#1E4DAD#1E4DAD

#1E4DAD is a dark, vivid blue. Relative luminance 0.086; OKLCH L 44.9% C 0.162 H 262.3°. Best body text is #FFFFFF at 7.72:1 contrast (WCAG AA passes).

Color values

HEX	#1E4DAD
RGB	rgb(30, 77, 173)
HSL	hsl(220, 70%, 40%)
HSV	hsv(220, 83%, 68%)
CMYK	cmyk(82.7%, 55.5%, 0%, 32.2%)
CIE-LAB	lab(35.20, 20.95, -55.70)
CIE-LCH	lch(35.20, 59.51, 290.61°)
OKLab	oklab(44.87% -0.0216 -0.1608)
OKLCH	oklch(44.87% 0.162 262.3)
XYZ	xyz(10.7294, 8.5996, 40.6215)
Luminance	0.0860 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E4DAD #AD7E1E

analogous

#1E94AD #1E4DAD #371EAD

triadic

#1E4DAD #AD1E4D #4DAD1E

tetradic

#1E4DAD #AD1E94 #AD7E1E #1EAD37

square

#1E4DAD #AD1E94 #AD7E1E #1EAD37

split-complementary

#1E4DAD #AD371E #94AD1E

monochromatic

#0C1F45 #153679 #1E4DAD #2E66DB #628CE4

Accessibility & contrast

On white

7.72

#1E4DAD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#1E4DAD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E4DAD

7.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E4DAD	#FFFFFF	#000000	##FFFFFF
##1E4DAD	1.00	7.72	2.72	7.72
#FFFFFF	7.72	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AB0

Deuteranopia (green-blind)

#004DAB

Tritanopia (blue-blind)

#006575

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #1e4dad;
/* rgb */ color: rgb(30, 77, 173);
/* oklch */ color: oklch(44.9% 0.162 262.3);

Tailwind

colors: {
  custom: {
    50: '#737ec6',
    500: '#1e4dad',
    950: '#000000',
  },
}

SCSS

$custom: #1e4dad;
$custom-light: #737ec6;
$custom-dark: #000000;

JSON

{
  "hex": "#1e4dad",
  "rgb": {
    "r": 30,
    "g": 77,
    "b": 173
  },
  "hsl": {
    "h": 220.28,
    "s": 70.443,
    "l": 39.804
  },
  "oklch": {
    "l": 0.44873,
    "c": 0.16225,
    "h": 262.3
  },
  "luminance": 0.08601
}

Semantic roles & 50–950 ramp

primary

#1E4DAD

secondary

#C8A65E

accent

#B33BED

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #1E4DAD

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

Preview Lab → · Contrast checker → · Palette generator →