#1C1884#1C1884

#1C1884 is a dark, vivid blue. Relative luminance 0.026; OKLCH L 31.2% C 0.169 H 272.3°. Best body text is #FFFFFF at 13.88:1 contrast (WCAG AA passes).

Color values

HEX	#1C1884
RGB	rgb(28, 24, 132)
HSL	hsl(242, 69%, 31%)
HSV	hsv(242, 82%, 52%)
CMYK	cmyk(78.8%, 81.8%, 0%, 48.2%)
CIE-LAB	lab(18.21, 39.49, -58.48)
CIE-LCH	lch(18.21, 70.56, 304.03°)
OKLab	oklab(31.21% 0.0068 -0.1692)
OKLCH	oklch(31.21% 0.169 272.3)
XYZ	xyz(4.9690, 2.5656, 22.0586)
Luminance	0.0257 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C1884 #808418

analogous

#184A84 #1C1884 #521884

triadic

#1C1884 #841C18 #18841C

tetradic

#1C1884 #84184A #808418 #188452

square

#1C1884 #84184A #808418 #188452

split-complementary

#1C1884 #845218 #4A8418

monochromatic

#06051C #110F50 #1C1884 #2721B8 #413BDB

Accessibility & contrast

On white

13.88

#1C1884 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#1C1884 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C1884

13.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C1884	#FFFFFF	#000000	##FFFFFF
##1C1884	1.00	13.88	1.51	13.88
#FFFFFF	13.88	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003287

Deuteranopia (green-blind)

#002782

Tritanopia (blue-blind)

#003A4E

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #1c1884;
/* rgb */ color: rgb(28, 24, 132);
/* oklch */ color: oklch(31.2% 0.169 272.3);

Tailwind

colors: {
  custom: {
    50: '#6c58a9',
    500: '#1c1884',
    950: '#000000',
  },
}

SCSS

$custom: #1c1884;
$custom-light: #6c58a9;
$custom-dark: #000000;

JSON

{
  "hex": "#1c1884",
  "rgb": {
    "r": 28,
    "g": 24,
    "b": 132
  },
  "hsl": {
    "h": 242.222,
    "s": 69.231,
    "l": 30.588
  },
  "oklch": {
    "l": 0.31214,
    "c": 0.16937,
    "h": 272.3
  },
  "luminance": 0.02566
}

Semantic roles & 50–950 ramp

primary

#1C1884

secondary

#B3B840

accent

#EC3CE6

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080310

muted

#7B787F

Preview Lab

Preview with #1C1884

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

Preview Lab → · Contrast checker → · Palette generator →