#1E3385#1E3385

#1E3385 is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.0% C 0.140 H 267.6°. Best body text is #FFFFFF at 11.25:1 contrast (WCAG AA passes).

Color values

HEX	#1E3385
RGB	rgb(30, 51, 133)
HSL	hsl(228, 63%, 32%)
HSV	hsv(228, 77%, 52%)
CMYK	cmyk(77.4%, 61.7%, 0%, 47.8%)
CIE-LAB	lab(24.75, 22.88, -48.34)
CIE-LCH	lch(24.75, 53.48, 295.33°)
OKLab	oklab(36% -0.0057 -0.1396)
OKLCH	oklch(36% 0.14 267.6)
XYZ	xyz(5.9514, 4.3365, 22.7091)
Luminance	0.0434 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E3385 #85701E

analogous

#1E6785 #1E3385 #3D1E85

triadic

#1E3385 #851E33 #33851E

tetradic

#1E3385 #851E67 #85701E #1E853D

square

#1E3385 #851E67 #85701E #1E853D

split-complementary

#1E3385 #853D1E #67851E

monochromatic

#070D21 #132053 #1E3385 #2946B7 #4865D6

Accessibility & contrast

On white

11.25

#1E3385 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#1E3385 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E3385

11.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E3385	#FFFFFF	#000000	##FFFFFF
##1E3385	1.00	11.25	1.87	11.25
#FFFFFF	11.25	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004088

Deuteranopia (green-blind)

#003683

Tritanopia (blue-blind)

#004857

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #1e3385;
/* rgb */ color: rgb(30, 51, 133);
/* oklch */ color: oklch(36.0% 0.140 267.6);

Tailwind

colors: {
  custom: {
    50: '#6b6aa9',
    500: '#1e3385',
    950: '#000000',
  },
}

SCSS

$custom: #1e3385;
$custom-light: #6b6aa9;
$custom-dark: #000000;

JSON

{
  "hex": "#1e3385",
  "rgb": {
    "r": 30,
    "g": 51,
    "b": 133
  },
  "hsl": {
    "h": 227.767,
    "s": 63.19,
    "l": 31.961
  },
  "oklch": {
    "l": 0.36005,
    "c": 0.13974,
    "h": 267.6
  },
  "luminance": 0.04337
}

Semantic roles & 50–950 ramp

primary

#1E3385

secondary

#B8A147

accent

#C542E6

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#080610

muted

#7A7A7F

Preview Lab

Preview with #1E3385

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

Preview Lab → · Contrast checker → · Palette generator →