3380

secondary

#B39C47

accent

#C243E5

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #1E3380

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

Preview Lab → · Contrast checker → · Palette generator →