#0A3B48#0A3B48

#0A3B48 is a dark, muted cyan. Relative luminance 0.037; OKLCH L 32.8% C 0.054 H 220.2°. Best body text is #FFFFFF at 12.12:1 contrast (WCAG AA passes).

Color values

HEX	#0A3B48
RGB	rgb(10, 59, 72)
HSL	hsl(193, 76%, 16%)
HSV	hsv(193, 86%, 28%)
CMYK	cmyk(86.1%, 18.1%, 0%, 71.8%)
CIE-LAB	lab(22.51, -10.52, -12.50)
CIE-LCH	lch(22.51, 16.34, 229.91°)
OKLab	oklab(32.77% -0.0413 -0.035)
OKLCH	oklch(32.77% 0.054 220.2)
XYZ	xyz(2.8583, 3.6600, 6.6854)
Luminance	0.0366 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A3B48 #48170A

analogous

#0A4836 #0A3B48 #0A1C48

triadic

#0A3B48 #480A3B #3B480A

tetradic

#0A3B48 #360A48 #48170A #1C480A

square

#0A3B48 #360A48 #48170A #1C480A

split-complementary

#0A3B48 #480A1C #48360A

monochromatic

#04161B #04161B #0A3B48 #11677E #1993B3

Accessibility & contrast

On white

12.12

#0A3B48 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#0A3B48 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A3B48

12.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A3B48	#FFFFFF	#000000	##FFFFFF
##0A3B48	1.00	12.12	1.73	12.12
#FFFFFF	12.12	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#333949

Deuteranopia (green-blind)

#2B3348

Tritanopia (blue-blind)

#003F3F

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #0a3b48;
/* rgb */ color: rgb(10, 59, 72);
/* oklch */ color: oklch(32.8% 0.054 220.2);

Tailwind

colors: {
  custom: {
    50: '#55717b',
    500: '#0a3b48',
    950: '#000000',
  },
}

SCSS

$custom: #0a3b48;
$custom-light: #55717b;
$custom-dark: #000000;

JSON

{
  "hex": "#0a3b48",
  "rgb": {
    "r": 10,
    "g": 59,
    "b": 72
  },
  "hsl": {
    "h": 192.581,
    "s": 75.61,
    "l": 16.078
  },
  "oklch": {
    "l": 0.32774,
    "c": 0.05415,
    "h": 220.2
  },
  "luminance": 0.0366
}

Semantic roles & 50–950 ramp

primary

#0A3B48

secondary

#853C29

accent

#5D36F2

background

#F5F6F7

surface

#E9ECED

border

#C5C7C8

text

#030709

muted

#787A7B

Preview Lab

Preview with #0A3B48

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

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