#0C3B53#0C3B53

#0C3B53 is a dark, moderate cyan. Relative luminance 0.038; OKLCH L 33.4% C 0.064 H 236.2°. Best body text is #FFFFFF at 11.89:1 contrast (WCAG AA passes).

Color values

HEX	#0C3B53
RGB	rgb(12, 59, 83)
HSL	hsl(200, 75%, 19%)
HSV	hsv(200, 86%, 33%)
CMYK	cmyk(85.5%, 28.9%, 0%, 67.5%)
CIE-LAB	lab(23.10, -5.82, -18.89)
CIE-LCH	lch(23.10, 19.76, 252.87°)
OKLab	oklab(33.44% -0.0357 -0.0533)
OKLCH	oklch(33.44% 0.064 236.2)
XYZ	xyz(3.2763, 3.8302, 8.7486)
Luminance	0.0383 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C3B53 #53240C

analogous

#0C5347 #0C3B53 #0C1753

triadic

#0C3B53 #530C3B #3B530C

tetradic

#0C3B53 #470C53 #53240C #17530C

square

#0C3B53 #470C53 #53240C #17530C

split-complementary

#0C3B53 #530C17 #53470C

monochromatic

#04131B #04151E #0C3B53 #146188 #1B87BE

Accessibility & contrast

On white

11.89

#0C3B53 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#0C3B53 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C3B53

11.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C3B53	#FFFFFF	#000000	##FFFFFF
##0C3B53	1.00	11.89	1.77	11.89
#FFFFFF	11.89	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F3B54

Deuteranopia (green-blind)

#263453

Tritanopia (blue-blind)

#004143

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #0c3b53;
/* rgb */ color: rgb(12, 59, 83);
/* oklch */ color: oklch(33.4% 0.064 236.2);

Tailwind

colors: {
  custom: {
    50: '#587083',
    500: '#0c3b53',
    950: '#000000',
  },
}

SCSS

$custom: #0c3b53;
$custom-light: #587083;
$custom-dark: #000000;

JSON

{
  "hex": "#0c3b53",
  "rgb": {
    "r": 12,
    "g": 59,
    "b": 83
  },
  "hsl": {
    "h": 200.282,
    "s": 74.737,
    "l": 18.627
  },
  "oklch": {
    "l": 0.33437,
    "c": 0.06417,
    "h": 236.2
  },
  "luminance": 0.03831
}

Semantic roles & 50–950 ramp

primary

#0C3B53

secondary

#8E4E2D

accent

#7636F1

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04070A

muted

#797A7C

Preview Lab

Preview with #0C3B53

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

Preview Lab → · Contrast checker → · Palette generator →