#0A3245#0A3245

#0A3245 is a dark, muted cyan. Relative luminance 0.028; OKLCH L 30.0% C 0.055 H 233.9°. Best body text is #FFFFFF at 13.50:1 contrast (WCAG AA passes).

Color values

HEX	#0A3245
RGB	rgb(10, 50, 69)
HSL	hsl(199, 75%, 15%)
HSV	hsv(199, 86%, 27%)
CMYK	cmyk(85.5%, 27.5%, 0%, 72.9%)
CIE-LAB	lab(19.12, -5.93, -15.73)
CIE-LCH	lch(19.12, 16.81, 249.34°)
OKLab	oklab(30.01% -0.0323 -0.0443)
OKLCH	oklch(30.01% 0.055 233.9)
XYZ	xyz(2.3395, 2.7751, 6.0414)
Luminance	0.0278 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A3245 #451D0A

analogous

#0A453A #0A3245 #0A1445

triadic

#0A3245 #450A32 #32450A

tetradic

#0A3245 #3A0A45 #451D0A #14450A

square

#0A3245 #3A0A45 #451D0A #14450A

split-complementary

#0A3245 #450A14 #453A0A

monochromatic

#04131B #04131B #0A3245 #12597A #197FB0

Accessibility & contrast

On white

13.50

#0A3245 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#0A3245 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A3245

13.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A3245	#FFFFFF	#000000	##FFFFFF
##0A3245	1.00	13.50	1.56	13.50
#FFFFFF	13.50	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#293246

Deuteranopia (green-blind)

#212C45

Tritanopia (blue-blind)

#003738

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #0a3245;
/* rgb */ color: rgb(10, 50, 69);
/* oklch */ color: oklch(30.0% 0.055 233.9);

Tailwind

colors: {
  custom: {
    50: '#546978',
    500: '#0a3245',
    950: '#000000',
  },
}

SCSS

$custom: #0a3245;
$custom-light: #546978;
$custom-dark: #000000;

JSON

{
  "hex": "#0a3245",
  "rgb": {
    "r": 10,
    "g": 50,
    "b": 69
  },
  "hsl": {
    "h": 199.322,
    "s": 74.684,
    "l": 15.49
  },
  "oklch": {
    "l": 0.30009,
    "c": 0.05485,
    "h": 233.9
  },
  "luminance": 0.02775
}

Semantic roles & 50–950 ramp

primary

#0A3245

secondary

#824629

accent

#7336F1

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030609

muted

#787A7B

Preview Lab

Preview with #0A3245

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

Preview Lab → · Contrast checker → · Palette generator →