#1E4388#1E4388

#1E4388 is a dark, vivid blue. Relative luminance 0.061; OKLCH L 39.7% C 0.123 H 261.5°. Best body text is #FFFFFF at 9.49:1 contrast (WCAG AA passes).

Color values

HEX	#1E4388
RGB	rgb(30, 67, 136)
HSL	hsl(219, 64%, 33%)
HSV	hsv(219, 78%, 53%)
CMYK	cmyk(77.9%, 50.7%, 0%, 46.7%)
CIE-LAB	lab(29.58, 12.96, -42.38)
CIE-LCH	lch(29.58, 44.31, 287.01°)
OKLab	oklab(39.73% -0.0183 -0.1218)
OKLCH	oklch(39.73% 0.123 261.5)
XYZ	xyz(6.9849, 6.0671, 24.0907)
Luminance	0.0607 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E4388 #88631E

analogous

#1E7888 #1E4388 #2E1E88

triadic

#1E4388 #881E43 #43881E

tetradic

#1E4388 #881E78 #88631E #1E882E

square

#1E4388 #881E78 #88631E #1E882E

split-complementary

#1E4388 #882E1E #78881E

monochromatic

#081224 #132A56 #1E4388 #295CBA #497BD7

Accessibility & contrast

On white

9.49

#1E4388 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#1E4388 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E4388

9.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E4388	#FFFFFF	#000000	##FFFFFF
##1E4388	1.00	9.49	2.21	9.49
#FFFFFF	9.49	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A4B8B

Deuteranopia (green-blind)

#004187

Tritanopia (blue-blind)

#00535F

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #1e4388;
/* rgb */ color: rgb(30, 67, 136);
/* oklch */ color: oklch(39.7% 0.123 261.5);

Tailwind

colors: {
  custom: {
    50: '#6a76ab',
    500: '#1e4388',
    950: '#000000',
  },
}

SCSS

$custom: #1e4388;
$custom-light: #6a76ab;
$custom-dark: #000000;

JSON

{
  "hex": "#1e4388",
  "rgb": {
    "r": 30,
    "g": 67,
    "b": 136
  },
  "hsl": {
    "h": 219.057,
    "s": 63.855,
    "l": 32.549
  },
  "oklch": {
    "l": 0.39725,
    "c": 0.12316,
    "h": 261.5
  },
  "luminance": 0.06068
}

Semantic roles & 50–950 ramp

primary

#1E4388

secondary

#B99249

accent

#AD41E7

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070810

muted

#7A7B7F

Preview Lab

Preview with #1E4388

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

Preview Lab → · Contrast checker → · Palette generator →