#1E4FA9#1E4FA9

#1E4FA9 is a dark, vivid blue. Relative luminance 0.087; OKLCH L 45.0% C 0.154 H 261.3°. Best body text is #FFFFFF at 7.65:1 contrast (WCAG AA passes).

Color values

HEX	#1E4FA9
RGB	rgb(30, 79, 169)
HSL	hsl(219, 70%, 39%)
HSV	hsv(219, 82%, 66%)
CMYK	cmyk(82.2%, 53.3%, 0%, 33.7%)
CIE-LAB	lab(35.46, 18.02, -52.90)
CIE-LCH	lch(35.46, 55.88, 288.81°)
OKLab	oklab(44.98% -0.0234 -0.1525)
OKLCH	oklch(44.98% 0.154 261.3)
XYZ	xyz(10.4902, 8.7313, 38.6608)
Luminance	0.0873 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E4FA9 #A9781E

analogous

#1E95A9 #1E4FA9 #331EA9

triadic

#1E4FA9 #A91E4F #4FA91E

tetradic

#1E4FA9 #A91E95 #A9781E #1EA933

square

#1E4FA9 #A91E95 #A9781E #1EA933

split-complementary

#1E4FA9 #A9331E #95A91E

monochromatic

#0C1E41 #153775 #1E4FA9 #2B68D9 #5F8DE3

Accessibility & contrast

On white

7.65

#1E4FA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#1E4FA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E4FA9

7.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E4FA9	#FFFFFF	#000000	##FFFFFF
##1E4FA9	1.00	7.65	2.75	7.65
#FFFFFF	7.65	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A5AAC

Deuteranopia (green-blind)

#004DA7

Tritanopia (blue-blind)

#006574

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #1e4fa9;
/* rgb */ color: rgb(30, 79, 169);
/* oklch */ color: oklch(45.0% 0.154 261.3);

Tailwind

colors: {
  custom: {
    50: '#727fc3',
    500: '#1e4fa9',
    950: '#000000',
  },
}

SCSS

$custom: #1e4fa9;
$custom-light: #727fc3;
$custom-dark: #000000;

JSON

{
  "hex": "#1e4fa9",
  "rgb": {
    "r": 30,
    "g": 79,
    "b": 169
  },
  "hsl": {
    "h": 218.849,
    "s": 69.849,
    "l": 39.02
  },
  "oklch": {
    "l": 0.44975,
    "c": 0.15429,
    "h": 261.3
  },
  "luminance": 0.08733
}

Semantic roles & 50–950 ramp

primary

#1E4FA9

secondary

#C7A15C

accent

#AE3BED

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#090A13

muted

#7B7C82

Preview Lab

Preview with #1E4FA9

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

Preview Lab → · Contrast checker → · Palette generator →