#0C275F#0C275F

#0C275F is a dark, moderate blue. Relative luminance 0.024; OKLCH L 29.1% C 0.105 H 262.5°. Best body text is #FFFFFF at 14.28:1 contrast (WCAG AA passes).

Color values

HEX	#0C275F
RGB	rgb(12, 39, 95)
HSL	hsl(220, 78%, 21%)
HSV	hsv(220, 87%, 37%)
CMYK	cmyk(87.4%, 58.9%, 0%, 62.7%)
CIE-LAB	lab(17.25, 13.67, -36.17)
CIE-LCH	lch(17.25, 38.67, 290.70°)
OKLab	oklab(29.14% -0.0138 -0.1044)
OKLCH	oklch(29.14% 0.105 262.5)
XYZ	xyz(2.9420, 2.3551, 11.1238)
Luminance	0.0236 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C275F #5F440C

analogous

#0C505F #0C275F #1A0C5F

triadic

#0C275F #5F0C27 #275F0C

tetradic

#0C275F #5F0C50 #5F440C #0C5F1A

square

#0C275F #5F0C50 #5F440C #0C5F1A

split-complementary

#0C275F #5F1A0C #505F0C

monochromatic

#030B1B #051129 #0C275F #133D95 #1A54CC

Accessibility & contrast

On white

14.28

#0C275F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#0C275F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C275F

14.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C275F	#FFFFFF	#000000	##FFFFFF
##0C275F	1.00	14.28	1.47	14.28
#FFFFFF	14.28	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E61

Deuteranopia (green-blind)

#00275E

Tritanopia (blue-blind)

#00353E

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #0c275f;
/* rgb */ color: rgb(12, 39, 95);
/* oklch */ color: oklch(29.1% 0.105 262.5);

Tailwind

colors: {
  custom: {
    50: '#5b608d',
    500: '#0c275f',
    950: '#000000',
  },
}

SCSS

$custom: #0c275f;
$custom-light: #5b608d;
$custom-dark: #000000;

JSON

{
  "hex": "#0c275f",
  "rgb": {
    "r": 12,
    "g": 39,
    "b": 95
  },
  "hsl": {
    "h": 220.482,
    "s": 77.57,
    "l": 20.98
  },
  "oklch": {
    "l": 0.29143,
    "c": 0.10531,
    "h": 262.5
  },
  "luminance": 0.02355
}

Semantic roles & 50–950 ramp

primary

#0C275F

secondary

#99762D

accent

#B634F4

background

#F5F5F8

surface

#E9E9F0

border

#C5C5CB

text

#05040C

muted

#79797D

Preview Lab

Preview with #0C275F

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

Preview Lab → · Contrast checker → · Palette generator →