#0A293F#0A293F

#0A293F is a dark, muted cyan. Relative luminance 0.020; OKLCH L 27.1% C 0.054 H 243.5°. Best body text is #FFFFFF at 14.98:1 contrast (WCAG AA passes).

Color values

HEX	#0A293F
RGB	rgb(10, 41, 63)
HSL	hsl(205, 73%, 14%)
HSV	hsv(205, 84%, 25%)
CMYK	cmyk(84.1%, 34.9%, 0%, 75.3%)
CIE-LAB	lab(15.53, -2.28, -17.22)
CIE-LCH	lch(15.53, 17.37, 262.45°)
OKLab	oklab(27.06% -0.0243 -0.0488)
OKLCH	oklch(27.06% 0.054 243.5)
XYZ	xyz(1.8150, 2.0091, 4.9938)
Luminance	0.0201 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A293F #3F200A

analogous

#0A3F3B #0A293F #0A0E3F

triadic

#0A293F #3F0A29 #293F0A

tetradic

#0A293F #3B0A3F #3F200A #0E3F0A

square

#0A293F #3B0A3F #3F200A #0E3F0A

split-complementary

#0A293F #3F0A0E #3F3B0A

monochromatic

#04111A #04111A #0A293F #124B74 #1B6EA9

Accessibility & contrast

On white

14.98

#0A293F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#0A293F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A293F

14.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A293F	#FFFFFF	#000000	##FFFFFF
##0A293F	1.00	14.98	1.40	14.98
#FFFFFF	14.98	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	14.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F2A40

Deuteranopia (green-blind)

#18253F

Tritanopia (blue-blind)

#002E31

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #0a293f;
/* rgb */ color: rgb(10, 41, 63);
/* oklch */ color: oklch(27.1% 0.054 243.5);

Tailwind

colors: {
  custom: {
    50: '#526274',
    500: '#0a293f',
    950: '#000000',
  },
}

SCSS

$custom: #0a293f;
$custom-light: #526274;
$custom-dark: #000000;

JSON

{
  "hex": "#0a293f",
  "rgb": {
    "r": 10,
    "g": 41,
    "b": 63
  },
  "hsl": {
    "h": 204.906,
    "s": 72.603,
    "l": 14.314
  },
  "oklch": {
    "l": 0.27055,
    "c": 0.05447,
    "h": 243.5
  },
  "luminance": 0.02009
}

Semantic roles & 50–950 ramp

primary

#0A293F

secondary

#7C4B29

accent

#8438EF

background

#F4F5F7

surface

#E7EAED

border

#C3C6C8

text

#020508

muted

#78797B

Preview Lab

Preview with #0A293F

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

Preview Lab → · Contrast checker → · Palette generator →