#0C1741#0C1741

#0C1741 is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 22.5% C 0.081 H 268.1°. Best body text is #FFFFFF at 17.29:1 contrast (WCAG AA passes).

Color values

HEX	#0C1741
RGB	rgb(12, 23, 65)
HSL	hsl(228, 69%, 15%)
HSV	hsv(228, 82%, 25%)
CMYK	cmyk(81.5%, 64.6%, 0%, 74.5%)
CIE-LAB	lab(9.58, 12.64, -28.14)
CIE-LCH	lch(9.58, 30.85, 294.19°)
OKLab	oklab(22.53% -0.0027 -0.0811)
OKLCH	oklch(22.53% 0.081 268.1)
XYZ	xyz(1.4118, 1.0725, 5.1326)
Luminance	0.0107 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C1741 #41360C

analogous

#0C3141 #0C1741 #1B0C41

triadic

#0C1741 #410C17 #17410C

tetradic

#0C1741 #410C31 #41360C #0C411B

square

#0C1741 #410C31 #41360C #0C411B

split-complementary

#0C1741 #411B0C #31410C

monochromatic

#05091A #05091A #0C1741 #162975 #1F3CA8

Accessibility & contrast

On white

17.29

#0C1741 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#0C1741 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C1741

17.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C1741	#FFFFFF	#000000	##FFFFFF
##0C1741	1.00	17.29	1.21	17.29
#FFFFFF	17.29	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D42

Deuteranopia (green-blind)

#001840

Tritanopia (blue-blind)

#002129

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #0c1741;
/* rgb */ color: rgb(12, 23, 65);
/* oklch */ color: oklch(22.5% 0.081 268.1);

Tailwind

colors: {
  custom: {
    50: '#545376',
    500: '#0c1741',
    950: '#000000',
  },
}

SCSS

$custom: #0c1741;
$custom-light: #545376;
$custom-dark: #000000;

JSON

{
  "hex": "#0c1741",
  "rgb": {
    "r": 12,
    "g": 23,
    "b": 65
  },
  "hsl": {
    "h": 227.547,
    "s": 68.831,
    "l": 15.098
  },
  "oklch": {
    "l": 0.22529,
    "c": 0.08118,
    "h": 268.1
  },
  "luminance": 0.01073
}

Semantic roles & 50–950 ramp

primary

#0C1741

secondary

#7D6C2C

accent

#C73CEC

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030208

muted

#78787B

Preview Lab

Preview with #0C1741

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

Preview Lab → · Contrast checker → · Palette generator →