#1E4FA5#1E4FA5

#1E4FA5 is a dark, vivid blue. Relative luminance 0.086; OKLCH L 44.7% C 0.149 H 260.8°. Best body text is #FFFFFF at 7.73:1 contrast (WCAG AA passes).

Color values

HEX	#1E4FA5
RGB	rgb(30, 79, 165)
HSL	hsl(218, 69%, 38%)
HSV	hsv(218, 82%, 65%)
CMYK	cmyk(81.8%, 52.1%, 0%, 35.3%)
CIE-LAB	lab(35.17, 16.43, -50.98)
CIE-LCH	lch(35.17, 53.56, 287.86°)
OKLab	oklab(44.66% -0.0239 -0.1469)
OKLCH	oklch(44.66% 0.149 260.8)
XYZ	xyz(10.1205, 8.5834, 36.7134)
Luminance	0.0858 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E4FA5 #A5741E

analogous

#1E92A5 #1E4FA5 #301EA5

triadic

#1E4FA5 #A51E4F #4FA51E

tetradic

#1E4FA5 #A51E92 #A5741E #1EA530

square

#1E4FA5 #A51E92 #A5741E #1EA530

split-complementary

#1E4FA5 #A5301E #92A51E

monochromatic

#0B1D3D #153671 #1E4FA5 #2868D8 #5C8CE1

Accessibility & contrast

On white

7.73

#1E4FA5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#1E4FA5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E4FA5

7.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E4FA5	#FFFFFF	#000000	##FFFFFF
##1E4FA5	1.00	7.73	2.72	7.73
#FFFFFF	7.73	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1459A8

Deuteranopia (green-blind)

#004DA3

Tritanopia (blue-blind)

#006472

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #1e4fa5;
/* rgb */ color: rgb(30, 79, 165);
/* oklch */ color: oklch(44.7% 0.149 260.8);

Tailwind

colors: {
  custom: {
    50: '#717fc0',
    500: '#1e4fa5',
    950: '#000000',
  },
}

SCSS

$custom: #1e4fa5;
$custom-light: #717fc0;
$custom-dark: #000000;

JSON

{
  "hex": "#1e4fa5",
  "rgb": {
    "r": 30,
    "g": 79,
    "b": 165
  },
  "hsl": {
    "h": 218.222,
    "s": 69.231,
    "l": 38.235
  },
  "oklch": {
    "l": 0.44659,
    "c": 0.14881,
    "h": 260.8
  },
  "luminance": 0.08585
}

Semantic roles & 50–950 ramp

primary

#1E4FA5

secondary

#C59E59

accent

#AC3CEC

background

#F7F7FB

surface

#EDEEF7

border

#C8C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #1E4FA5

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

Preview Lab → · Contrast checker → · Palette generator →