#1E3370#1E3370

#1E3370 is a dark, moderate blue. Relative luminance 0.038; OKLCH L 34.2% C 0.109 H 266.4°. Best body text is #FFFFFF at 11.91:1 contrast (WCAG AA passes).

Color values

HEX	#1E3370
RGB	rgb(30, 51, 112)
HSL	hsl(225, 58%, 28%)
HSV	hsv(225, 73%, 44%)
CMYK	cmyk(73.2%, 54.5%, 0%, 56.1%)
CIE-LAB	lab(23.04, 14.48, -37.82)
CIE-LCH	lch(23.04, 40.50, 290.96°)
OKLab	oklab(34.18% -0.0069 -0.1087)
OKLCH	oklch(34.18% 0.109 266.4)
XYZ	xyz(4.6429, 3.8131, 15.8174)
Luminance	0.0381 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E3370 #705B1E

analogous

#1E5C70 #1E3370 #321E70

triadic

#1E3370 #701E33 #33701E

tetradic

#1E3370 #701E5C #705B1E #1E7032

square

#1E3370 #701E5C #705B1E #1E7032

split-complementary

#1E3370 #70321E #5C701E

monochromatic

#060B18 #111D40 #1E3370 #2B49A0 #3D62CB

Accessibility & contrast

On white

11.91

#1E3370 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#1E3370 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E3370

11.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E3370	#FFFFFF	#000000	##FFFFFF
##1E3370	1.00	11.91	1.76	11.91
#FFFFFF	11.91	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C3B72

Deuteranopia (green-blind)

#00336F

Tritanopia (blue-blind)

#00424C

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #1e3370;
/* rgb */ color: rgb(30, 51, 112);
/* oklch */ color: oklch(34.2% 0.109 266.4);

Tailwind

colors: {
  custom: {
    50: '#656a99',
    500: '#1e3370',
    950: '#000000',
  },
}

SCSS

$custom: #1e3370;
$custom-light: #656a99;
$custom-dark: #000000;

JSON

{
  "hex": "#1e3370",
  "rgb": {
    "r": 30,
    "g": 51,
    "b": 112
  },
  "hsl": {
    "h": 224.634,
    "s": 57.746,
    "l": 27.843
  },
  "oklch": {
    "l": 0.34182,
    "c": 0.10891,
    "h": 266.4
  },
  "luminance": 0.03814
}

Semantic roles & 50–950 ramp

primary

#1E3370

secondary

#A48C46

accent

#BA47E1

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #1E3370

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

Preview Lab → · Contrast checker → · Palette generator →