#0A232C#0A232C

#0A232C is a very dark, muted cyan. Relative luminance 0.014; OKLCH L 24.1% C 0.035 H 224.8°. Best body text is #FFFFFF at 16.28:1 contrast (WCAG AA passes).

Color values

HEX	#0A232C
RGB	rgb(10, 35, 44)
HSL	hsl(196, 63%, 11%)
HSV	hsv(196, 77%, 17%)
CMYK	cmyk(77.3%, 20.5%, 0%, 82.7%)
CIE-LAB	lab(12.28, -6.08, -8.84)
CIE-LCH	lch(12.28, 10.73, 235.47°)
OKLab	oklab(24.13% -0.0248 -0.0246)
OKLCH	oklch(24.13% 0.035 224.8)
XYZ	xyz(1.1806, 1.4483, 2.5997)
Luminance	0.0145 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A232C #2C130A

analogous

#0A2C24 #0A232C #0A122C

triadic

#0A232C #2C0A23 #232C0A

tetradic

#0A232C #240A2C #2C130A #122C0A

square

#0A232C #240A2C #2C130A #122C0A

split-complementary

#0A232C #2C0A12 #2C240A

monochromatic

#061419 #061419 #0A232C #154B5E #217290

Accessibility & contrast

On white

16.28

#0A232C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#0A232C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A232C

16.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A232C	#FFFFFF	#000000	##FFFFFF
##0A232C	1.00	16.28	1.29	16.28
#FFFFFF	16.28	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E222C

Deuteranopia (green-blind)

#191F2C

Tritanopia (blue-blind)

#002626

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #0a232c;
/* rgb */ color: rgb(10, 35, 44);
/* oklch */ color: oklch(24.1% 0.035 224.8);

Tailwind

colors: {
  custom: {
    50: '#4e5d65',
    500: '#0a232c',
    950: '#000000',
  },
}

SCSS

$custom: #0a232c;
$custom-light: #4e5d65;
$custom-dark: #000000;

JSON

{
  "hex": "#0a232c",
  "rgb": {
    "r": 10,
    "g": 35,
    "b": 44
  },
  "hsl": {
    "h": 195.882,
    "s": 62.963,
    "l": 10.588
  },
  "oklch": {
    "l": 0.24127,
    "c": 0.03497,
    "h": 224.8
  },
  "luminance": 0.01448
}

Semantic roles & 50–950 ramp

primary

#0A232C

secondary

#693A29

accent

#6D42E6

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#020405

muted

#78797A

Preview Lab

Preview with #0A232C

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

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