#0C2553#0C2553

#0C2553 is a dark, moderate blue. Relative luminance 0.020; OKLCH L 27.6% C 0.090 H 261.3°. Best body text is #FFFFFF at 14.94:1 contrast (WCAG AA passes).

Color values

HEX	#0C2553
RGB	rgb(12, 37, 83)
HSL	hsl(219, 75%, 19%)
HSV	hsv(219, 86%, 33%)
CMYK	cmyk(85.5%, 55.4%, 0%, 67.5%)
CIE-LAB	lab(15.62, 9.86, -30.78)
CIE-LCH	lch(15.62, 32.32, 287.76°)
OKLab	oklab(27.59% -0.0136 -0.0886)
OKLCH	oklch(27.59% 0.09 261.3)
XYZ	xyz(2.3740, 2.0256, 8.4478)
Luminance	0.0203 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C2553 #533A0C

analogous

#0C4853 #0C2553 #160C53

triadic

#0C2553 #530C25 #25530C

tetradic

#0C2553 #530C48 #533A0C #0C5316

square

#0C2553 #530C48 #533A0C #0C5316

split-complementary

#0C2553 #53160C #48530C

monochromatic

#040C1B #040D1E #0C2553 #143D88 #1B55BE

Accessibility & contrast

On white

14.94

#0C2553 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#0C2553 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C2553

14.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C2553	#FFFFFF	#000000	##FFFFFF
##0C2553	1.00	14.94	1.41	14.94
#FFFFFF	14.94	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#082A55

Deuteranopia (green-blind)

#002452

Tritanopia (blue-blind)

#003038

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #0c2553;
/* rgb */ color: rgb(12, 37, 83);
/* oklch */ color: oklch(27.6% 0.090 261.3);

Tailwind

colors: {
  custom: {
    50: '#585e84',
    500: '#0c2553',
    950: '#000000',
  },
}

SCSS

$custom: #0c2553;
$custom-light: #585e84;
$custom-dark: #000000;

JSON

{
  "hex": "#0c2553",
  "rgb": {
    "r": 12,
    "g": 37,
    "b": 83
  },
  "hsl": {
    "h": 218.873,
    "s": 74.737,
    "l": 18.627
  },
  "oklch": {
    "l": 0.2759,
    "c": 0.08964,
    "h": 261.3
  },
  "luminance": 0.02026
}

Semantic roles & 50–950 ramp

primary

#0C2553

secondary

#8E6C2D

accent

#B036F1

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04040B

muted

#79797C

Preview Lab

Preview with #0C2553

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

Preview Lab → · Contrast checker → · Palette generator →