#1E399D#1E399D

#1E399D is a dark, vivid blue. Relative luminance 0.056; OKLCH L 39.4% C 0.165 H 266.6°. Best body text is #FFFFFF at 9.87:1 contrast (WCAG AA passes).

Color values

HEX	#1E399D
RGB	rgb(30, 57, 157)
HSL	hsl(227, 68%, 37%)
HSV	hsv(227, 81%, 62%)
CMYK	cmyk(80.9%, 63.7%, 0%, 38.4%)
CIE-LAB	lab(28.47, 28.17, -57.05)
CIE-LCH	lch(28.47, 63.63, 296.28°)
OKLab	oklab(39.42% -0.0097 -0.1651)
OKLCH	oklch(39.42% 0.165 266.6)
XYZ	xyz(8.0822, 5.6357, 32.5536)
Luminance	0.0564 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E399D #9D821E

analogous

#1E799D #1E399D #431E9D

triadic

#1E399D #9D1E39 #399D1E

tetradic

#1E399D #9D1E79 #9D821E #1E9D43

square

#1E399D #9D1E79 #9D821E #1E9D43

split-complementary

#1E399D #9D431E #799D1E

monochromatic

#0A1436 #14266A #1E399D #284CD0 #5774DF

Accessibility & contrast

On white

9.87

#1E399D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#1E399D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E399D

9.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E399D	#FFFFFF	#000000	##FFFFFF
##1E399D	1.00	9.87	2.13	9.87
#FFFFFF	9.87	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049A0

Deuteranopia (green-blind)

#003D9B

Tritanopia (blue-blind)

#005365

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #1e399d;
/* rgb */ color: rgb(30, 57, 157);
/* oklch */ color: oklch(39.4% 0.165 266.6);

Tailwind

colors: {
  custom: {
    50: '#706fbb',
    500: '#1e399d',
    950: '#000000',
  },
}

SCSS

$custom: #1e399d;
$custom-light: #706fbb;
$custom-dark: #000000;

JSON

{
  "hex": "#1e399d",
  "rgb": {
    "r": 30,
    "g": 57,
    "b": 157
  },
  "hsl": {
    "h": 227.244,
    "s": 67.914,
    "l": 36.667
  },
  "oklch": {
    "l": 0.39421,
    "c": 0.16537,
    "h": 266.6
  },
  "luminance": 0.05637
}

Semantic roles & 50–950 ramp

primary

#1E399D

secondary

#C2AB54

accent

#C63DEB

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #1E399D

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

Preview Lab → · Contrast checker → · Palette generator →