#1E4CA1#1E4CA1

#1E4CA1 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 43.7% C 0.147 H 261.3°. Best body text is #FFFFFF at 8.07:1 contrast (WCAG AA passes).

Color values

HEX	#1E4CA1
RGB	rgb(30, 76, 161)
HSL	hsl(219, 69%, 37%)
HSV	hsv(219, 81%, 63%)
CMYK	cmyk(81.4%, 52.8%, 0%, 36.9%)
CIE-LAB	lab(34.02, 16.86, -50.45)
CIE-LCH	lch(34.02, 53.19, 288.48°)
OKLab	oklab(43.69% -0.0221 -0.1454)
OKLCH	oklch(43.69% 0.147 261.3)
XYZ	xyz(9.5506, 8.0170, 34.7554)
Luminance	0.0802 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E4CA1 #A1731E

analogous

#1E8EA1 #1E4CA1 #311EA1

triadic

#1E4CA1 #A11E4C #4CA11E

tetradic

#1E4CA1 #A11E8E #A1731E #1EA131

square

#1E4CA1 #A11E8E #A1731E #1EA131

split-complementary

#1E4CA1 #A1311E #8EA11E

monochromatic

#0B1B3A #14346D #1E4CA1 #2864D5 #5989E0

Accessibility & contrast

On white

8.07

#1E4CA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#1E4CA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E4CA1

8.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E4CA1	#FFFFFF	#000000	##FFFFFF
##1E4CA1	1.00	8.07	2.60	8.07
#FFFFFF	8.07	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1056A4

Deuteranopia (green-blind)

#004A9F

Tritanopia (blue-blind)

#00616F

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #1e4ca1;
/* rgb */ color: rgb(30, 76, 161);
/* oklch */ color: oklch(43.7% 0.147 261.3);

Tailwind

colors: {
  custom: {
    50: '#707dbd',
    500: '#1e4ca1',
    950: '#000000',
  },
}

SCSS

$custom: #1e4ca1;
$custom-light: #707dbd;
$custom-dark: #000000;

JSON

{
  "hex": "#1e4ca1",
  "rgb": {
    "r": 30,
    "g": 76,
    "b": 161
  },
  "hsl": {
    "h": 218.931,
    "s": 68.586,
    "l": 37.451
  },
  "oklch": {
    "l": 0.43689,
    "c": 0.14705,
    "h": 261.3
  },
  "luminance": 0.08018
}

Semantic roles & 50–950 ramp

primary

#1E4CA1

secondary

#C49E57

accent

#AE3CEB

background

#F7F7FB

surface

#EDEEF7

border

#C8C9D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #1E4CA1

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

Preview Lab → · Contrast checker → · Palette generator →