#1E4B99#1E4B99

#1E4B99 is a dark, vivid blue. Relative luminance 0.076; OKLCH L 42.8% C 0.137 H 260.6°. Best body text is #FFFFFF at 8.33:1 contrast (WCAG AA passes).

Color values

HEX	#1E4B99
RGB	rgb(30, 75, 153)
HSL	hsl(218, 67%, 36%)
HSV	hsv(218, 80%, 60%)
CMYK	cmyk(80.4%, 51%, 0%, 40%)
CIE-LAB	lab(33.15, 14.33, -47.02)
CIE-LCH	lch(33.15, 49.16, 286.95°)
OKLab	oklab(42.84% -0.0224 -0.1353)
OKLCH	oklch(42.84% 0.137 260.6)
XYZ	xyz(8.7992, 7.6070, 31.1354)
Luminance	0.0761 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E4B99 #996C1E

analogous

#1E8899 #1E4B99 #2F1E99

triadic

#1E4B99 #991E4B #4B991E

tetradic

#1E4B99 #991E88 #996C1E #1E992F

square

#1E4B99 #991E88 #996C1E #1E992F

split-complementary

#1E4B99 #992F1E #88991E

monochromatic

#0A1933 #143266 #1E4B99 #2864CC #5486DD

Accessibility & contrast

On white

8.33

#1E4B99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#1E4B99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E4B99

8.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E4B99	#FFFFFF	#000000	##FFFFFF
##1E4B99	1.00	8.33	2.52	8.33
#FFFFFF	8.33	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B549C

Deuteranopia (green-blind)

#004997

Tritanopia (blue-blind)

#005E6A

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #1e4b99;
/* rgb */ color: rgb(30, 75, 153);
/* oklch */ color: oklch(42.8% 0.137 260.6);

Tailwind

colors: {
  custom: {
    50: '#6e7cb8',
    500: '#1e4b99',
    950: '#000000',
  },
}

SCSS

$custom: #1e4b99;
$custom-light: #6e7cb8;
$custom-dark: #000000;

JSON

{
  "hex": "#1e4b99",
  "rgb": {
    "r": 30,
    "g": 75,
    "b": 153
  },
  "hsl": {
    "h": 218.049,
    "s": 67.213,
    "l": 35.882
  },
  "oklch": {
    "l": 0.42843,
    "c": 0.13715,
    "h": 260.6
  },
  "luminance": 0.07608
}

Semantic roles & 50–950 ramp

primary

#1E4B99

secondary

#C19852

accent

#AB3EEA

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080911

muted

#7B7B80

Preview Lab

Preview with #1E4B99

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

Preview Lab → · Contrast checker → · Palette generator →