#1E4DAE#1E4DAE

#1E4DAE is a dark, vivid blue. Relative luminance 0.086; OKLCH L 45.0% C 0.164 H 262.4°. Best body text is #FFFFFF at 7.70:1 contrast (WCAG AA passes).

Color values

HEX	#1E4DAE
RGB	rgb(30, 77, 174)
HSL	hsl(220, 71%, 40%)
HSV	hsv(220, 83%, 68%)
CMYK	cmyk(82.8%, 55.7%, 0%, 31.8%)
CIE-LAB	lab(35.28, 21.35, -56.17)
CIE-LCH	lch(35.28, 60.09, 290.81°)
OKLab	oklab(44.96% -0.0215 -0.1622)
OKLCH	oklch(44.96% 0.164 262.4)
XYZ	xyz(10.8265, 8.6384, 41.1330)
Luminance	0.0864 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E4DAE #AE7F1E

analogous

#1E95AE #1E4DAE #371EAE

triadic

#1E4DAE #AE1E4D #4DAE1E

tetradic

#1E4DAE #AE1E95 #AE7F1E #1EAE37

square

#1E4DAE #AE1E95 #AE7F1E #1EAE37

split-complementary

#1E4DAE #AE371E #95AE1E

monochromatic

#0C1F46 #15367A #1E4DAE #2E67DB #628DE4

Accessibility & contrast

On white

7.70

#1E4DAE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#1E4DAE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E4DAE

7.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E4DAE	#FFFFFF	#000000	##FFFFFF
##1E4DAE	1.00	7.70	2.73	7.70
#FFFFFF	7.70	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AB1

Deuteranopia (green-blind)

#004DAC

Tritanopia (blue-blind)

#006576

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #1e4dae;
/* rgb */ color: rgb(30, 77, 174);
/* oklch */ color: oklch(45.0% 0.164 262.4);

Tailwind

colors: {
  custom: {
    50: '#737ec7',
    500: '#1e4dae',
    950: '#000000',
  },
}

SCSS

$custom: #1e4dae;
$custom-light: #737ec7;
$custom-dark: #000000;

JSON

{
  "hex": "#1e4dae",
  "rgb": {
    "r": 30,
    "g": 77,
    "b": 174
  },
  "hsl": {
    "h": 220.417,
    "s": 70.588,
    "l": 40
  },
  "oklch": {
    "l": 0.44955,
    "c": 0.16359,
    "h": 262.4
  },
  "luminance": 0.0864
}

Semantic roles & 50–950 ramp

primary

#1E4DAE

secondary

#C9A65F

accent

#B33AED

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #1E4DAE

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

Preview Lab → · Contrast checker → · Palette generator →