#0C4B57#0C4B57

#0C4B57 is a dark, moderate teal. Relative luminance 0.058; OKLCH L 38.1% C 0.062 H 214.2°. Best body text is #FFFFFF at 9.72:1 contrast (WCAG AA passes).

Color values

HEX	#0C4B57
RGB	rgb(12, 75, 87)
HSL	hsl(190, 76%, 19%)
HSV	hsv(190, 86%, 34%)
CMYK	cmyk(86.2%, 13.8%, 0%, 65.9%)
CIE-LAB	lab(28.90, -14.16, -12.53)
CIE-LCH	lch(28.90, 18.91, 221.51°)
OKLab	oklab(38.14% -0.0515 -0.035)
OKLCH	oklch(38.14% 0.062 214.2)
XYZ	xyz(4.3873, 5.7979, 9.9029)
Luminance	0.0580 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C4B57 #57180C

analogous

#0C573E #0C4B57 #0C2657

triadic

#0C4B57 #570C4B #4B570C

tetradic

#0C4B57 #3E0C57 #57180C #26570C

square

#0C4B57 #3E0C57 #57180C #26570C

split-complementary

#0C4B57 #570C26 #573E0C

monochromatic

#04171B #051D21 #0C4B57 #13798D #1BA8C3

Accessibility & contrast

On white

9.72

#0C4B57 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#0C4B57 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C4B57

9.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C4B57	#FFFFFF	#000000	##FFFFFF
##0C4B57	1.00	9.72	2.16	9.72
#FFFFFF	9.72	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#424858

Deuteranopia (green-blind)

#384157

Tritanopia (blue-blind)

#00504F

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #0c4b57;
/* rgb */ color: rgb(12, 75, 87);
/* oklch */ color: oklch(38.1% 0.062 214.2);

Tailwind

colors: {
  custom: {
    50: '#5a7d86',
    500: '#0c4b57',
    950: '#000000',
  },
}

SCSS

$custom: #0c4b57;
$custom-light: #5a7d86;
$custom-dark: #000000;

JSON

{
  "hex": "#0c4b57",
  "rgb": {
    "r": 12,
    "g": 75,
    "b": 87
  },
  "hsl": {
    "h": 189.6,
    "s": 75.758,
    "l": 19.412
  },
  "oklch": {
    "l": 0.38142,
    "c": 0.06229,
    "h": 214.2
  },
  "luminance": 0.05798
}

Semantic roles & 50–950 ramp

primary

#0C4B57

secondary

#923D2D

accent

#5435F2

background

#F5F7F8

surface

#E9EEEF

border

#C5C9CA

text

#04090B

muted

#797B7C

Preview Lab

Preview with #0C4B57

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

Preview Lab → · Contrast checker → · Palette generator →