#1E47B2#1E47B2

#1E47B2 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.1% C 0.176 H 264.3°. Best body text is #FFFFFF at 8.08:1 contrast (WCAG AA passes).

Color values

HEX	#1E47B2
RGB	rgb(30, 71, 178)
HSL	hsl(223, 71%, 41%)
HSV	hsv(223, 83%, 70%)
CMYK	cmyk(83.1%, 60.1%, 0%, 30.2%)
CIE-LAB	lab(33.97, 26.94, -60.67)
CIE-LCH	lch(33.97, 66.38, 293.94°)
OKLab	oklab(44.07% -0.0176 -0.1755)
OKLCH	oklch(44.07% 0.176 264.3)
XYZ	xyz(10.8217, 7.9955, 43.0838)
Luminance	0.0800 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1E47B2 #B2891E

analogous

#1E91B2 #1E47B2 #3F1EB2

triadic

#1E47B2 #B21E47 #47B21E

tetradic

#1E47B2 #B21E91 #B2891E #1EB23F

square

#1E47B2 #B21E91 #B2891E #1EB23F

split-complementary

#1E47B2 #B23F1E #91B21E

monochromatic

#0C1D49 #15327E #1E47B2 #3160DC #6589E5

Accessibility & contrast

On white

8.08

#1E47B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#1E47B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1E47B2

8.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1E47B2	#FFFFFF	#000000	##FFFFFF
##1E47B2	1.00	8.08	2.60	8.08
#FFFFFF	8.08	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057B6

Deuteranopia (green-blind)

#0049B0

Tritanopia (blue-blind)

#006275

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #1e47b2;
/* rgb */ color: rgb(30, 71, 178);
/* oklch */ color: oklch(44.1% 0.176 264.3);

Tailwind

colors: {
  custom: {
    50: '#7579ca',
    500: '#1e47b2',
    950: '#000000',
  },
}

SCSS

$custom: #1e47b2;
$custom-light: #7579ca;
$custom-dark: #000000;

JSON

{
  "hex": "#1e47b2",
  "rgb": {
    "r": 30,
    "g": 71,
    "b": 178
  },
  "hsl": {
    "h": 223.378,
    "s": 71.154,
    "l": 40.784
  },
  "oklch": {
    "l": 0.44074,
    "c": 0.17637,
    "h": 264.3
  },
  "luminance": 0.07997
}

Semantic roles & 50–950 ramp

primary

#1E47B2

secondary

#CAAD62

accent

#BC3AEE

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #1E47B2

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

Preview Lab → · Contrast checker → · Palette generator →