#0C3453#0C3453

#0C3453 is a dark, moderate cyan. Relative luminance 0.032; OKLCH L 31.5% C 0.070 H 246.4°. Best body text is #FFFFFF at 12.87:1 contrast (WCAG AA passes).

Color values

HEX	#0C3453
RGB	rgb(12, 52, 83)
HSL	hsl(206, 75%, 19%)
HSV	hsv(206, 86%, 33%)
CMYK	cmyk(85.5%, 37.3%, 0%, 67.5%)
CIE-LAB	lab(20.67, -1.09, -22.71)
CIE-LCH	lch(20.67, 22.74, 267.26°)
OKLab	oklab(31.51% -0.0282 -0.0646)
OKLCH	oklch(31.51% 0.07 246.4)
XYZ	xyz(2.9403, 3.1583, 8.6366)
Luminance	0.0316 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C3453 #532B0C

analogous

#0C534E #0C3453 #0C1053

triadic

#0C3453 #530C34 #34530C

tetradic

#0C3453 #4E0C53 #532B0C #10530C

square

#0C3453 #4E0C53 #532B0C #10530C

split-complementary

#0C3453 #530C10 #534E0C

monochromatic

#04111B #04121E #0C3453 #145588 #1B77BE

Accessibility & contrast

On white

12.87

#0C3453 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#0C3453 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C3453

12.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C3453	#FFFFFF	#000000	##FFFFFF
##0C3453	1.00	12.87	1.63	12.87
#FFFFFF	12.87	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#263554

Deuteranopia (green-blind)

#1B2F52

Tritanopia (blue-blind)

#003B3F

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #0c3453;
/* rgb */ color: rgb(12, 52, 83);
/* oklch */ color: oklch(31.5% 0.070 246.4);

Tailwind

colors: {
  custom: {
    50: '#586b83',
    500: '#0c3453',
    950: '#000000',
  },
}

SCSS

$custom: #0c3453;
$custom-light: #586b83;
$custom-dark: #000000;

JSON

{
  "hex": "#0c3453",
  "rgb": {
    "r": 12,
    "g": 52,
    "b": 83
  },
  "hsl": {
    "h": 206.197,
    "s": 74.737,
    "l": 18.627
  },
  "oklch": {
    "l": 0.31509,
    "c": 0.07047,
    "h": 246.4
  },
  "luminance": 0.03159
}

Semantic roles & 50–950 ramp

primary

#0C3453

secondary

#8E572D

accent

#8836F1

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04060A

muted

#797A7C

Preview Lab

Preview with #0C3453

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

Preview Lab → · Contrast checker → · Palette generator →