#1E4DA0#1E4DA0

#1E4DA0 is a dark, vivid blue. Relative luminance 0.081; OKLCH L 43.8% C 0.144 H 260.8°. Best body text is #FFFFFF at 8.00:1 contrast (WCAG AA passes).

Color values

HEX	#1E4DA0
RGB	rgb(30, 77, 160)
HSL	hsl(218, 68%, 37%)
HSV	hsv(218, 81%, 63%)
CMYK	cmyk(81.3%, 51.9%, 0%, 37.3%)
CIE-LAB	lab(34.23, 15.78, -49.50)
CIE-LCH	lch(34.23, 51.95, 287.68°)
OKLab	oklab(43.83% -0.023 -0.1425)
OKLCH	oklch(43.83% 0.144 260.8)
XYZ	xyz(9.5322, 8.1207, 34.3160)
Luminance	0.0812 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E4DA0 #A0711E

analogous

#1E8EA0 #1E4DA0 #301EA0

triadic

#1E4DA0 #A01E4D #4DA01E

tetradic

#1E4DA0 #A01E8E #A0711E #1EA030

square

#1E4DA0 #A01E8E #A0711E #1EA030

split-complementary

#1E4DA0 #A0301E #8EA01E

monochromatic

#0B1B39 #14346C #1E4DA0 #2866D4 #5989E0

Accessibility & contrast

On white

8.00

#1E4DA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#1E4DA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E4DA0

8.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E4DA0	#FFFFFF	#000000	##FFFFFF
##1E4DA0	1.00	8.00	2.62	8.00
#FFFFFF	8.00	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1657A3

Deuteranopia (green-blind)

#004B9E

Tritanopia (blue-blind)

#00616F

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #1e4da0;
/* rgb */ color: rgb(30, 77, 160);
/* oklch */ color: oklch(43.8% 0.144 260.8);

Tailwind

colors: {
  custom: {
    50: '#707ebd',
    500: '#1e4da0',
    950: '#000000',
  },
}

SCSS

$custom: #1e4da0;
$custom-light: #707ebd;
$custom-dark: #000000;

JSON

{
  "hex": "#1e4da0",
  "rgb": {
    "r": 30,
    "g": 77,
    "b": 160
  },
  "hsl": {
    "h": 218.308,
    "s": 68.421,
    "l": 37.255
  },
  "oklch": {
    "l": 0.4383,
    "c": 0.1444,
    "h": 260.8
  },
  "luminance": 0.08122
}

Semantic roles & 50–950 ramp

primary

#1E4DA0

secondary

#C49C56

accent

#AC3DEB

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #1E4DA0

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

Preview Lab → · Contrast checker → · Palette generator →