#1E4D99#1E4D99

#1E4D99 is a dark, vivid blue. Relative luminance 0.079; OKLCH L 43.3% C 0.135 H 259.7°. Best body text is #FFFFFF at 8.15:1 contrast (WCAG AA passes).

Color values

HEX	#1E4D99
RGB	rgb(30, 77, 153)
HSL	hsl(217, 67%, 36%)
HSV	hsv(217, 80%, 60%)
CMYK	cmyk(80.4%, 49.7%, 0%, 40%)
CIE-LAB	lab(33.74, 12.98, -46.07)
CIE-LCH	lch(33.74, 47.87, 285.73°)
OKLab	oklab(43.29% -0.024 -0.1325)
OKLCH	oklch(43.29% 0.135 259.7)
XYZ	xyz(8.9370, 7.8826, 31.1813)
Luminance	0.0788 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E4D99 #996A1E

analogous

#1E8A99 #1E4D99 #2C1E99

triadic

#1E4D99 #991E4D #4D991E

tetradic

#1E4D99 #991E8A #996A1E #1E992C

square

#1E4D99 #991E8A #996A1E #1E992C

split-complementary

#1E4D99 #992C1E #8A991E

monochromatic

#0A1933 #143366 #1E4D99 #2867CC #5488DD

Accessibility & contrast

On white

8.15

#1E4D99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#1E4D99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E4D99

8.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E4D99	#FFFFFF	#000000	##FFFFFF
##1E4D99	1.00	8.15	2.58	8.15
#FFFFFF	8.15	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#21559C

Deuteranopia (green-blind)

#004A97

Tritanopia (blue-blind)

#005F6B

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #1e4d99;
/* rgb */ color: rgb(30, 77, 153);
/* oklch */ color: oklch(43.3% 0.135 259.7);

Tailwind

colors: {
  custom: {
    50: '#6e7eb8',
    500: '#1e4d99',
    950: '#000000',
  },
}

SCSS

$custom: #1e4d99;
$custom-light: #6e7eb8;
$custom-dark: #000000;

JSON

{
  "hex": "#1e4d99",
  "rgb": {
    "r": 30,
    "g": 77,
    "b": 153
  },
  "hsl": {
    "h": 217.073,
    "s": 67.213,
    "l": 35.882
  },
  "oklch": {
    "l": 0.43292,
    "c": 0.13464,
    "h": 259.7
  },
  "luminance": 0.07884
}

Semantic roles & 50–950 ramp

primary

#1E4D99

secondary

#C19652

accent

#A83EEA

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080911

muted

#7B7B80

Preview Lab

Preview with #1E4D99

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

Preview Lab → · Contrast checker → · Palette generator →