#1E2783#1E2783

#1E2783 is a dark, vivid blue. Relative luminance 0.034; OKLCH L 33.5% C 0.152 H 270.9°. Best body text is #FFFFFF at 12.55:1 contrast (WCAG AA passes).

Color values

HEX	#1E2783
RGB	rgb(30, 39, 131)
HSL	hsl(235, 63%, 32%)
HSV	hsv(235, 77%, 51%)
CMYK	cmyk(77.1%, 70.2%, 0%, 48.6%)
CIE-LAB	lab(21.45, 30.27, -52.50)
CIE-LCH	lch(21.45, 60.60, 299.97°)
OKLab	oklab(33.52% 0.0023 -0.1519)
OKLCH	oklch(33.52% 0.152 270.9)
XYZ	xyz(5.3563, 3.3652, 21.8356)
Luminance	0.0337 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E2783 #837A1E

analogous

#1E5A83 #1E2783 #481E83

triadic

#1E2783 #831E27 #27831E

tetradic

#1E2783 #831E5A #837A1E #1E8348

square

#1E2783 #831E5A #837A1E #1E8348

split-complementary

#1E2783 #83481E #5A831E

monochromatic

#07091F #131851 #1E2783 #2936B5 #4753D5

Accessibility & contrast

On white

12.55

#1E2783 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#1E2783 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E2783

12.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E2783	#FFFFFF	#000000	##FFFFFF
##1E2783	1.00	12.55	1.67	12.55
#FFFFFF	12.55	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003886

Deuteranopia (green-blind)

#002F81

Tritanopia (blue-blind)

#004051

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #1e2783;
/* rgb */ color: rgb(30, 39, 131);
/* oklch */ color: oklch(33.5% 0.152 270.9);

Tailwind

colors: {
  custom: {
    50: '#6b61a8',
    500: '#1e2783',
    950: '#000000',
  },
}

SCSS

$custom: #1e2783;
$custom-light: #6b61a8;
$custom-dark: #000000;

JSON

{
  "hex": "#1e2783",
  "rgb": {
    "r": 30,
    "g": 39,
    "b": 131
  },
  "hsl": {
    "h": 234.653,
    "s": 62.733,
    "l": 31.569
  },
  "oklch": {
    "l": 0.33519,
    "c": 0.15191,
    "h": 270.9
  },
  "luminance": 0.03366
}

Semantic roles & 50–950 ramp

primary

#1E2783

secondary

#B6AC47

accent

#D742E6

background

#F6F5FA

surface

#ECEAF4

border

#C7C6CE

text

#080510

muted

#7A797F

Preview Lab

Preview with #1E2783

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

Preview Lab → · Contrast checker → · Palette generator →