#1E3786#1E3786

#1E3786 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 36.9% C 0.136 H 266.3°. Best body text is #FFFFFF at 10.79:1 contrast (WCAG AA passes).

Color values

HEX	#1E3786
RGB	rgb(30, 55, 134)
HSL	hsl(226, 63%, 32%)
HSV	hsv(226, 78%, 53%)
CMYK	cmyk(77.6%, 59%, 0%, 47.5%)
CIE-LAB	lab(25.95, 20.50, -47.02)
CIE-LCH	lch(25.95, 51.29, 293.55°)
OKLab	oklab(36.92% -0.0087 -0.1357)
OKLCH	oklch(36.92% 0.136 266.3)
XYZ	xyz(6.2032, 4.7289, 23.1355)
Luminance	0.0473 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E3786 #866D1E

analogous

#1E6B86 #1E3786 #391E86

triadic

#1E3786 #861E37 #37861E

tetradic

#1E3786 #861E6B #866D1E #1E8639

square

#1E3786 #861E6B #866D1E #1E8639

split-complementary

#1E3786 #86391E #6B861E

monochromatic

#080E22 #132254 #1E3786 #294CB8 #486AD6

Accessibility & contrast

On white

10.79

#1E3786 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#1E3786 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E3786

10.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E3786	#FFFFFF	#000000	##FFFFFF
##1E3786	1.00	10.79	1.95	10.79
#FFFFFF	10.79	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004289

Deuteranopia (green-blind)

#003984

Tritanopia (blue-blind)

#004B59

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #1e3786;
/* rgb */ color: rgb(30, 55, 134);
/* oklch */ color: oklch(36.9% 0.136 266.3);

Tailwind

colors: {
  custom: {
    50: '#6b6daa',
    500: '#1e3786',
    950: '#000000',
  },
}

SCSS

$custom: #1e3786;
$custom-light: #6b6daa;
$custom-dark: #000000;

JSON

{
  "hex": "#1e3786",
  "rgb": {
    "r": 30,
    "g": 55,
    "b": 134
  },
  "hsl": {
    "h": 225.577,
    "s": 63.415,
    "l": 32.157
  },
  "oklch": {
    "l": 0.36923,
    "c": 0.13596,
    "h": 266.3
  },
  "luminance": 0.0473
}

Semantic roles & 50–950 ramp

primary

#1E3786

secondary

#B89D47

accent

#BF41E6

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#080710

muted

#7A7A7F

Preview Lab

Preview with #1E3786

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

Preview Lab → · Contrast checker → · Palette generator →