#0A2947#0A2947

#0A2947 is a dark, moderate cyan. Relative luminance 0.021; OKLCH L 27.6% C 0.066 H 251.0°. Best body text is #FFFFFF at 14.78:1 contrast (WCAG AA passes).

Color values

HEX	#0A2947
RGB	rgb(10, 41, 71)
HSL	hsl(210, 75%, 16%)
HSV	hsv(210, 86%, 28%)
CMYK	cmyk(85.9%, 42.3%, 0%, 72.2%)
CIE-LAB	lab(16.03, 1.23, -21.96)
CIE-LCH	lch(16.03, 21.99, 273.22°)
OKLab	oklab(27.61% -0.0216 -0.0626)
OKLCH	oklch(27.61% 0.066 251)
XYZ	xyz(2.0550, 2.1051, 6.2580)
Luminance	0.0210 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A2947 #47280A

analogous

#0A4746 #0A2947 #0A0A47

triadic

#0A2947 #470A29 #29470A

tetradic

#0A2947 #460A47 #47280A #0A470A

square

#0A2947 #460A47 #47280A #0A470A

split-complementary

#0A2947 #470A0A #47460A

monochromatic

#040F1B #040F1B #0A2947 #12487D #1967B2

Accessibility & contrast

On white

14.78

#0A2947 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#0A2947 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A2947

14.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A2947	#FFFFFF	#000000	##FFFFFF
##0A2947	1.00	14.78	1.42	14.78
#FFFFFF	14.78	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B2B48

Deuteranopia (green-blind)

#122546

Tritanopia (blue-blind)

#003034

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #0a2947;
/* rgb */ color: rgb(10, 41, 71);
/* oklch */ color: oklch(27.6% 0.066 251.0);

Tailwind

colors: {
  custom: {
    50: '#54627a',
    500: '#0a2947',
    950: '#000000',
  },
}

SCSS

$custom: #0a2947;
$custom-light: #54627a;
$custom-dark: #000000;

JSON

{
  "hex": "#0a2947",
  "rgb": {
    "r": 10,
    "g": 41,
    "b": 71
  },
  "hsl": {
    "h": 209.508,
    "s": 75.309,
    "l": 15.882
  },
  "oklch": {
    "l": 0.27605,
    "c": 0.06622,
    "h": 251
  },
  "luminance": 0.02105
}

Semantic roles & 50–950 ramp

primary

#0A2947

secondary

#845629

accent

#9236F2

background

#F5F5F7

surface

#E9EAED

border

#C5C6C8

text

#030509

muted

#78797B

Preview Lab

Preview with #0A2947

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

Preview Lab → · Contrast checker → · Palette generator →