#0A2A31#0A2A31

#0A2A31 is a dark, muted cyan. Relative luminance 0.019; OKLCH L 26.5% C 0.039 H 215.0°. Best body text is #FFFFFF at 15.13:1 contrast (WCAG AA passes).

Color values

HEX	#0A2A31
RGB	rgb(10, 42, 49)
HSL	hsl(191, 66%, 12%)
HSV	hsv(191, 80%, 19%)
CMYK	cmyk(79.6%, 14.3%, 0%, 80.8%)
CIE-LAB	lab(15.18, -8.78, -7.96)
CIE-LCH	lch(15.18, 11.85, 222.22°)
OKLab	oklab(26.53% -0.0317 -0.0222)
OKLCH	oklch(26.53% 0.039 215)
XYZ	xyz(1.5073, 1.9420, 3.2005)
Luminance	0.0194 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A2A31 #31110A

analogous

#0A3125 #0A2A31 #0A1731

triadic

#0A2A31 #310A2A #2A310A

tetradic

#0A2A31 #250A31 #31110A #17310A

square

#0A2A31 #250A31 #31110A #17310A

split-complementary

#0A2A31 #310A17 #31250A

monochromatic

#051619 #051619 #0A2A31 #145664 #1F8197

Accessibility & contrast

On white

15.13

#0A2A31 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#0A2A31 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A2A31

15.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A2A31	#FFFFFF	#000000	##FFFFFF
##0A2A31	1.00	15.13	1.39	15.13
#FFFFFF	15.13	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#252831

Deuteranopia (green-blind)

#1F2431

Tritanopia (blue-blind)

#002D2C

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #0a2a31;
/* rgb */ color: rgb(10, 42, 49);
/* oklch */ color: oklch(26.5% 0.039 215.0);

Tailwind

colors: {
  custom: {
    50: '#4f6369',
    500: '#0a2a31',
    950: '#000000',
  },
}

SCSS

$custom: #0a2a31;
$custom-light: #4f6369;
$custom-dark: #000000;

JSON

{
  "hex": "#0a2a31",
  "rgb": {
    "r": 10,
    "g": 42,
    "b": 49
  },
  "hsl": {
    "h": 190.769,
    "s": 66.102,
    "l": 11.569
  },
  "oklch": {
    "l": 0.26533,
    "c": 0.03868,
    "h": 215
  },
  "luminance": 0.01942
}

Semantic roles & 50–950 ramp

primary

#0A2A31

secondary

#6E3529

accent

#5D3FE9

background

#F4F5F6

surface

#E7EAEB

border

#C3C6C6

text

#020506

muted

#78797A

Preview Lab

Preview with #0A2A31

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

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