#0C275A#0C275A

#0C275A is a dark, moderate blue. Relative luminance 0.023; OKLCH L 28.7% C 0.098 H 261.6°. Best body text is #FFFFFF at 14.45:1 contrast (WCAG AA passes).

Color values

HEX	#0C275A
RGB	rgb(12, 39, 90)
HSL	hsl(219, 76%, 20%)
HSV	hsv(219, 87%, 35%)
CMYK	cmyk(86.7%, 56.7%, 0%, 64.7%)
CIE-LAB	lab(16.83, 11.46, -33.53)
CIE-LCH	lch(16.83, 35.43, 288.87°)
OKLab	oklab(28.69% -0.0143 -0.0966)
OKLCH	oklch(28.69% 0.098 261.6)
XYZ	xyz(2.7219, 2.2671, 9.9650)
Luminance	0.0227 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C275A #5A3F0C

analogous

#0C4E5A #0C275A #180C5A

triadic

#0C275A #5A0C27 #275A0C

tetradic

#0C275A #5A0C4E #5A3F0C #0C5A18

square

#0C275A #5A0C4E #5A3F0C #0C5A18

split-complementary

#0C275A #5A180C #4E5A0C

monochromatic

#040C1B #051024 #0C275A #133E90 #1A56C6

Accessibility & contrast

On white

14.45

#0C275A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#0C275A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C275A

14.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C275A	#FFFFFF	#000000	##FFFFFF
##0C275A	1.00	14.45	1.45	14.45
#FFFFFF	14.45	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#032D5C

Deuteranopia (green-blind)

#002659

Tritanopia (blue-blind)

#00333C

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #0c275a;
/* rgb */ color: rgb(12, 39, 90);
/* oklch */ color: oklch(28.7% 0.098 261.6);

Tailwind

colors: {
  custom: {
    50: '#5a6089',
    500: '#0c275a',
    950: '#000000',
  },
}

SCSS

$custom: #0c275a;
$custom-light: #5a6089;
$custom-dark: #000000;

JSON

{
  "hex": "#0c275a",
  "rgb": {
    "r": 12,
    "g": 39,
    "b": 90
  },
  "hsl": {
    "h": 219.231,
    "s": 76.471,
    "l": 20
  },
  "oklch": {
    "l": 0.28693,
    "c": 0.09769,
    "h": 261.6
  },
  "luminance": 0.02267
}

Semantic roles & 50–950 ramp

primary

#0C275A

secondary

#95712D

accent

#B135F3

background

#F5F5F8

surface

#E9E9F0

border

#C5C5CB

text

#04040B

muted

#79797C

Preview Lab

Preview with #0C275A

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

Preview Lab → · Contrast checker → · Palette generator →