#0C3D53#0C3D53

#0C3D53 is a dark, moderate cyan. Relative luminance 0.040; OKLCH L 34.0% C 0.063 H 232.9°. Best body text is #FFFFFF at 11.62:1 contrast (WCAG AA passes).

Color values

HEX	#0C3D53
RGB	rgb(12, 61, 83)
HSL	hsl(199, 75%, 19%)
HSV	hsv(199, 86%, 33%)
CMYK	cmyk(85.5%, 26.5%, 0%, 67.5%)
CIE-LAB	lab(23.80, -7.12, -17.79)
CIE-LCH	lch(23.80, 19.16, 248.18°)
OKLab	oklab(33.99% -0.0379 -0.0501)
OKLCH	oklch(33.99% 0.063 232.9)
XYZ	xyz(3.3811, 4.0398, 8.7835)
Luminance	0.0404 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C3D53 #53220C

analogous

#0C5345 #0C3D53 #0C1953

triadic

#0C3D53 #530C3D #3D530C

tetradic

#0C3D53 #450C53 #53220C #19530C

square

#0C3D53 #450C53 #53220C #19530C

split-complementary

#0C3D53 #530C19 #53450C

monochromatic

#04141B #04161E #0C3D53 #146488 #1B8CBE

Accessibility & contrast

On white

11.62

#0C3D53 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#0C3D53 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C3D53

11.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C3D53	#FFFFFF	#000000	##FFFFFF
##0C3D53	1.00	11.62	1.81	11.62
#FFFFFF	11.62	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#323C54

Deuteranopia (green-blind)

#293653

Tritanopia (blue-blind)

#004344

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #0c3d53;
/* rgb */ color: rgb(12, 61, 83);
/* oklch */ color: oklch(34.0% 0.063 232.9);

Tailwind

colors: {
  custom: {
    50: '#587283',
    500: '#0c3d53',
    950: '#000000',
  },
}

SCSS

$custom: #0c3d53;
$custom-light: #587283;
$custom-dark: #000000;

JSON

{
  "hex": "#0c3d53",
  "rgb": {
    "r": 12,
    "g": 61,
    "b": 83
  },
  "hsl": {
    "h": 198.592,
    "s": 74.737,
    "l": 18.627
  },
  "oklch": {
    "l": 0.33994,
    "c": 0.06283,
    "h": 232.9
  },
  "luminance": 0.0404
}

Semantic roles & 50–950 ramp

primary

#0C3D53

secondary

#8E4B2D

accent

#7036F1

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04080A

muted

#797B7C

Preview Lab

Preview with #0C3D53

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

Preview Lab → · Contrast checker → · Palette generator →