#1E4A9B#1E4A9B

#1E4A9B is a dark, vivid blue. Relative luminance 0.075; OKLCH L 42.8% C 0.141 H 261.3°. Best body text is #FFFFFF at 8.37:1 contrast (WCAG AA passes).

Color values

HEX	#1E4A9B
RGB	rgb(30, 74, 155)
HSL	hsl(219, 68%, 36%)
HSV	hsv(219, 81%, 61%)
CMYK	cmyk(80.6%, 52.3%, 0%, 39.2%)
CIE-LAB	lab(33.00, 15.81, -48.47)
CIE-LCH	lch(33.00, 50.98, 288.07°)
OKLab	oklab(42.78% -0.0214 -0.1396)
OKLCH	oklch(42.78% 0.141 261.3)
XYZ	xyz(8.8985, 7.5391, 31.9902)
Luminance	0.0754 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E4A9B #9B6F1E

analogous

#1E899B #1E4A9B #311E9B

triadic

#1E4A9B #9B1E4A #4A9B1E

tetradic

#1E4A9B #9B1E89 #9B6F1E #1E9B31

square

#1E4A9B #9B1E89 #9B6F1E #1E9B31

split-complementary

#1E4A9B #9B311E #899B1E

monochromatic

#0A1934 #143268 #1E4A9B #2862CE #5585DE

Accessibility & contrast

On white

8.37

#1E4A9B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#1E4A9B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E4A9B

8.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E4A9B	#FFFFFF	#000000	##FFFFFF
##1E4A9B	1.00	8.37	2.51	8.37
#FFFFFF	8.37	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#14549E

Deuteranopia (green-blind)

#004899

Tritanopia (blue-blind)

#005E6B

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #1e4a9b;
/* rgb */ color: rgb(30, 74, 155);
/* oklch */ color: oklch(42.8% 0.141 261.3);

Tailwind

colors: {
  custom: {
    50: '#6f7bb9',
    500: '#1e4a9b',
    950: '#000000',
  },
}

SCSS

$custom: #1e4a9b;
$custom-light: #6f7bb9;
$custom-dark: #000000;

JSON

{
  "hex": "#1e4a9b",
  "rgb": {
    "r": 30,
    "g": 74,
    "b": 155
  },
  "hsl": {
    "h": 218.88,
    "s": 67.568,
    "l": 36.275
  },
  "oklch": {
    "l": 0.42777,
    "c": 0.14122,
    "h": 261.3
  },
  "luminance": 0.0754
}

Semantic roles & 50–950 ramp

primary

#1E4A9B

secondary

#C29B53

accent

#AE3DEA

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080911

muted

#7B7B80

Preview Lab

Preview with #1E4A9B

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

Preview Lab → · Contrast checker → · Palette generator →