#1E3686#1E3686

#1E3686 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 36.7% C 0.137 H 266.7°. Best body text is #FFFFFF at 10.90:1 contrast (WCAG AA passes).

Color values

HEX	#1E3686
RGB	rgb(30, 54, 134)
HSL	hsl(226, 63%, 32%)
HSV	hsv(226, 78%, 53%)
CMYK	cmyk(77.6%, 59.7%, 0%, 47.5%)
CIE-LAB	lab(25.67, 21.19, -47.48)
CIE-LCH	lch(25.67, 51.99, 294.06°)
OKLab	oklab(36.71% -0.0079 -0.137)
OKLCH	oklch(36.71% 0.137 266.7)
XYZ	xyz(6.1562, 4.6349, 23.1198)
Luminance	0.0464 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E3686 #866E1E

analogous

#1E6A86 #1E3686 #3A1E86

triadic

#1E3686 #861E36 #36861E

tetradic

#1E3686 #861E6A #866E1E #1E863A

square

#1E3686 #861E6A #866E1E #1E863A

split-complementary

#1E3686 #863A1E #6A861E

monochromatic

#080E22 #132254 #1E3686 #294AB8 #4869D6

Accessibility & contrast

On white

10.90

#1E3686 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#1E3686 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E3686

10.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E3686	#FFFFFF	#000000	##FFFFFF
##1E3686	1.00	10.90	1.93	10.90
#FFFFFF	10.90	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004289

Deuteranopia (green-blind)

#003884

Tritanopia (blue-blind)

#004A58

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #1e3686;
/* rgb */ color: rgb(30, 54, 134);
/* oklch */ color: oklch(36.7% 0.137 266.7);

Tailwind

colors: {
  custom: {
    50: '#6b6caa',
    500: '#1e3686',
    950: '#000000',
  },
}

SCSS

$custom: #1e3686;
$custom-light: #6b6caa;
$custom-dark: #000000;

JSON

{
  "hex": "#1e3686",
  "rgb": {
    "r": 30,
    "g": 54,
    "b": 134
  },
  "hsl": {
    "h": 226.154,
    "s": 63.415,
    "l": 32.157
  },
  "oklch": {
    "l": 0.36714,
    "c": 0.13727,
    "h": 266.7
  },
  "luminance": 0.04636
}

Semantic roles & 50–950 ramp

primary

#1E3686

secondary

#B89E47

accent

#C041E6

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#080710

muted

#7A7A7F

Preview Lab

Preview with #1E3686

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

Preview Lab → · Contrast checker → · Palette generator →