#1E4C9F#1E4C9F

#1E4C9F is a dark, vivid blue. Relative luminance 0.079; OKLCH L 43.5% C 0.144 H 261.1°. Best body text is #FFFFFF at 8.11:1 contrast (WCAG AA passes).

Color values

HEX	#1E4C9F
RGB	rgb(30, 76, 159)
HSL	hsl(219, 68%, 37%)
HSV	hsv(219, 81%, 62%)
CMYK	cmyk(81.1%, 52.2%, 0%, 37.6%)
CIE-LAB	lab(33.87, 16.06, -49.48)
CIE-LCH	lch(33.87, 52.02, 287.98°)
OKLab	oklab(43.53% -0.0224 -0.1425)
OKLCH	oklch(43.53% 0.144 261.1)
XYZ	xyz(9.3756, 7.9470, 33.8340)
Luminance	0.0795 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E4C9F #9F711E

analogous

#1E8C9F #1E4C9F #311E9F

triadic

#1E4C9F #9F1E4C #4C9F1E

tetradic

#1E4C9F #9F1E8C #9F711E #1E9F31

square

#1E4C9F #9F1E8C #9F711E #1E9F31

split-complementary

#1E4C9F #9F311E #8C9F1E

monochromatic

#0B1B38 #14336C #1E4C9F #2865D2 #5888DF

Accessibility & contrast

On white

8.11

#1E4C9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#1E4C9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E4C9F

8.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E4C9F	#FFFFFF	#000000	##FFFFFF
##1E4C9F	1.00	8.11	2.59	8.11
#FFFFFF	8.11	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1456A2

Deuteranopia (green-blind)

#004A9D

Tritanopia (blue-blind)

#00606E

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #1e4c9f;
/* rgb */ color: rgb(30, 76, 159);
/* oklch */ color: oklch(43.5% 0.144 261.1);

Tailwind

colors: {
  custom: {
    50: '#707dbc',
    500: '#1e4c9f',
    950: '#000000',
  },
}

SCSS

$custom: #1e4c9f;
$custom-light: #707dbc;
$custom-dark: #000000;

JSON

{
  "hex": "#1e4c9f",
  "rgb": {
    "r": 30,
    "g": 76,
    "b": 159
  },
  "hsl": {
    "h": 218.605,
    "s": 68.254,
    "l": 37.059
  },
  "oklch": {
    "l": 0.43531,
    "c": 0.14427,
    "h": 261.1
  },
  "luminance": 0.07948
}

Semantic roles & 50–950 ramp

primary

#1E4C9F

secondary

#C39C56

accent

#AD3DEB

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #1E4C9F

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

Preview Lab → · Contrast checker → · Palette generator →