#1E4A99#1E4A99

#1E4A99 is a dark, vivid blue. Relative luminance 0.075; OKLCH L 42.6% C 0.138 H 261.0°. Best body text is #FFFFFF at 8.42:1 contrast (WCAG AA passes).

Color values

HEX	#1E4A99
RGB	rgb(30, 74, 153)
HSL	hsl(219, 67%, 36%)
HSV	hsv(219, 80%, 60%)
CMYK	cmyk(80.4%, 51.6%, 0%, 40%)
CIE-LAB	lab(32.86, 15.01, -47.49)
CIE-LCH	lch(32.86, 49.81, 287.54°)
OKLab	oklab(42.62% -0.0216 -0.1367)
OKLCH	oklch(42.62% 0.138 261)
XYZ	xyz(8.7319, 7.4725, 31.1129)
Luminance	0.0747 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E4A99 #996D1E

analogous

#1E8799 #1E4A99 #301E99

triadic

#1E4A99 #991E4A #4A991E

tetradic

#1E4A99 #991E87 #996D1E #1E9930

square

#1E4A99 #991E87 #996D1E #1E9930

split-complementary

#1E4A99 #99301E #87991E

monochromatic

#0A1933 #143166 #1E4A99 #2863CC #5485DD

Accessibility & contrast

On white

8.42

#1E4A99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#1E4A99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E4A99

8.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E4A99	#FFFFFF	#000000	##FFFFFF
##1E4A99	1.00	8.42	2.49	8.42
#FFFFFF	8.42	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#17539C

Deuteranopia (green-blind)

#004897

Tritanopia (blue-blind)

#005D6A

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #1e4a99;
/* rgb */ color: rgb(30, 74, 153);
/* oklch */ color: oklch(42.6% 0.138 261.0);

Tailwind

colors: {
  custom: {
    50: '#6e7bb8',
    500: '#1e4a99',
    950: '#000000',
  },
}

SCSS

$custom: #1e4a99;
$custom-light: #6e7bb8;
$custom-dark: #000000;

JSON

{
  "hex": "#1e4a99",
  "rgb": {
    "r": 30,
    "g": 74,
    "b": 153
  },
  "hsl": {
    "h": 218.537,
    "s": 67.213,
    "l": 35.882
  },
  "oklch": {
    "l": 0.4262,
    "c": 0.13841,
    "h": 261
  },
  "luminance": 0.07473
}

Semantic roles & 50–950 ramp

primary

#1E4A99

secondary

#C19952

accent

#AC3EEA

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080911

muted

#7B7B80

Preview Lab

Preview with #1E4A99

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

Preview Lab → · Contrast checker → · Palette generator →