#1E2873#1E2873

#1E2873 is a dark, vivid blue. Relative luminance 0.030; OKLCH L 32.1% C 0.128 H 271.3°. Best body text is #FFFFFF at 13.07:1 contrast (WCAG AA passes).

Color values

HEX	#1E2873
RGB	rgb(30, 40, 115)
HSL	hsl(233, 59%, 28%)
HSV	hsv(233, 74%, 45%)
CMYK	cmyk(73.9%, 65.2%, 0%, 54.9%)
CIE-LAB	lab(20.17, 23.47, -44.42)
CIE-LCH	lch(20.17, 50.24, 297.85°)
OKLab	oklab(32.11% 0.0028 -0.1282)
OKLCH	oklch(32.11% 0.128 271.3)
XYZ	xyz(4.3877, 3.0310, 16.5701)
Luminance	0.0303 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E2873 #73691E

analogous

#1E5273 #1E2873 #3E1E73

triadic

#1E2873 #731E28 #28731E

tetradic

#1E2873 #731E52 #73691E #1E733E

square

#1E2873 #731E52 #73691E #1E733E

split-complementary

#1E2873 #733E1E #52731E

monochromatic

#060818 #111742 #1E2873 #2B39A4 #3F4FCD

Accessibility & contrast

On white

13.07

#1E2873 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#1E2873 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E2873

13.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E2873	#FFFFFF	#000000	##FFFFFF
##1E2873	1.00	13.07	1.61	13.07
#FFFFFF	13.07	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003575

Deuteranopia (green-blind)

#002D72

Tritanopia (blue-blind)

#003B49

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #1e2873;
/* rgb */ color: rgb(30, 40, 115);
/* oklch */ color: oklch(32.1% 0.128 271.3);

Tailwind

colors: {
  custom: {
    50: '#67619c',
    500: '#1e2873',
    950: '#000000',
  },
}

SCSS

$custom: #1e2873;
$custom-light: #67619c;
$custom-dark: #000000;

JSON

{
  "hex": "#1e2873",
  "rgb": {
    "r": 30,
    "g": 40,
    "b": 115
  },
  "hsl": {
    "h": 232.941,
    "s": 58.621,
    "l": 28.431
  },
  "oklch": {
    "l": 0.3211,
    "c": 0.12828,
    "h": 271.3
  },
  "luminance": 0.03031
}

Semantic roles & 50–950 ramp

primary

#1E2873

secondary

#A79C46

accent

#CF46E2

background

#F6F5F9

surface

#EBEAF2

border

#C6C6CC

text

#07050E

muted

#7A797E

Preview Lab

Preview with #1E2873

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

Preview Lab → · Contrast checker → · Palette generator →