#0C2F51#0C2F51

#0C2F51 is a dark, moderate cyan. Relative luminance 0.027; OKLCH L 30.0% C 0.073 H 251.2°. Best body text is #FFFFFF at 13.63:1 contrast (WCAG AA passes).

Color values

HEX	#0C2F51
RGB	rgb(12, 47, 81)
HSL	hsl(210, 74%, 18%)
HSV	hsv(210, 85%, 32%)
CMYK	cmyk(85.2%, 42%, 0%, 68.2%)
CIE-LAB	lab(18.82, 1.57, -24.30)
CIE-LCH	lch(18.82, 24.35, 273.71°)
OKLab	oklab(30.02% -0.0236 -0.0693)
OKLCH	oklch(30.02% 0.073 251.2)
XYZ	xyz(2.6528, 2.7050, 8.1653)
Luminance	0.0271 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C2F51 #512E0C

analogous

#0C5150 #0C2F51 #0C0C51

triadic

#0C2F51 #510C2F #2F510C

tetradic

#0C2F51 #500C51 #512E0C #0C510C

square

#0C2F51 #500C51 #512E0C #0C510C

split-complementary

#0C2F51 #510C0C #51500C

monochromatic

#040F1B #04101C #0C2F51 #144E86 #1C6DBC

Accessibility & contrast

On white

13.63

#0C2F51 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#0C2F51 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C2F51

13.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C2F51	#FFFFFF	#000000	##FFFFFF
##0C2F51	1.00	13.63	1.54	13.63
#FFFFFF	13.63	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F3152

Deuteranopia (green-blind)

#142B50

Tritanopia (blue-blind)

#00373C

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #0c2f51;
/* rgb */ color: rgb(12, 47, 81);
/* oklch */ color: oklch(30.0% 0.073 251.2);

Tailwind

colors: {
  custom: {
    50: '#576782',
    500: '#0c2f51',
    950: '#000000',
  },
}

SCSS

$custom: #0c2f51;
$custom-light: #576782;
$custom-dark: #000000;

JSON

{
  "hex": "#0c2f51",
  "rgb": {
    "r": 12,
    "g": 47,
    "b": 81
  },
  "hsl": {
    "h": 209.565,
    "s": 74.194,
    "l": 18.235
  },
  "oklch": {
    "l": 0.30019,
    "c": 0.07325,
    "h": 251.2
  },
  "luminance": 0.02705
}

Semantic roles & 50–950 ramp

primary

#0C2F51

secondary

#8C5C2C

accent

#9337F1

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04060A

muted

#797A7C

Preview Lab

Preview with #0C2F51

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

Preview Lab → · Contrast checker → · Palette generator →