#1E4598#1E4598

#1E4598 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 41.4% C 0.143 H 262.8°. Best body text is #FFFFFF at 8.90:1 contrast (WCAG AA passes).

Color values

HEX	#1E4598
RGB	rgb(30, 69, 152)
HSL	hsl(221, 67%, 36%)
HSV	hsv(221, 80%, 60%)
CMYK	cmyk(80.3%, 54.6%, 0%, 40.4%)
CIE-LAB	lab(31.34, 18.02, -49.34)
CIE-LCH	lch(31.34, 52.53, 290.06°)
OKLab	oklab(41.44% -0.0179 -0.1422)
OKLCH	oklch(41.44% 0.143 262.8)
XYZ	xyz(8.3290, 6.7983, 30.5729)
Luminance	0.0680 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E4598 #98711E

analogous

#1E8298 #1E4598 #341E98

triadic

#1E4598 #981E45 #45981E

tetradic

#1E4598 #981E82 #98711E #1E9834

square

#1E4598 #981E82 #98711E #1E9834

split-complementary

#1E4598 #98341E #82981E

monochromatic

#0A1732 #142E65 #1E4598 #285CCB #537FDD

Accessibility & contrast

On white

8.90

#1E4598 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#1E4598 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E4598

8.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E4598	#FFFFFF	#000000	##FFFFFF
##1E4598	1.00	8.90	2.36	8.90
#FFFFFF	8.90	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#01509B

Deuteranopia (green-blind)

#004496

Tritanopia (blue-blind)

#005967

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #1e4598;
/* rgb */ color: rgb(30, 69, 152);
/* oklch */ color: oklch(41.4% 0.143 262.8);

Tailwind

colors: {
  custom: {
    50: '#6e78b7',
    500: '#1e4598',
    950: '#000000',
  },
}

SCSS

$custom: #1e4598;
$custom-light: #6e78b7;
$custom-dark: #000000;

JSON

{
  "hex": "#1e4598",
  "rgb": {
    "r": 30,
    "g": 69,
    "b": 152
  },
  "hsl": {
    "h": 220.82,
    "s": 67.033,
    "l": 35.686
  },
  "oklch": {
    "l": 0.41442,
    "c": 0.14337,
    "h": 262.8
  },
  "luminance": 0.06799
}

Semantic roles & 50–950 ramp

primary

#1E4598

secondary

#C09D51

accent

#B33EEA

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080811

muted

#7B7B80

Preview Lab

Preview with #1E4598

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

Preview Lab → · Contrast checker → · Palette generator →