#0A1E2F#0A1E2F

#0A1E2F is a very dark, muted cyan. Relative luminance 0.012; OKLCH L 22.8% C 0.042 H 246.7°. Best body text is #FFFFFF at 16.94:1 contrast (WCAG AA passes).

Color values

HEX	#0A1E2F
RGB	rgb(10, 30, 47)
HSL	hsl(208, 65%, 11%)
HSV	hsv(208, 79%, 18%)
CMYK	cmyk(78.7%, 36.2%, 0%, 81.6%)
CIE-LAB	lab(10.54, -1.24, -13.70)
CIE-LCH	lch(10.54, 13.76, 264.84°)
OKLab	oklab(22.81% -0.0167 -0.0387)
OKLCH	oklch(22.81% 0.042 246.7)
XYZ	xyz(1.1023, 1.1982, 2.8620)
Luminance	0.0120 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A1E2F #2F1B0A

analogous

#0A2F2D #0A1E2F #0A0B2F

triadic

#0A1E2F #2F0A1E #1E2F0A

tetradic

#0A1E2F #2D0A2F #2F1B0A #0B2F0A

square

#0A1E2F #2D0A2F #2F1B0A #0B2F0A

split-complementary

#0A1E2F #2F0A0B #2F2D0A

monochromatic

#051019 #051019 #0A1E2F #153E61 #1F5E94

Accessibility & contrast

On white

16.94

#0A1E2F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#0A1E2F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A1E2F

16.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A1E2F	#FFFFFF	#000000	##FFFFFF
##0A1E2F	1.00	16.94	1.24	16.94
#FFFFFF	16.94	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#171F30

Deuteranopia (green-blind)

#111B2F

Tritanopia (blue-blind)

#002224

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #0a1e2f;
/* rgb */ color: rgb(10, 30, 47);
/* oklch */ color: oklch(22.8% 0.042 246.7);

Tailwind

colors: {
  custom: {
    50: '#4e5967',
    500: '#0a1e2f',
    950: '#000000',
  },
}

SCSS

$custom: #0a1e2f;
$custom-light: #4e5967;
$custom-dark: #000000;

JSON

{
  "hex": "#0a1e2f",
  "rgb": {
    "r": 10,
    "g": 30,
    "b": 47
  },
  "hsl": {
    "h": 207.568,
    "s": 64.912,
    "l": 11.176
  },
  "oklch": {
    "l": 0.22806,
    "c": 0.04212,
    "h": 246.7
  },
  "luminance": 0.01198
}

Semantic roles & 50–950 ramp

primary

#0A1E2F

secondary

#6C4829

accent

#8D40E8

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#020306

muted

#78787A

Preview Lab

Preview with #0A1E2F

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

Preview Lab → · Contrast checker → · Palette generator →