#1E3FAE#1E3FAE

#1E3FAE is a dark, vivid blue. Relative luminance 0.069; OKLCH L 42.2% C 0.181 H 265.8°. Best body text is #FFFFFF at 8.83:1 contrast (WCAG AA passes).

Color values

HEX	#1E3FAE
RGB	rgb(30, 63, 174)
HSL	hsl(226, 71%, 40%)
HSV	hsv(226, 83%, 68%)
CMYK	cmyk(82.8%, 63.8%, 0%, 31.8%)
CIE-LAB	lab(31.55, 30.71, -62.26)
CIE-LCH	lch(31.55, 69.42, 296.26°)
OKLab	oklab(42.16% -0.0132 -0.1803)
OKLCH	oklch(42.16% 0.181 265.8)
XYZ	xyz(9.9502, 6.8858, 40.8409)
Luminance	0.0689 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E3FAE #AE8D1E

analogous

#1E87AE #1E3FAE #451EAE

triadic

#1E3FAE #AE1E3F #3FAE1E

tetradic

#1E3FAE #AE1E87 #AE8D1E #1EAE45

square

#1E3FAE #AE1E87 #AE8D1E #1EAE45

split-complementary

#1E3FAE #AE451E #87AE1E

monochromatic

#0C1946 #152C7A #1E3FAE #2E56DB #6280E4

Accessibility & contrast

On white

8.83

#1E3FAE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#1E3FAE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E3FAE

8.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E3FAE	#FFFFFF	#000000	##FFFFFF
##1E3FAE	1.00	8.83	2.38	8.83
#FFFFFF	8.83	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051B2

Deuteranopia (green-blind)

#0044AC

Tritanopia (blue-blind)

#005C70

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #1e3fae;
/* rgb */ color: rgb(30, 63, 174);
/* oklch */ color: oklch(42.2% 0.181 265.8);

Tailwind

colors: {
  custom: {
    50: '#7473c7',
    500: '#1e3fae',
    950: '#000000',
  },
}

SCSS

$custom: #1e3fae;
$custom-light: #7473c7;
$custom-dark: #000000;

JSON

{
  "hex": "#1e3fae",
  "rgb": {
    "r": 30,
    "g": 63,
    "b": 174
  },
  "hsl": {
    "h": 226.25,
    "s": 70.588,
    "l": 40
  },
  "oklch": {
    "l": 0.42162,
    "c": 0.18074,
    "h": 265.8
  },
  "luminance": 0.06887
}

Semantic roles & 50–950 ramp

primary

#1E3FAE

secondary

#C9B15F

accent

#C43AED

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0813

muted

#7C7B82

Preview Lab

Preview with #1E3FAE

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

Preview Lab → · Contrast checker → · Palette generator →