#0C1453#0C1453

#0C1453 is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 23.8% C 0.113 H 269.3°. Best body text is #FFFFFF at 16.93:1 contrast (WCAG AA passes).

Color values

HEX	#0C1453
RGB	rgb(12, 20, 83)
HSL	hsl(233, 75%, 19%)
HSV	hsv(233, 86%, 33%)
CMYK	cmyk(85.5%, 75.9%, 0%, 67.5%)
CIE-LAB	lab(10.58, 22.61, -39.01)
CIE-LCH	lch(10.58, 45.09, 300.10°)
OKLab	oklab(23.83% -0.0014 -0.113)
OKLCH	oklch(23.83% 0.113 269.3)
XYZ	xyz(1.9626, 1.2028, 8.3107)
Luminance	0.0120 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C1453 #534B0C

analogous

#0C3753 #0C1453 #270C53

triadic

#0C1453 #530C14 #14530C

tetradic

#0C1453 #530C37 #534B0C #0C5327

square

#0C1453 #530C37 #534B0C #0C5327

split-complementary

#0C1453 #53270C #37530C

monochromatic

#04061B #04071E #0C1453 #142188 #1B2EBE

Accessibility & contrast

On white

16.93

#0C1453 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#0C1453 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C1453

16.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C1453	#FFFFFF	#000000	##FFFFFF
##0C1453	1.00	16.93	1.24	16.93
#FFFFFF	16.93	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002055

Deuteranopia (green-blind)

#001952

Tritanopia (blue-blind)

#002631

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #0c1453;
/* rgb */ color: rgb(12, 20, 83);
/* oklch */ color: oklch(23.8% 0.113 269.3);

Tailwind

colors: {
  custom: {
    50: '#5a5184',
    500: '#0c1453',
    950: '#000000',
  },
}

SCSS

$custom: #0c1453;
$custom-light: #5a5184;
$custom-dark: #000000;

JSON

{
  "hex": "#0c1453",
  "rgb": {
    "r": 12,
    "g": 20,
    "b": 83
  },
  "hsl": {
    "h": 233.239,
    "s": 74.737,
    "l": 18.627
  },
  "oklch": {
    "l": 0.23833,
    "c": 0.113,
    "h": 269.3
  },
  "luminance": 0.01203
}

Semantic roles & 50–950 ramp

primary

#0C1453

secondary

#8E832D

accent

#DC36F1

background

#F5F4F8

surface

#E9E7EF

border

#C5C3CA

text

#04020B

muted

#79787C

Preview Lab

Preview with #0C1453

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

Preview Lab → · Contrast checker → · Palette generator →