#1E3585#1E3585

#1E3585 is a dark, vivid blue. Relative luminance 0.045; OKLCH L 36.4% C 0.137 H 267.0°. Best body text is #FFFFFF at 11.03:1 contrast (WCAG AA passes).

Color values

HEX	#1E3585
RGB	rgb(30, 53, 133)
HSL	hsl(227, 63%, 32%)
HSV	hsv(227, 77%, 52%)
CMYK	cmyk(77.4%, 60.2%, 0%, 47.8%)
CIE-LAB	lab(25.31, 21.49, -47.44)
CIE-LCH	lch(25.31, 52.08, 294.37°)
OKLab	oklab(36.42% -0.0072 -0.1369)
OKLCH	oklch(36.42% 0.137 267)
XYZ	xyz(6.0407, 4.5150, 22.7389)
Luminance	0.0452 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E3585 #856E1E

analogous

#1E6985 #1E3585 #3B1E85

triadic

#1E3585 #851E35 #35851E

tetradic

#1E3585 #851E69 #856E1E #1E853B

square

#1E3585 #851E69 #856E1E #1E853B

split-complementary

#1E3585 #853B1E #69851E

monochromatic

#070D21 #132153 #1E3585 #2949B7 #4867D6

Accessibility & contrast

On white

11.03

#1E3585 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#1E3585 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E3585

11.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E3585	#FFFFFF	#000000	##FFFFFF
##1E3585	1.00	11.03	1.90	11.03
#FFFFFF	11.03	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004188

Deuteranopia (green-blind)

#003783

Tritanopia (blue-blind)

#004957

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #1e3585;
/* rgb */ color: rgb(30, 53, 133);
/* oklch */ color: oklch(36.4% 0.137 267.0);

Tailwind

colors: {
  custom: {
    50: '#6a6ba9',
    500: '#1e3585',
    950: '#000000',
  },
}

SCSS

$custom: #1e3585;
$custom-light: #6a6ba9;
$custom-dark: #000000;

JSON

{
  "hex": "#1e3585",
  "rgb": {
    "r": 30,
    "g": 53,
    "b": 133
  },
  "hsl": {
    "h": 226.602,
    "s": 63.19,
    "l": 31.961
  },
  "oklch": {
    "l": 0.36416,
    "c": 0.13714,
    "h": 267
  },
  "luminance": 0.04516
}

Semantic roles & 50–950 ramp

primary

#1E3585

secondary

#B89F47

accent

#C142E6

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#080610

muted

#7A7A7F

Preview Lab

Preview with #1E3585

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

Preview Lab → · Contrast checker → · Palette generator →