#0C233E#0C233E

#0C233E is a dark, muted cyan. Relative luminance 0.016; OKLCH L 25.4% C 0.059 H 254.1°. Best body text is #FFFFFF at 15.84:1 contrast (WCAG AA passes).

Color values

HEX	#0C233E
RGB	rgb(12, 35, 62)
HSL	hsl(212, 68%, 15%)
HSV	hsv(212, 81%, 24%)
CMYK	cmyk(80.6%, 43.5%, 0%, 75.7%)
CIE-LAB	lab(13.40, 2.00, -19.89)
CIE-LCH	lch(13.40, 19.99, 275.75°)
OKLab	oklab(25.38% -0.0161 -0.0566)
OKLCH	oklch(25.38% 0.059 254.1)
XYZ	xyz(1.6218, 1.6279, 4.7852)
Luminance	0.0163 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C233E #3E270C

analogous

#0C3C3E #0C233E #0E0C3E

triadic

#0C233E #3E0C23 #233E0C

tetradic

#0C233E #3E0C3C #3E270C #0C3E0E

square

#0C233E #3E0C3C #3E270C #0C3E0E

split-complementary

#0C233E #3E0E0C #3C3E0C

monochromatic

#050E1A #050E1A #0C233E #164071 #205DA5

Accessibility & contrast

On white

15.84

#0C233E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#0C233E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C233E

15.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C233E	#FFFFFF	#000000	##FFFFFF
##0C233E	1.00	15.84	1.33	15.84
#FFFFFF	15.84	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#17253F

Deuteranopia (green-blind)

#0F203D

Tritanopia (blue-blind)

#00292D

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #0c233e;
/* rgb */ color: rgb(12, 35, 62);
/* oklch */ color: oklch(25.4% 0.059 254.1);

Tailwind

colors: {
  custom: {
    50: '#525d73',
    500: '#0c233e',
    950: '#000000',
  },
}

SCSS

$custom: #0c233e;
$custom-light: #525d73;
$custom-dark: #000000;

JSON

{
  "hex": "#0c233e",
  "rgb": {
    "r": 12,
    "g": 35,
    "b": 62
  },
  "hsl": {
    "h": 212.4,
    "s": 67.568,
    "l": 14.51
  },
  "oklch": {
    "l": 0.25378,
    "c": 0.05888,
    "h": 254.1
  },
  "luminance": 0.01628
}

Semantic roles & 50–950 ramp

primary

#0C233E

secondary

#7A562C

accent

#9B3DEA

background

#F4F5F7

surface

#E7E9ED

border

#C3C5C8

text

#020408

muted

#78797B

Preview Lab

Preview with #0C233E

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

Preview Lab → · Contrast checker → · Palette generator →