#1E3793#1E3793

#1E3793 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.1% C 0.154 H 266.9°. Best body text is #FFFFFF at 10.38:1 contrast (WCAG AA passes).

Color values

HEX	#1E3793
RGB	rgb(30, 55, 147)
HSL	hsl(227, 66%, 35%)
HSV	hsv(227, 80%, 58%)
CMYK	cmyk(79.6%, 62.6%, 0%, 42.4%)
CIE-LAB	lab(27.06, 25.64, -53.26)
CIE-LCH	lch(27.06, 59.11, 295.70°)
OKLab	oklab(38.1% -0.0084 -0.154)
OKLCH	oklch(38.1% 0.154 266.9)
XYZ	xyz(7.1662, 5.1142, 28.2076)
Luminance	0.0512 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E3793 #937A1E

analogous

#1E7293 #1E3793 #3F1E93

triadic

#1E3793 #931E37 #37931E

tetradic

#1E3793 #931E72 #937A1E #1E933F

square

#1E3793 #931E72 #937A1E #1E933F

split-complementary

#1E3793 #933F1E #72931E

monochromatic

#09112D #142460 #1E3793 #284AC6 #506EDB

Accessibility & contrast

On white

10.38

#1E3793 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#1E3793 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E3793

10.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E3793	#FFFFFF	#000000	##FFFFFF
##1E3793	1.00	10.38	2.02	10.38
#FFFFFF	10.38	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004696

Deuteranopia (green-blind)

#003B91

Tritanopia (blue-blind)

#004F5F

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #1e3793;
/* rgb */ color: rgb(30, 55, 147);
/* oklch */ color: oklch(38.1% 0.154 266.9);

Tailwind

colors: {
  custom: {
    50: '#6e6db4',
    500: '#1e3793',
    950: '#000000',
  },
}

SCSS

$custom: #1e3793;
$custom-light: #6e6db4;
$custom-dark: #000000;

JSON

{
  "hex": "#1e3793",
  "rgb": {
    "r": 30,
    "g": 55,
    "b": 147
  },
  "hsl": {
    "h": 227.179,
    "s": 66.102,
    "l": 34.706
  },
  "oklch": {
    "l": 0.38097,
    "c": 0.15422,
    "h": 266.9
  },
  "luminance": 0.05115
}

Semantic roles & 50–950 ramp

primary

#1E3793

secondary

#BEA64F

accent

#C53FE9

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#080711

muted

#7B7A80

Preview Lab

Preview with #1E3793

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

Preview Lab → · Contrast checker → · Palette generator →