#1E4582#1E4582

#1E4582 is a dark, moderate blue. Relative luminance 0.061; OKLCH L 39.7% C 0.112 H 259.2°. Best body text is #FFFFFF at 9.42:1 contrast (WCAG AA passes).

Color values

HEX	#1E4582
RGB	rgb(30, 69, 130)
HSL	hsl(217, 63%, 31%)
HSV	hsv(217, 77%, 51%)
CMYK	cmyk(76.9%, 46.9%, 0%, 49%)
CIE-LAB	lab(29.77, 9.17, -38.35)
CIE-LCH	lch(29.77, 39.43, 283.44°)
OKLab	oklab(39.74% -0.0211 -0.1099)
OKLCH	oklch(39.74% 0.112 259.2)
XYZ	xyz(6.6913, 6.1432, 21.9479)
Luminance	0.0614 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E4582 #825B1E

analogous

#1E7782 #1E4582 #291E82

triadic

#1E4582 #821E45 #45821E

tetradic

#1E4582 #821E77 #825B1E #1E8229

square

#1E4582 #821E77 #825B1E #1E8229

split-complementary

#1E4582 #82291E #77821E

monochromatic

#07101F #132B50 #1E4582 #295FB4 #467ED4

Accessibility & contrast

On white

9.42

#1E4582 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#1E4582 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E4582

9.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E4582	#FFFFFF	#000000	##FFFFFF
##1E4582	1.00	9.42	2.23	9.42
#FFFFFF	9.42	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#254B84

Deuteranopia (green-blind)

#104281

Tritanopia (blue-blind)

#00535D

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #1e4582;
/* rgb */ color: rgb(30, 69, 130);
/* oklch */ color: oklch(39.7% 0.112 259.2);

Tailwind

colors: {
  custom: {
    50: '#6978a7',
    500: '#1e4582',
    950: '#000000',
  },
}

SCSS

$custom: #1e4582;
$custom-light: #6978a7;
$custom-dark: #000000;

JSON

{
  "hex": "#1e4582",
  "rgb": {
    "r": 30,
    "g": 69,
    "b": 130
  },
  "hsl": {
    "h": 216.6,
    "s": 62.5,
    "l": 31.373
  },
  "oklch": {
    "l": 0.39739,
    "c": 0.11192,
    "h": 259.2
  },
  "luminance": 0.06144
}

Semantic roles & 50–950 ramp

primary

#1E4582

secondary

#B58A47

accent

#A642E6

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #1E4582

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

Preview Lab → · Contrast checker → · Palette generator →