#1E4E9A#1E4E9A

#1E4E9A is a dark, vivid blue. Relative luminance 0.081; OKLCH L 43.6% C 0.135 H 259.5°. Best body text is #FFFFFF at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#1E4E9A
RGB	rgb(30, 78, 154)
HSL	hsl(217, 67%, 36%)
HSV	hsv(217, 81%, 60%)
CMYK	cmyk(80.5%, 49.4%, 0%, 39.6%)
CIE-LAB	lab(34.10, 12.71, -46.09)
CIE-LCH	lch(34.10, 47.81, 285.41°)
OKLab	oklab(43.59% -0.0247 -0.1325)
OKLCH	oklch(43.59% 0.135 259.5)
XYZ	xyz(9.0904, 8.0568, 31.6416)
Luminance	0.0806 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E4E9A #9A6A1E

analogous

#1E8C9A #1E4E9A #2C1E9A

triadic

#1E4E9A #9A1E4E #4E9A1E

tetradic

#1E4E9A #9A1E8C #9A6A1E #1E9A2C

square

#1E4E9A #9A1E8C #9A6A1E #1E9A2C

split-complementary

#1E4E9A #9A2C1E #8C9A1E

monochromatic

#0A1A34 #143467 #1E4E9A #2868CD #558ADE

Accessibility & contrast

On white

8.04

#1E4E9A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#1E4E9A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E4E9A

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E4E9A	#FFFFFF	#000000	##FFFFFF
##1E4E9A	1.00	8.04	2.61	8.04
#FFFFFF	8.04	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#22569D

Deuteranopia (green-blind)

#004B98

Tritanopia (blue-blind)

#00606C

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #1e4e9a;
/* rgb */ color: rgb(30, 78, 154);
/* oklch */ color: oklch(43.6% 0.135 259.5);

Tailwind

colors: {
  custom: {
    50: '#6e7eb8',
    500: '#1e4e9a',
    950: '#000000',
  },
}

SCSS

$custom: #1e4e9a;
$custom-light: #6e7eb8;
$custom-dark: #000000;

JSON

{
  "hex": "#1e4e9a",
  "rgb": {
    "r": 30,
    "g": 78,
    "b": 154
  },
  "hsl": {
    "h": 216.774,
    "s": 67.391,
    "l": 36.078
  },
  "oklch": {
    "l": 0.43594,
    "c": 0.1348,
    "h": 259.5
  },
  "luminance": 0.08058
}

Semantic roles & 50–950 ramp

primary

#1E4E9A

secondary

#C19653

accent

#A73EEA

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080A11

muted

#7B7C80

Preview Lab

Preview with #1E4E9A

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

Preview Lab → · Contrast checker → · Palette generator →