#0A1E2D#0A1E2D

#0A1E2D is a very dark, muted cyan. Relative luminance 0.012; OKLCH L 22.7% C 0.039 H 243.4°. Best body text is #FFFFFF at 16.98:1 contrast (WCAG AA passes).

Color values

HEX	#0A1E2D
RGB	rgb(10, 30, 45)
HSL	hsl(206, 64%, 11%)
HSV	hsv(206, 78%, 18%)
CMYK	cmyk(77.8%, 33.3%, 0%, 82.4%)
CIE-LAB	lab(10.43, -2.10, -12.43)
CIE-LCH	lch(10.43, 12.60, 260.42°)
OKLab	oklab(22.68% -0.0175 -0.035)
OKLCH	oklch(22.68% 0.039 243.4)
XYZ	xyz(1.0629, 1.1824, 2.6543)
Luminance	0.0118 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A1E2D #2D190A

analogous

#0A2D2A #0A1E2D #0A0C2D

triadic

#0A1E2D #2D0A1E #1E2D0A

tetradic

#0A1E2D #2A0A2D #2D190A #0C2D0A

square

#0A1E2D #2A0A2D #2D190A #0C2D0A

split-complementary

#0A1E2D #2D0A0C #2D2A0A

monochromatic

#061119 #061119 #0A1E2D #153F5F #206191

Accessibility & contrast

On white

16.98

#0A1E2D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#0A1E2D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A1E2D

16.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A1E2D	#FFFFFF	#000000	##FFFFFF
##0A1E2D	1.00	16.98	1.24	16.98
#FFFFFF	16.98	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#171E2E

Deuteranopia (green-blind)

#131B2D

Tritanopia (blue-blind)

#002223

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #0a1e2d;
/* rgb */ color: rgb(10, 30, 45);
/* oklch */ color: oklch(22.7% 0.039 243.4);

Tailwind

colors: {
  custom: {
    50: '#4d5966',
    500: '#0a1e2d',
    950: '#000000',
  },
}

SCSS

$custom: #0a1e2d;
$custom-light: #4d5966;
$custom-dark: #000000;

JSON

{
  "hex": "#0a1e2d",
  "rgb": {
    "r": 10,
    "g": 30,
    "b": 45
  },
  "hsl": {
    "h": 205.714,
    "s": 63.636,
    "l": 10.784
  },
  "oklch": {
    "l": 0.22675,
    "c": 0.03911,
    "h": 243.4
  },
  "luminance": 0.01183
}

Semantic roles & 50–950 ramp

primary

#0A1E2D

secondary

#6A4529

accent

#8841E7

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#010305

muted

#77787A

Preview Lab

Preview with #0A1E2D

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

Preview Lab → · Contrast checker → · Palette generator →