#0A2F38#0A2F38

#0A2F38 is a dark, muted cyan. Relative luminance 0.024; OKLCH L 28.4% C 0.044 H 217.4°. Best body text is #FFFFFF at 14.22:1 contrast (WCAG AA passes).

Color values

HEX	#0A2F38
RGB	rgb(10, 47, 56)
HSL	hsl(192, 70%, 13%)
HSV	hsv(192, 82%, 22%)
CMYK	cmyk(82.1%, 16.1%, 0%, 78%)
CIE-LAB	lab(17.38, -9.26, -9.50)
CIE-LCH	lch(17.38, 13.26, 225.73°)
OKLab	oklab(28.41% -0.0346 -0.0265)
OKLCH	oklch(28.41% 0.044 217.4)
XYZ	xyz(1.8552, 2.3829, 4.1028)
Luminance	0.0238 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A2F38 #38130A

analogous

#0A382A #0A2F38 #0A1838

triadic

#0A2F38 #380A2F #2F380A

tetradic

#0A2F38 #2A0A38 #38130A #18380A

square

#0A2F38 #2A0A38 #38130A #18380A

split-complementary

#0A2F38 #380A18 #382A0A

monochromatic

#05161A #05161A #0A2F38 #135B6C #1D86A0

Accessibility & contrast

On white

14.22

#0A2F38 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#0A2F38 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A2F38

14.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A2F38	#FFFFFF	#000000	##FFFFFF
##0A2F38	1.00	14.22	1.48	14.22
#FFFFFF	14.22	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#292D38

Deuteranopia (green-blind)

#232938

Tritanopia (blue-blind)

#003232

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #0a2f38;
/* rgb */ color: rgb(10, 47, 56);
/* oklch */ color: oklch(28.4% 0.044 217.4);

Tailwind

colors: {
  custom: {
    50: '#51676e',
    500: '#0a2f38',
    950: '#000000',
  },
}

SCSS

$custom: #0a2f38;
$custom-light: #51676e;
$custom-dark: #000000;

JSON

{
  "hex": "#0a2f38",
  "rgb": {
    "r": 10,
    "g": 47,
    "b": 56
  },
  "hsl": {
    "h": 191.739,
    "s": 69.697,
    "l": 12.941
  },
  "oklch": {
    "l": 0.28406,
    "c": 0.04358,
    "h": 217.4
  },
  "luminance": 0.02383
}

Semantic roles & 50–950 ramp

primary

#0A2F38

secondary

#753728

accent

#5E3BED

background

#F4F6F6

surface

#E7EBEB

border

#C3C6C6

text

#020607

muted

#787A7A

Preview Lab

Preview with #0A2F38

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

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