#1C1984#1C1984

#1C1984 is a dark, vivid blue. Relative luminance 0.026; OKLCH L 31.3% C 0.168 H 272.2°. Best body text is #FFFFFF at 13.80:1 contrast (WCAG AA passes).

Color values

HEX	#1C1984
RGB	rgb(28, 25, 132)
HSL	hsl(242, 68%, 31%)
HSV	hsv(242, 81%, 52%)
CMYK	cmyk(78.8%, 81.1%, 0%, 48.2%)
CIE-LAB	lab(18.40, 38.96, -58.17)
CIE-LCH	lch(18.40, 70.01, 303.81°)
OKLab	oklab(31.34% 0.0064 -0.1684)
OKLCH	oklch(31.34% 0.168 272.2)
XYZ	xyz(4.9900, 2.6075, 22.0656)
Luminance	0.0261 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C1984 #818419

analogous

#194B84 #1C1984 #511984

triadic

#1C1984 #841C19 #19841C

tetradic

#1C1984 #84194B #818419 #198451

square

#1C1984 #84194B #818419 #198451

split-complementary

#1C1984 #845119 #4B8419

monochromatic

#06061D #110F51 #1C1984 #2723B7 #423DDA

Accessibility & contrast

On white

13.80

#1C1984 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#1C1984 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C1984

13.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C1984	#FFFFFF	#000000	##FFFFFF
##1C1984	1.00	13.80	1.52	13.80
#FFFFFF	13.80	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003287

Deuteranopia (green-blind)

#002782

Tritanopia (blue-blind)

#003A4E

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #1c1984;
/* rgb */ color: rgb(28, 25, 132);
/* oklch */ color: oklch(31.3% 0.168 272.2);

Tailwind

colors: {
  custom: {
    50: '#6c58a9',
    500: '#1c1984',
    950: '#000000',
  },
}

SCSS

$custom: #1c1984;
$custom-light: #6c58a9;
$custom-dark: #000000;

JSON

{
  "hex": "#1c1984",
  "rgb": {
    "r": 28,
    "g": 25,
    "b": 132
  },
  "hsl": {
    "h": 241.682,
    "s": 68.153,
    "l": 30.784
  },
  "oklch": {
    "l": 0.31344,
    "c": 0.16848,
    "h": 272.2
  },
  "luminance": 0.02608
}

Semantic roles & 50–950 ramp

primary

#1C1984

secondary

#B4B841

accent

#EB3DE6

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080310

muted

#7B787F

Preview Lab

Preview with #1C1984

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

Preview Lab → · Contrast checker → · Palette generator →