#0A3A48#0A3A48

#0A3A48 is a dark, muted cyan. Relative luminance 0.036; OKLCH L 32.5% C 0.054 H 222.3°. Best body text is #FFFFFF at 12.27:1 contrast (WCAG AA passes).

Color values

HEX	#0A3A48
RGB	rgb(10, 58, 72)
HSL	hsl(194, 76%, 16%)
HSV	hsv(194, 86%, 28%)
CMYK	cmyk(86.1%, 19.4%, 0%, 71.8%)
CIE-LAB	lab(22.15, -9.90, -13.05)
CIE-LCH	lch(22.15, 16.38, 232.83°)
OKLab	oklab(32.49% -0.0402 -0.0366)
OKLCH	oklch(32.49% 0.054 222.3)
XYZ	xyz(2.8074, 3.5582, 6.6685)
Luminance	0.0356 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A3A48 #48180A

analogous

#0A4837 #0A3A48 #0A1B48

triadic

#0A3A48 #480A3A #3A480A

tetradic

#0A3A48 #370A48 #48180A #1B480A

square

#0A3A48 #370A48 #48180A #1B480A

split-complementary

#0A3A48 #480A1B #48370A

monochromatic

#04161B #04161B #0A3A48 #11657E #1991B3

Accessibility & contrast

On white

12.27

#0A3A48 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#0A3A48 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A3A48

12.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A3A48	#FFFFFF	#000000	##FFFFFF
##0A3A48	1.00	12.27	1.71	12.27
#FFFFFF	12.27	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#323849

Deuteranopia (green-blind)

#2A3248

Tritanopia (blue-blind)

#003E3F

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #0a3a48;
/* rgb */ color: rgb(10, 58, 72);
/* oklch */ color: oklch(32.5% 0.054 222.3);

Tailwind

colors: {
  custom: {
    50: '#55707b',
    500: '#0a3a48',
    950: '#000000',
  },
}

SCSS

$custom: #0a3a48;
$custom-light: #55707b;
$custom-dark: #000000;

JSON

{
  "hex": "#0a3a48",
  "rgb": {
    "r": 10,
    "g": 58,
    "b": 72
  },
  "hsl": {
    "h": 193.548,
    "s": 75.61,
    "l": 16.078
  },
  "oklch": {
    "l": 0.32485,
    "c": 0.05433,
    "h": 222.3
  },
  "luminance": 0.03559
}

Semantic roles & 50–950 ramp

primary

#0A3A48

secondary

#853E29

accent

#6036F2

background

#F5F6F7

surface

#E9ECED

border

#C5C7C8

text

#030709

muted

#787A7B

Preview Lab

Preview with #0A3A48

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

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