#0C3F42#0C3F42

#0C3F42 is a dark, muted teal. Relative luminance 0.040; OKLCH L 33.7% C 0.051 H 200.9°. Best body text is #FFFFFF at 11.63:1 contrast (WCAG AA passes).

Color values

HEX	#0C3F42
RGB	rgb(12, 63, 66)
HSL	hsl(183, 69%, 15%)
HSV	hsv(183, 82%, 26%)
CMYK	cmyk(81.8%, 4.5%, 0%, 74.1%)
CIE-LAB	lab(23.76, -14.91, -6.60)
CIE-LCH	lch(23.76, 16.31, 203.88°)
OKLab	oklab(33.71% -0.0481 -0.0183)
OKLCH	oklch(33.71% 0.051 200.9)
XYZ	xyz(2.9121, 4.0262, 5.7769)
Luminance	0.0403 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C3F42 #420F0C

analogous

#0C422A #0C3F42 #0C2442

triadic

#0C3F42 #420C3F #3F420C

tetradic

#0C3F42 #2A0C42 #420F0C #24420C

square

#0C3F42 #2A0C42 #420F0C #24420C

split-complementary

#0C3F42 #420C24 #422A0C

monochromatic

#05191A #05191A #0C3F42 #157076 #1FA2AA

Accessibility & contrast

On white

11.63

#0C3F42 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#0C3F42 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C3F42

11.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C3F42	#FFFFFF	#000000	##FFFFFF
##0C3F42	1.00	11.63	1.81	11.63
#FFFFFF	11.63	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A3C42

Deuteranopia (green-blind)

#323642

Tritanopia (blue-blind)

#004240

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #0c3f42;
/* rgb */ color: rgb(12, 63, 66);
/* oklch */ color: oklch(33.7% 0.051 200.9);

Tailwind

colors: {
  custom: {
    50: '#557476',
    500: '#0c3f42',
    950: '#000000',
  },
}

SCSS

$custom: #0c3f42;
$custom-light: #557476;
$custom-dark: #000000;

JSON

{
  "hex": "#0c3f42",
  "rgb": {
    "r": 12,
    "g": 63,
    "b": 66
  },
  "hsl": {
    "h": 183.333,
    "s": 69.231,
    "l": 15.294
  },
  "oklch": {
    "l": 0.33707,
    "c": 0.05145,
    "h": 200.9
  },
  "luminance": 0.04027
}

Semantic roles & 50–950 ramp

primary

#0C3F42

secondary

#7E302C

accent

#463CEC

background

#F5F7F7

surface

#E9EDED

border

#C5C8C8

text

#030808

muted

#787B7B

Preview Lab

Preview with #0C3F42

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

Preview Lab → · Contrast checker → · Palette generator →