#0A3A47#0A3A47

#0A3A47 is a dark, muted cyan. Relative luminance 0.035; OKLCH L 32.4% C 0.054 H 220.6°. Best body text is #FFFFFF at 12.29:1 contrast (WCAG AA passes).

Color values

HEX	#0A3A47
RGB	rgb(10, 58, 71)
HSL	hsl(193, 75%, 16%)
HSV	hsv(193, 86%, 28%)
CMYK	cmyk(85.9%, 18.3%, 0%, 72.2%)
CIE-LAB	lab(22.11, -10.29, -12.46)
CIE-LCH	lch(22.11, 16.16, 230.44°)
OKLab	oklab(32.43% -0.0407 -0.0348)
OKLCH	oklch(32.43% 0.054 220.6)
XYZ	xyz(2.7751, 3.5452, 6.4981)
Luminance	0.0355 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A3A47 #47170A

analogous

#0A4735 #0A3A47 #0A1B47

triadic

#0A3A47 #470A3A #3A470A

tetradic

#0A3A47 #350A47 #47170A #1B470A

square

#0A3A47 #350A47 #47170A #1B470A

split-complementary

#0A3A47 #470A1B #47350A

monochromatic

#04161B #04161B #0A3A47 #12667D #1992B2

Accessibility & contrast

On white

12.29

#0A3A47 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#0A3A47 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A3A47

12.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A3A47	#FFFFFF	#000000	##FFFFFF
##0A3A47	1.00	12.29	1.71	12.29
#FFFFFF	12.29	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#323848

Deuteranopia (green-blind)

#2A3247

Tritanopia (blue-blind)

#003E3E

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #0a3a47;
/* rgb */ color: rgb(10, 58, 71);
/* oklch */ color: oklch(32.4% 0.054 220.6);

Tailwind

colors: {
  custom: {
    50: '#55707a',
    500: '#0a3a47',
    950: '#000000',
  },
}

SCSS

$custom: #0a3a47;
$custom-light: #55707a;
$custom-dark: #000000;

JSON

{
  "hex": "#0a3a47",
  "rgb": {
    "r": 10,
    "g": 58,
    "b": 71
  },
  "hsl": {
    "h": 192.787,
    "s": 75.309,
    "l": 15.882
  },
  "oklch": {
    "l": 0.32432,
    "c": 0.05355,
    "h": 220.6
  },
  "luminance": 0.03546
}

Semantic roles & 50–950 ramp

primary

#0A3A47

secondary

#843C29

accent

#5E36F2

background

#F5F6F7

surface

#E9ECED

border

#C5C7C8

text

#030709

muted

#787A7B

Preview Lab

Preview with #0A3A47

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

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